GM Global Technology Operations LLC patent applications on February 20th, 2025
Patent Applications by GM Global Technology Operations LLC on February 20th, 2025
GM Global Technology Operations LLC: 36 patent applications
GM Global Technology Operations LLC has applied for patents in the areas of H01M10/0525 (7), H01M4/04 (6), H01M50/249 (6), H01M10/625 (5), B60L50/64 (5) B60L53/22 (2), H01M4/366 (2), B05D3/067 (1), H01M10/6567 (1), H01M10/0565 (1)
With keywords such as: battery, vehicle, cell, material, torque, anode, lithium, layer, having, and current in patent application abstracts.
Patent Applications by GM Global Technology Operations LLC
Inventor(s): Xiang ZHAO of Novi MI (US) for gm global technology operations llc, Hua-tzu FAN of Troy MI (US) for gm global technology operations llc, Marcel James ISROW of Bruce Township MI (US) for gm global technology operations llc
IPC Code(s): B05D3/06, B25J11/00, B25J18/00
CPC Code(s): B05D3/067
Abstract: a robotic system includes a robot arm including a first end and a second end opposing the first end, an optical cable extending between the first end and the second end of the robot arm, a lamp assembly disposed at the second end of the robot arm, the lamp assembly including a lamp holder having a plurality of ultraviolet (uv) lamps configured to cure paint, and a control module. the control module is configured to actuate the lamp holder and position one or more selected uv lamps of the plurality of uv lamps in communication with an end of the optical cable, and turn on the one or more selected uv lamps to transmit uv light through the optical cable to cure paint on a panel of a vehicle. other examples charging robotic systems and methods are also disclosed.
Inventor(s): Matthew E. Gilbert-Eyres of Rochester Hills MI (US) for gm global technology operations llc, Benjamin Tran of Royal Oak MI (US) for gm global technology operations llc, Kevin W. Owens of Sterling Heights MI (US) for gm global technology operations llc, James Doherty of Canton MI (US) for gm global technology operations llc
IPC Code(s): B60L3/00
CPC Code(s): B60L3/0046
Abstract: a method of predictively charging a vehicle including a rechargeable energy storage system (ress) includes providing a telematics system including a telematics module, at least one external data source, a utility data source, and at least one user interface. the telematics system receives weather forecast data from the at least one external data source; monitors the weather forecast data for a predicted weather event; compares the predicted weather event to historical weather events during which power disruptions occurred; determines whether the predicted weather event is indicative of a potential power disruption based upon the comparison; generates a power status report via the telematics system based upon a determination that the predicted weather event may be indicative of the potential power disruption; sends the power status report to the at least one user interface; and commands a charging of the vehicle based on the power status report.
Inventor(s): Chandra S. Namuduri of Troy MI (US) for gm global technology operations llc, Muhammad Hussain Alvi of Troy MI (US) for gm global technology operations llc, Rashmi Prasad of Troy MI (US) for gm global technology operations llc, Khorshed Mohammed Alam of Canton MI (US) for gm global technology operations llc, Junghoon Kim of Ann Arbor MI (US) for gm global technology operations llc, Yilun Luo of Ann Arbor MI (US) for gm global technology operations llc
IPC Code(s): B60L53/22, B60L50/60, H02M7/483, H02M7/5387, H02P21/22, H02P27/06
CPC Code(s): B60L53/22
Abstract: a vehicle includes a system for charging a battery of the vehicle. an electric motor couples to a charging station. a t-bridge multi-level inverter couples the electric motor to the battery. the inverter includes a first leg having a first set of switches and a first ac terminal coupled to the electric motor, a second leg having a second set of switches and a second ac terminal coupled to the electric motor and a third leg having a third set of switches and a third ac terminal coupled to the electric motor. a processor connects the third ac terminal to the charging station and controls at least one of the first set of switches to control a first current through the first ac terminal of the first leg and the second set of switches to control a second current through second ac terminal of the second leg.
Inventor(s): Chandra S. Namuduri of Troy MI (US) for gm global technology operations llc, Muhammad Hussain Alvi of Troy MI (US) for gm global technology operations llc, Rashmi Prasad of Troy MI (US) for gm global technology operations llc, Khorshed Mohammed Alam of Canton MI (US) for gm global technology operations llc, Junghoon Kim of Ann Arbor MI (US) for gm global technology operations llc, Yilun Luo of Ann Arbor MI (US) for gm global technology operations llc
IPC Code(s): B60L53/22, H02M7/483, H02M7/5387, H02P21/22, H02P27/06
CPC Code(s): B60L53/22
Abstract: a vehicle includes a system for charging a battery of the vehicle. an electric motor couples to a charging station. a diode-clamped multi-level inverter and a processor. a diode-clamped multi-level inverter couples the electric motor to the battery and includes a first leg having a first set of switches and a first ac terminal coupled to the electric motor, a second leg having a second set of switches and a second ac terminal coupled to the electric motor and a third leg having a third set of switches and a third ac terminal coupled to the electric motor. the processor connects the third ac terminal to the charging station and control at least one of the first set of switches to control a first current through the first ac terminal and the second set of switches to control a second current through the second ac terminal to charge the battery.
