Contemporary Amperex Technology (Hong Kong) Limited patent applications on March 13th, 2025
Patent Applications by Contemporary Amperex Technology (Hong Kong) Limited on March 13th, 2025
Contemporary Amperex Technology (Hong Kong) Limited: 25 patent applications
Contemporary Amperex Technology (Hong Kong) Limited has applied for patents in the areas of H01M4/02 (4), H01M50/533 (4), B60L50/64 (4), H01M10/625 (3), H01M50/209 (3) B60L53/80 (2), H01M50/242 (2), H01M10/425 (2), C01B25/451 (1), H01M50/148 (1)
With keywords such as: battery, electrode, plate, assembly, storage, material, surface, wall, direction, and winding in patent application abstracts.
Patent Applications by Contemporary Amperex Technology (Hong Kong) Limited
Inventor(s): Disong Chen of Ningde (CN) for contemporary amperex technology (hong kong) limited, Qingfeng Ye of Ningde (CN) for contemporary amperex technology (hong kong) limited, Shibiao Que of Ningde (CN) for contemporary amperex technology (hong kong) limited, Can Chen of Ningde (CN) for contemporary amperex technology (hong kong) limited, Dewei Chen of Ningde (CN) for contemporary amperex technology (hong kong) limited
IPC Code(s): B60L53/80, H01M10/46, H01M50/249, H02J7/00
CPC Code(s): B60L53/80
Abstract: disclosed is a battery swap station. the battery swap station includes a battery swap operation room and a battery compartment. the battery swap operation room is used for battery replacement of an electrical apparatus. the battery compartment is used for storing and charging batteries, the battery compartment is provided with a communicating opening, the communicating opening communicates the battery swap operation room with the battery compartment, and the communicating opening is used for batteries to get in and out of the battery compartment. by providing the communicating opening, the batteries can conveniently move between the battery swap operation room and the battery compartment, the movement distance of the batteries between the battery swap operation room and the battery compartment is shortened, the process time of the battery swap work is reduced, and the battery swap efficiency is improved. further provided is a battery swap method.
Inventor(s): Disong CHEN of Ningde (CN) for contemporary amperex technology (hong kong) limited, Shibiao QUE of Ningde (CN) for contemporary amperex technology (hong kong) limited, Xiaopeng DU of Ningde (CN) for contemporary amperex technology (hong kong) limited, Dewei CHEN of Ningde (CN) for contemporary amperex technology (hong kong) limited
IPC Code(s): B60L53/80, B60L50/60, B60L53/30, B60L53/53
CPC Code(s): B60L53/80
Abstract: disclosed are a transfer apparatus and a battery swap station. the transfer apparatus is configured to transfer batteries, and includes a foundation, a drive mechanism and a lifting member. the foundation is provided with a first matching portion. the drive mechanism is disposed on the foundation. the lifting member is connected to the drive mechanism. the drive mechanism is configured to drive the lifting member to ascend and descend. the lifting member is provided with a second matching portion, the second matching portion and the first matching portion are disposed opposite each other in an ascending and descending direction of the lifting member, and the first matching portion and the second matching portion are configured to match together when the lifting member reaches a predetermined position to limit movement of the lifting member in a direction perpendicular to the ascending and descending direction.
Inventor(s): Longzhen LIN of Ningde (CN) for contemporary amperex technology (hong kong) limited, Xiao WANG of Ningde (CN) for contemporary amperex technology (hong kong) limited, Diping LIU of Ningde (CN) for contemporary amperex technology (hong kong) limited, Zhanliang LI of Ningde (CN) for contemporary amperex technology (hong kong) limited
IPC Code(s): B60L58/24, B60L53/64, B60L58/18, G06Q50/06, H01M10/615, H01M10/625, H01M10/633, H01M10/637, H02J3/32
CPC Code(s): B60L58/24
Abstract: a control method or device for performing the method is described. a first battery in the battery heating system needs to be heated. the first battery is controlled to conduct charging and discharging to heat the first battery, where the first battery is discharged to a second battery in the battery heating system so that the first battery is heated by heat generated during the process of discharging the first battery to the second battery and charging the first battery, thereby saving energy for battery heating and reducing the battery heating cost.
Inventor(s): Suogang GUO of Ningde (CN) for contemporary amperex technology (hong kong) limited, Chenghua FU of Ningde (CN) for contemporary amperex technology (hong kong) limited, Yonghuang YE of Ningde (CN) for contemporary amperex technology (hong kong) limited, Wen ZHANG of Ningde (CN) for contemporary amperex technology (hong kong) limited
IPC Code(s): B65H19/22, B65H19/26
CPC Code(s): B65H19/2284
Abstract: the application provides a winding device and a winding method. the winding device includes a feeding mechanism and at least two winding members, and the feeding mechanism is used to provide an electrode sheet and a separation membrane. the winding device is provided with a winding station and a non-winding station, and each of the winding members is movable between the winding station and the non-winding station. when one of the winding members winds the electrode sheet and the separation membrane for a preset amount of turns at the winding station, said one of the winding members moves from the winding station to the non-winding station. said one of the winding members releases a part of the separation membrane wound on said one of the winding members when said another of the winding members winds the electrode sheet and the separation membrane.
Inventor(s): Shaojun LIU of Ningde (CN) for contemporary amperex technology (hong kong) limited, Wenwei ZHAN of Ningde (CN) for contemporary amperex technology (hong kong) limited, Xinxin ZHANG of Ningde (CN) for contemporary amperex technology (hong kong) limited