Inventor(s): Xiang ZHAO of Novi MI (US) for gm global technology operations llc, Dalong GAO of Rochester MI (US) for gm global technology operations llc
IPC Code(s): B60L53/67, B60L53/36, B60L53/62, B60L53/66, B60L53/68, G06Q20/10
CPC Code(s): B60L53/67
Abstract: a vehicle charging control system includes: a charging location including n parking locations for vehicles and m vehicle chargers, where n is an integer greater than or equal to two and m is an integer less than n and greater than or equal to 1; and a charging control module configured to set a charging sequence for charging vehicles at the charging location based on at least two of: (a) arrival times of the vehicles, respectively, to the charging location; (b) expected departure times of the vehicles, respectively, from the charging location; (c) charge levels of batteries of the vehicles, respectively, at arrival to the charging location; (d) target charge levels of the batteries of the vehicles, respectively, at departure from the charging location; (e) credits of users of the vehicles, respectively; and (f) premium fees approved by the users of the vehicles, respectively, for advancing in the charging sequence.
Inventor(s): Jun-mo Kang of Ann Arbor MI (US) for gm global technology operations llc, Su-Yang Shieh of Clawson MI (US) for gm global technology operations llc
IPC Code(s): B60L58/18, B60L50/64, B60L58/13, H01M10/42, H02J7/00
CPC Code(s): B60L58/18
Abstract: a system for managing an energy storage device in an electric vehicle includes a battery pack having an energy module, and a power module connected in parallel to the energy module. the energy module is adapted to generate a first current. at least one dc-to-dc (direct current to direct current) converter is adapted to receive the first current from the energy module and transmit a current, referred to herein as “dc-dc current”, to the power module. the system includes a controller having a processor and tangible, non-transitory memory on which instructions are recorded for automated management of a set of parameters related to the battery pack, subject to a plurality of constraints. the power module is adapted to deliver a second current for powering a load in the electric vehicle. operation of the electric vehicle is controlled based in part on the set of parameters.
Inventor(s): Albert Ekladyous of Shelby Twp. MI (US) for gm global technology operations llc, Michael K. Larsen of Warren MI (US) for gm global technology operations llc
IPC Code(s): B60Q1/076, B60Q1/00, B60Q1/14
CPC Code(s): B60Q1/076
Abstract: a vehicle includes a headlight. the headlight includes a light source configured to perform a first light function of projecting a beam of light at a first angle of declension from a horizontal line and a second light function of the headlight for projecting the beam of light at a second angle of declension from the horizontal line. the first light function is optically combined with the second light function.
Inventor(s): Kuldip Dhananjay Kalushe of Canton MI (US) for gm global technology operations llc, Alexander Kellum Cox of Waterford MI (US) for gm global technology operations llc
IPC Code(s): B60W20/15, B60W10/06, B60W10/08
CPC Code(s): B60W20/15
Abstract: a control system for a vehicle having a vehicle drive system and a plurality of torque sources connected to the vehicle drive system instructs a first torque source of the plurality of torque sources to provide an instantaneous torque to the vehicle drive system. the data processing hardware further receives a vehicle drive requested torque output and obtains a first available torque source output of the first torque source. the data processing hardware calculates a first torque error based on the requested torque output and the first available torque source output for the first torque source. the data processing hardware determines whether the first torque error exceeds a torque error threshold, and, when the first torque error exceeds the torque error threshold, activates a first supplemental torque source of the plurality of the torque sources to provide a first supplemental torque output to the vehicle drive system.
Inventor(s): Tzvi PHILIPP of Bet Shemesh (IL) for gm global technology operations llc, Yael Shmueli Friedland of Tel Aviv (IL) for gm global technology operations llc, Asaf Degani of Tel Aviv (IL) for gm global technology operations llc, Igal Kotzer of Tel Aviv (IL) for gm global technology operations llc
IPC Code(s): B62D15/02, B60Q1/34, B62D6/00, G06N3/08, G08G1/16
CPC Code(s): B62D15/025
Abstract: a system includes a neural network module, a lane keeping assist (lka) module, and a control module. the neural network module is configured to receive driver data, identify the driver, receive non-driver data, and generate a lane assist offset value specific to the identified driver based on the non-driver data and the driver data. the lka module is configured to receive the lane assist offset value, receive vehicle data associated with one or more parameters of the vehicle while the vehicle is moving, the one or more parameters including a steering angle, a velocity, and a vehicle position between lane markings, and generate a steering angle control signal based on the received lane assist offset value and vehicle data. the control module is configured to control steering of the vehicle based on the generated steering angle control signal. other example systems and methods are also disclosed.
Inventor(s): Brian V. Castillo of Birmingham MI (US) for gm global technology operations llc, Eugene J. Cascio, JR. of Clinton Twp MI (US) for gm global technology operations llc, Joshua Lee Solomon of Berkley MI (US) for gm global technology operations llc
IPC Code(s): B62D25/20, B21B1/22, B62D27/02
CPC Code(s): B62D25/20
Abstract: a vehicle includes a frame that defines an opening, and a structural panel assembly coupled to the opening. the structural panel assembly includes a first material, a second material opposite the first material, and a third material positioned between the first material and the second material. the third material has an undulating shape that includes a peak and a valley, and the first material is coupled to the peak and the second material is coupled to the valley.
Inventor(s): Brian V. Castillo of Birmingham MI (US) for gm global technology operations llc, Eugene J. Cascio, JR. of Clinton Twp MI (US) for gm global technology operations llc, Joshua Lee Solomon of Berkley MI (US) for gm global technology operations llc
IPC Code(s): B62D65/02, B23K9/095
CPC Code(s): B62D65/02
Abstract: a method for manufacturing a structural panel assembly includes providing at least a first material, a second material and a third material positioned between the first material and the second material. the method includes forming the third material to have an undulating shape, and observing, by a sensor, the undulating shape of the third material. the method includes controlling, by a processor, a movement of a welder relative to the first material or the second material based on the observing to weld the first material and the second material to the third material.
20250060030. SHIFT SYSTEM FOR A VEHICLE_simplified_abstract_(gm global technology operations llc)
Inventor(s): Devon Robert Hall of Ann Arbor MI (US) for gm global technology operations llc
IPC Code(s): F16H59/12, F16H61/12
CPC Code(s): F16H59/12
Abstract: a shift system includes a shifter including a first switch, a second switch, and an interlock switch and being operable between a plurality of gear states. a controller is communicatively coupled with the shifter to receive signals that correspond to each of the first switch, the second switch, and the interlock switch. the controller includes a diagnostic counter that includes a passing criteria and a predetermined diagnostic threshold and is configured to adjust the diagnostic counter based on at least one of the signals received from the shifter being inconsistent with the others of the signals received.
Inventor(s): Andrew R. Scheich of White Lake MI (US) for gm global technology operations llc, Daniel P. Laurent of Saline MI (US) for gm global technology operations llc, Peter Paul Radecki of White Lake MI (US) for gm global technology operations llc, Roberto Diaz of El Paso TX (US) for gm global technology operations llc, Shawn B. Look of Walled Lake MI (US) for gm global technology operations llc
IPC Code(s): F16H61/12, F02D41/02, F16H45/02, F16H57/04, F16H59/68, F16H61/14, G07C5/08
CPC Code(s): F16H61/12
Abstract: a torque converter management system includes a torque converter having a clutch and a torus. the torque converter management system includes memory hardware that stores instructions, that, when executed on data processing hardware of the system, cause the system to perform operations for protecting the torque converter. the operations include receiving torque converter temperature associated with the torque converter. the operations further include obtaining a torque converter protection schedule including one or more torque converter protective action initiation threshold temperatures each having an associated torque converter protective action and determining whether the torque converter temperature(s) exceeds a first one of the torque converter protective action initiation threshold temperatures. when the first torque converter temperature exceeds the first one of the torque converter protective action initiation threshold temperatures, the system initiates a first torque converter protective action associated with the exceeded first torque converter protective action initiation threshold temperature.
Inventor(s): Harsh S. Purohit of Ann Arbor MI (US) for gm global technology operations llc
IPC Code(s): G01C21/34, G07C5/02
CPC Code(s): G01C21/3469
Abstract: a method of optimizing energy consumption includes receiving vehicle route information, generating a baseline vehicle route profile including a baseline energy consumption and a baseline travel time, and processing the baseline vehicle route profile by detecting one or more changes in a road grade. for each detected change in the road grade, the method includes triggering a breakpoint to divide the baseline vehicle route profile into a plurality of segments, each segment in the plurality of segments having a baseline vehicle velocity, and for each segment in the plurality of segments, performing local optimization to generate a modified vehicle velocity. the method also includes generating an updated vehicle route profile and performing global optimization on the updated vehicle route profile to generate an optimized vehicle route profile, the optimized vehicle route profile having a different energy consumption than the baseline energy consumption.
Inventor(s): Yong Lu of Shanghai (CN) for gm global technology operations llc, Meiyuan Wu of Shanghai (CN) for gm global technology operations llc, Zhe Li of Shanghai (CN) for gm global technology operations llc, Qili Su of Shanghai (CN) for gm global technology operations llc, Haijing Liu of Shanghai (CN) for gm global technology operations llc
IPC Code(s): H01G11/84, H01M12/00
CPC Code(s): H01G11/84
Abstract: a bipolar solid-state battery cell includes a plurality of battery cells, wherein each cell includes a separator, an anode disposed on a first side of the separator and a cathode disposed on a second side of the separator; where the second side is opposedly disposed to the first side. the anode is in electrical communication with an anode current collector and the cathode is in electrical communication with a cathode current collector. a capacitor wall is disposed parallel to at least one external surface of the anode or cathode, where the capacitor wall includes a capacitor active material.
Inventor(s): Qili Su of Shanghai (CN) for gm global technology operations llc, Zhe Li of Shanghai (CN) for gm global technology operations llc, Yong Lu of Shanghai (CN) for gm global technology operations llc, Haijing Liu of Shanghai (CN) for gm global technology operations llc
IPC Code(s): H01M4/04, H01M4/485, H01M4/505, H01M4/525, H01M10/052, H01M10/0562
CPC Code(s): H01M4/0404
Abstract: a method of manufacturing an electrode-forming slurry includes mixing together an active material, an electrically conducting material and optionally a solid state electrolyte with a low-polar solvent. the low-polar solvent has a dipole moment of less than 4 and a boiling point greater than 100� c. to form a first slurry, where the active material is an anode active material or a cathode active material. a polymeric binder and an ether-based solvent are mixed to form second slurry. the first slurry and the second slurry are mixed to form the electrode-forming slurry.
Inventor(s): Jeffrey David Cain of Royal Oak MI (US) for gm global technology operations llc, Nicholas Paul William Pieczonka of Windsor (CA) for gm global technology operations llc, Sayed Youssef Sayed Nagy of Troy MI (US) for gm global technology operations llc, Zachary Hood of Bolingbrook IL (US) for gm global technology operations llc, Shiba Adhikari of Lemont IL (US) for gm global technology operations llc
IPC Code(s): H01M4/36, C25D7/00, C25D9/02, C25D9/04, H01M4/04, H01M4/62, H01M10/0525, H01M10/42
CPC Code(s): H01M4/366
Abstract: a method is provided for pre-forming anode particles for use in lithium ion batteries. the pre-formed anode particles bear a solid electrolyte of a composition that cannot be formed in situ in the battery. the method includes providing a dispersion of anode precursor particles and an additive not found in the battery in a liquid electrolyte solution. applying a voltage or current across the dispersion forms the solid electrolyte interphase, on the particles. these particles can be used in an electrode of a lithium ion battery.
Inventor(s): Yong Lu of Shanghai (CN) for gm global technology operations llc, Zhe Li of Shanghai (CN) for gm global technology operations llc, Qili Su of Shanghai (CN) for gm global technology operations llc, Haijing Liu of Shanghai (CN) for gm global technology operations llc
IPC Code(s): H01M4/36, H01M4/04, H01M4/134, H01M4/136, H01M4/1395, H01M4/1397, H01M4/38, H01M4/525, H01M4/58, H01M10/052, H01M10/0562, H01M10/058
CPC Code(s): H01M4/366
Abstract: a solid state battery cell includes an anode, a cathode, and a solid state electrolyte disposed between the anode and the cathode. the anode is a lithium metal composite anode that comprises a lithium metal layer and a metal sulfide. a method of manufacturing a battery cell includes disposing a lithium metal composite anode on an anode current collector, where the lithium metal composite anode comprises a lithium metal layer and a metal sulfide. a solid state electrolyte is then disposed on the lithium metal composite anode. a cathode active layer is disposed on the solid state electrolyte and a cathode current collector is disposed on the cathode active layer.
Inventor(s): Qili Su of Shanghai (CN) for gm global technology operations llc, Zhe Li of Shanghai (CN) for gm global technology operations llc, Meiyuan Wu of Shanghai (CN) for gm global technology operations llc, Haijing Liu of Shanghai (CN) for gm global technology operations llc
IPC Code(s): H01M4/38, H01M4/04, H01M4/583, H01M10/0525, H01M10/0568, H01M10/0569, H01M10/44
CPC Code(s): H01M4/386
Abstract: lithium-ion batteries are provided that include a columnar silicon anode including a carbon fiber network on exposed surfaces of the columnar silicon anode. the columnar silicon is formed by plasma vapor deposition. also disclosed are processes for forming the carbon fiber network, which generally includes spraying a dilute carbon fiber precursor solution including carbon nanotubes, an optional polymeric dispersing agent and a solvent, which is then subjected to facile evaporation at an elevated temperature to remove the solvent and form the carbon fiber network. the carbon fiber network is uniformly and multi-directionally provided on the exposed surfaces of the columnar silicon anode. the presence of the carbon fiber network provides high electronic pathways to enhance battery power capability especially at the higher current rates.
Inventor(s): Colin Jamison of Livonia MI (US) for gm global technology operations llc, Jiazhu Hu of Lexington KY (US) for gm global technology operations llc, Bradley R. Frieberg of Farmington Hills MI (US) for gm global technology operations llc, Roland J. Koestner of Webster NY (US) for gm global technology operations llc, Nicole Ellison of Southfield MI (US) for gm global technology operations llc, Yuntao Gu of Farmington Hills MI (US) for gm global technology operations llc
IPC Code(s): H01M4/525, H01M4/04, H01M4/505, H01M4/62, H01M10/0525
CPC Code(s): H01M4/525
Abstract: a cathode for use in a lithium ion battery includes an active material present in an amount of from 70 to 99 weight percent, wherein the active material includes a lithium rich nickel manganese oxide; a conductive network of a mixture of conductive elements present in an amount of from 0.25 to 20 weight percent, wherein the mixture of conductive elements includes two or more of low aspect ratio particles, plate-like particles, and needle-like particles; and a binder system present in an amount of from 0.25 to 10 weight percent, wherein the binder system includes a primary binder polymer and an acid group or a salt thereof, wherein the amounts are based on a total weight of the cathode.
Inventor(s): Sayed Youssef Sayed Nagy of Troy MI (US) for gm global technology operations llc, Caleb Reese of Ferndale MI (US) for gm global technology operations llc, Anil K. Sachdev of Rochester Hills MI (US) for gm global technology operations llc, Anita Li of Ann Arbor MI (US) for gm global technology operations llc, Xiaosong Huang of Novi MI (US) for gm global technology operations llc
IPC Code(s): H01M4/66, H01M4/04, H01M4/134, H01M4/1395, H01M4/38, H01M10/0525, H01M10/0585
CPC Code(s): H01M4/667
Abstract: lithium-ion cells and methods for producing such cells are provided. the lithium-ion cells include a lithium metal anode (lma), a cathode, and an electrolyte between the lma and the cathode. the lma includes a current collector and a deformable layer on a surface of the current collector. the deformable layer is lithium-ion conductive and includes a polymeric material. the cathode has a lithium intercalation material. in some examples, lithium metal is plated on the deformable layer during charge of the lithium-ion cell to define a plated lithium layer between the deformable layer and the electrolyte, and a solid electrolyte interphase (sei) layer forms on the plated lithium layer separating the plated lithium layer from the electrolyte.
Inventor(s): Sayed Youssef Sayed Nagy of Troy MI (US) for gm global technology operations llc, Caleb Reese of Ferndale MI (US) for gm global technology operations llc
IPC Code(s): H01M10/0525, H01M4/1391
CPC Code(s): H01M10/0525
Abstract: lithium ion cells and methods for producing such cells are provided. the lithium ion cells include a lithium metal anode that includes a current collector and a lithium metal layer, a cathode having a lithium intercalation material, and a solid-state electrolyte (sse) having a lithiophilic layer on a surface of the sse. the lithiophilic includes a metal oxide. in one example, the lithiophilic layer is formed by depositing a non-aqueous precursor solution on the surface of a solid-state electrolyte (sse), wherein the precursor solution includes a metallic nitrate, and decomposing the precursor solution to form the lithiophilic layer.
20250062395. DUAL-LAYER ELECTROLYTE_simplified_abstract_(gm global technology operations llc)
Inventor(s): Qili Su of Shanghai (CN) for gm global technology operations llc, Zhe Li of Shanghai (CN) for gm global technology operations llc, Haijing Liu of Shanghai (CN) for gm global technology operations llc, Yong Lu of Shanghai (CN) for gm global technology operations llc, Xiayin Yao of Zhejiang (CN) for gm global technology operations llc, Dingcheng Guo of Zhejiang (CN) for gm global technology operations llc
IPC Code(s): H01M10/0562, H01M4/38, H01M4/62
CPC Code(s): H01M10/0562
Abstract: an electrolyte for use in an electrochemical cell. the electrolyte includes a first layer having a thickness of about 1 �m to about 40 �m and a second layer having a thickness of about 5 �m to about 60 �m. the first layer includes, based on a total weight of the first layer, about 10 wt. % to about 40 wt. % of first solid-state electrolyte particles, about 1 wt. % to about 15 wt. % of lithium, and about 1 wt. % to about 65 wt. % of fibrils including carbon and fluorine, the second layer includes second solid-state electrolyte particles.
Inventor(s): Zhe Li of Shanghai (CN) for gm global technology operations llc, Haijing Liu of Shanghai (CN) for gm global technology operations llc, Qili Su of Shanghai (CN) for gm global technology operations llc
IPC Code(s): H01M10/0565, H01M10/0525
CPC Code(s): H01M10/0565
Abstract: a polymeric gel electrolyte for an electrochemical cell, such as a solid-state battery, is provided herein as well an electrochemical cell including the polymeric gel electrolyte. the polymeric gel electrolyte includes a lithium salt comprising sulfur and fluorine, a lithium salt comprising boron, a fluorinated plasticizer, a non-fluorinated plasticizer, and a polymeric host. a w/w ratio of the fluorinated plasticizer to the non-fluorinated plasticizer is 9:1 to 1:9.
Inventor(s): Gongshin Qi of Troy MI (US) for gm global technology operations llc, Chuanlong Wang of Troy MI (US) for gm global technology operations llc, Vamakshi Yadav of Sterling Heights MI (US) for gm global technology operations llc, Wei Li of Troy MI (US) for gm global technology operations llc
IPC Code(s): H01M10/0567, H01M4/505, H01M4/525, H01M10/0525, H01M10/0568, H01M10/0569
CPC Code(s): H01M10/0567
Abstract: in an embodiment, an electrolyte for a lithium-ion battery includes a lithium salt, a phosphorus-containing additive, and a solvent. in an embodiment, a lithium-ion battery comprises an anode, a cathode, an electrolyte and a separator. the anode comprises an anode active layer. the cathode comprises a cathode active layer, where the cathode active layer comprises lithium and manganese-rich layered-structure material. the electrolyte comprises a phosphorus-containing additive. the separator is disposed between the anode and the cathode.
Inventor(s): Thomas F. Gorgia, III of Plymouth MI (US) for gm global technology operations llc, Melissa Ellul of Royal Oak MI (US) for gm global technology operations llc, Alex Paulsen of Royal Oak MI (US) for gm global technology operations llc
IPC Code(s): H01M10/42, H01M10/625
CPC Code(s): H01M10/425
Abstract: a vehicle includes a battery and a drain assembly for the battery. the battery includes a housing and a drain assembly having a first section within the housing and a second section outside of the housing. a fluid path passes through the drain assembly for flow of a fluid from the battery. a plug is disposed at a first position out of the fluid path. a retaining device retains the plug in the first position. the retaining device is configured to release the plug when an environmental parameter of the battery exceeds a threshold. a biasing device biases the plug towards a second position in the fluid path.
Inventor(s): Simon James Hammond Trask of ROYAL OAK MI (US) for gm global technology operations llc
IPC Code(s): H01M10/54, B60K1/04, B60L53/80, B60L58/27, B60S5/06, H01M10/48, H01M10/613, H01M10/625, H01M10/633, H01M10/6556, H01M10/656, H01M50/249
CPC Code(s): H01M10/54
Abstract: aspects of the disclosure include systems and methods for leveraging a thermally triggered adhesive release for battery service. an exemplary method can include receiving a battery pack having an adhesive layer at an interface between a cooling plate and a component. a heating fluid is directed through an enclosed volume of the cooling plate and a temperature of the adhesive layer is measured. responsive to determining that the temperature has reached a target temperature, a load is applied to the component until the component is removed.
Inventor(s): Ryan Patrick Hickey of Austin TX (US) for gm global technology operations llc, Chih-hung Yen of Bloomfield Hills MI (US) for gm global technology operations llc, Peter Paul Andruskiewicz, IV of Ann Arbor MI (US) for gm global technology operations llc, David R. Clark of Grosse Pointe Woods MI (US) for gm global technology operations llc, Matthew Swift of Atlanta GA (US) for gm global technology operations llc
IPC Code(s): H01M10/6567, B60L50/64, B60L58/26, H01M10/613, H01M10/625, H01M10/647, H01M50/103, H01M50/209, H01M50/249, H01M50/30
CPC Code(s): H01M10/6567
Abstract: a battery module includes a module housing including a plurality of walls defining an interior, an amount of fluid arranged in the interior, and a plurality of battery cells arranged in the interior and at least partially immersed in the amount of fluid. each of the plurality of battery cells includes a cell can having an interior portion defined by a first wall member, a second wall member arranged opposite the first wall member, a first side wall member, and a second side wall member extending between and connected with the first wall member and the second wall member. the second wall member including a vent. an electrode stack is arranged in the interior portion. the cell can includes a thermally responsive fluid inlet that selectively exposes the interior portion of the cell can to the amount of fluid contained in the interior of the module housing.
20250062447. ENCLOSURE FOR BATTERY CELLS_simplified_abstract_(gm global technology operations llc)
Inventor(s): Diptak BHATTACHARYA of Royal Oak MI (US) for gm global technology operations llc, Anil K. SACHDEV of Rochester Hills MI (US) for gm global technology operations llc, Seung-Woo CHU of Clawson MI (US) for gm global technology operations llc, Mark W. VERBRUGGE of Sonoma CA (US) for gm global technology operations llc, Ryan Patrick HICKEY of Austin TX (US) for gm global technology operations llc
IPC Code(s): H01M50/103, H01M10/613, H01M10/647, H01M10/653, H01M10/658, H01M50/119, H01M50/166, H01M50/169, H01M50/176, H01M50/209, H01M50/548
CPC Code(s): H01M50/103
Abstract: a battery cell including a can body of an enclosure comprising a sheet of metal that is folded into an open cylindrical shape and welded. the can body includes a first opening and a second opening at opposite ends of the can body. the can body is configured to receive a battery cell stack. a lid portion of the enclosure is attached to the first opening of the can body. a bottom portion of the enclosure is attached to the second opening of the can body.
Inventor(s): Diptak BHATTACHARYA of Royal Oak MI (US) for gm global technology operations llc, Anil K. SACHDEV of Rochester Hills MI (US) for gm global technology operations llc, Ryan Patrick HICKEY of Austin TX (US) for gm global technology operations llc
IPC Code(s): H01M50/209, H01M10/04, H01M10/653, H01M10/6555, H01M50/236
CPC Code(s): H01M50/209
Abstract: a battery cell includes a battery cell stack including a anode electrodes, c cathode electrodes, and s separators, where a, c, and s are integers greater than one. a double-walled prismatic enclosure is configured to house the battery cell stack including a can body including an inner enclosure, an outer enclosure, and a gap between the inner enclosure and the outer enclosure. the battery cell stack is arranged in the inner enclosure. the outer enclosure of the can body defines a first opening and a second opening at opposite ends thereof. a first lid portion is attached to the first opening of the outer enclosure. a first bottom portion is attached to the second opening of the outer enclosure.
Inventor(s): Phillip Daniel Hamelin of Clarkston MI (US) for gm global technology operations llc, Alexander M. Bilinski of Avoca MI (US) for gm global technology operations llc
IPC Code(s): H01M50/249, B60K1/04, B60L50/64, H01M50/244, H01M50/264
CPC Code(s): H01M50/249
Abstract: a battery pack for a vehicle, in accordance with a non-limiting example, includes a housing including a base, a plurality of side walls and a cover extending across the plurality of side walls. the cover includes an outer surface portion and an inner surface portion, and an aperture extending through the outer surface portion and the inner surface portion. a grommet having a central opening is arranged in the aperture. the grommet includes a first portion engaging the outer surface portion, a second portion engaging the inner surface portion, and a connecting portion joining the first portion and the second portion. a compression limiter having a passage is mounted in the central opening of the grommet. the compression limiter includes a flange surrounded by the first portion of the grommet and a support portion extending through the connecting portion to the second portion of the grommet.
Inventor(s): Derek F. Lahr of Howell MI (US) for gm global technology operations llc, Xiaoling Chen of Sterling Heights MI (US) for gm global technology operations llc, Arun M. Joshi of Troy MI (US) for gm global technology operations llc, Madhusudan Raghavan of West Bloomfield MI (US) for gm global technology operations llc, Liang Xi of Northville MI (US) for gm global technology operations llc, Masoud Mohammad Pour of Novi MI (US) for gm global technology operations llc
IPC Code(s): H01M50/26, H01M10/625, H01M10/653, H01M10/6554, H01M10/658, H01M50/204, H01M50/249, H01M50/30
CPC Code(s): H01M50/26
Abstract: a modular multi-cell rechargeable energy storage system (ress) includes a ress enclosure surrounded by an external environment and having an enclosure tray and an enclosure cover. the ress also includes a plurality of battery cell blocks arranged in the ress enclosure. each battery cell block includes a cell case including a cell vent and at least one electrically insulated structural connector configured to link the cell case with an adjacent battery cell block. each battery cell block also includes a thermal mitigation barrier (tmb) segment fixed to the cell case and configured to contact the adjacent battery cell block. each battery cell block additionally includes a thermal insulator configured to line the cell vent. furthermore, each battery cell block includes a bus bar segment configured to interconnect with a bus bar segment of the adjacent battery cell block.
Inventor(s): Fengkun Wang of Rochester Hills MI (US) for gm global technology operations llc, Liang Xi of Northville MI (US) for gm global technology operations llc, Lei Wang of Rochester Hills MI (US) for gm global technology operations llc, Rachel Hysong of Royal Oak MI (US) for gm global technology operations llc, SriLakshmi Katar of Troy MI (US) for gm global technology operations llc
IPC Code(s): H01M50/30, B60L50/64, H01M50/249, H01M50/289
CPC Code(s): H01M50/30
Abstract: a battery assembly of a vehicle includes a battery cell, and a cell holder in which the battery cell is located. the cell holder includes a holder base, and one or more holder legs extending downwardly from the holder base. a plurality of cell vents extend through the holder base. the plurality of cell vents are configured to relieve a pressure of the battery cell in the occurrence of a thermal event.
Inventor(s): Ryan Patrick Hickey of Austin TX (US) for gm global technology operations llc, Peter Paul Andruskiewicz, IV of Ann Arbor MI (US) for gm global technology operations llc, David R. Clark of Grosse Pointe Woods MI (US) for gm global technology operations llc, Matthew Swift of Atlanta GA (US) for gm global technology operations llc, Chih-hung Yen of Bloomfield Hills MI (US) for gm global technology operations llc
IPC Code(s): H01M50/358, B60L50/64, H01M10/613, H01M10/625, H01M10/6567, H01M50/209, H01M50/249
CPC Code(s): H01M50/358
Abstract: a battery module, in accordance with a non-limiting example, includes a module housing including a plurality of walls defining an interior, and a plurality of battery cells arranged in the interior. each of the plurality of battery cells includes a vent. a vent manifold is connected to each of the plurality of battery cells. the vent manifold includes a central passage fluidically connected to the vent in each of the plurality of battery cells and a fluid inlet that selectively allows passage of an amount of fluid into select ones of the plurality of battery cells.
Inventor(s): Daniel F. Witting of Sterling Heights MI (US) for gm global technology operations llc, Teah Kiviste of Windsor (CA) for gm global technology operations llc
IPC Code(s): H01M50/533, H01M50/536, H01M50/54
CPC Code(s): H01M50/533
Abstract: a battery cell includes a housing enclosing an anode and a cathode, and a first tab in electrical connection with the anode or the cathode. the first tab is made from an electrically conductive material and is configured to provide an electrical connection between the battery cell and an external component, the first tab including a visualization feature configured to visually indicate a position of the first tab when the first tab is underlying another tab.
Inventor(s): Yilun Luo of Ann Arbor MI (US) for gm global technology operations llc, Muhammad Hussain Alvi of Troy MI (US) for gm global technology operations llc, Junghoon Kim of Ann Arbor MI (US) for gm global technology operations llc, Chandra S. Namuduri of Troy MI (US) for gm global technology operations llc, Rashmi Prasad of Troy MI (US) for gm global technology operations llc, Khorshed Mohammed Alam of Canton MI (US) for gm global technology operations llc, Sanjeev M. Naik of Troy MI (US) for gm global technology operations llc
IPC Code(s): H02M1/00, H02M7/00, H02M7/537, H02P27/06
CPC Code(s): H02M1/0048
Abstract: a vehicle includes an inverter having a power module. the power module includes a high side bus, a low side bus and an alternating current (ac) output bus. the high side bus includes a first switch, wherein a high side current is configured to flow through the first switch in a first direction. the high side bus is disposed in a plane. the low side bus includes a second switch, wherein a low side current is configured to flow through the second switch in the first direction. the low side bus is parallel to the high side bus. the alternating current (ac) output bus is parallel to the high side bus and the low side bus, wherein an output current flows through the ac output bus in a second direction opposite to the first direction.
GM Global Technology Operations LLC patent applications on February 20th, 2025
- GM Global Technology Operations LLC
- B05D3/06
- B25J11/00
- B25J18/00
- CPC B05D3/067
- Gm global technology operations llc
- B60L3/00
- CPC B60L3/0046
- B60L53/22
- B60L50/60
- H02M7/483
- H02M7/5387
- H02P21/22
- H02P27/06
- CPC B60L53/22
- B60L53/67
- B60L53/36
- B60L53/62
- B60L53/66
- B60L53/68
- G06Q20/10
- CPC B60L53/67
- B60L58/18
- B60L50/64
- B60L58/13
- H01M10/42
- H02J7/00
- CPC B60L58/18
- B60Q1/076
- B60Q1/00
- B60Q1/14
- CPC B60Q1/076
- B60W20/15
- B60W10/06
- B60W10/08
- CPC B60W20/15
- B62D15/02
- B60Q1/34
- B62D6/00
- G06N3/08
- G08G1/16
- CPC B62D15/025
- B62D25/20
- B21B1/22
- B62D27/02
- CPC B62D25/20
- B62D65/02
- B23K9/095
- CPC B62D65/02
- F16H59/12
- F16H61/12
- CPC F16H59/12
- F02D41/02
- F16H45/02
- F16H57/04
- F16H59/68
- F16H61/14
- G07C5/08
- CPC F16H61/12
- G01C21/34
- G07C5/02
- CPC G01C21/3469
- H01G11/84
- H01M12/00
- CPC H01G11/84
- H01M4/04
- H01M4/485
- H01M4/505
- H01M4/525
- H01M10/052
- H01M10/0562
- CPC H01M4/0404
- H01M4/36
- C25D7/00
- C25D9/02
- C25D9/04
- H01M4/62
- H01M10/0525
- CPC H01M4/366
- H01M4/134
- H01M4/136
- H01M4/1395
- H01M4/1397
- H01M4/38
- H01M4/58
- H01M10/058
- H01M4/583
- H01M10/0568
- H01M10/0569
- H01M10/44
- CPC H01M4/386
- CPC H01M4/525
- H01M4/66
- H01M10/0585
- CPC H01M4/667
- H01M4/1391
- CPC H01M10/0525
- CPC H01M10/0562
- H01M10/0565
- CPC H01M10/0565
- H01M10/0567
- CPC H01M10/0567
- H01M10/625
- CPC H01M10/425
- H01M10/54
- B60K1/04
- B60L53/80
- B60L58/27
- B60S5/06
- H01M10/48
- H01M10/613
- H01M10/633
- H01M10/6556
- H01M10/656
- H01M50/249
- CPC H01M10/54
- H01M10/6567
- B60L58/26
- H01M10/647
- H01M50/103
- H01M50/209
- H01M50/30
- CPC H01M10/6567
- H01M10/653
- H01M10/658
- H01M50/119
- H01M50/166
- H01M50/169
- H01M50/176
- H01M50/548
- CPC H01M50/103
- H01M10/04
- H01M10/6555
- H01M50/236
- CPC H01M50/209
- H01M50/244
- H01M50/264
- CPC H01M50/249
- H01M50/26
- H01M10/6554
- H01M50/204
- CPC H01M50/26
- H01M50/289
- CPC H01M50/30
- H01M50/358
- CPC H01M50/358
- H01M50/533
- H01M50/536
- H01M50/54
- CPC H01M50/533
- H02M1/00
- H02M7/00
- H02M7/537
- CPC H02M1/0048
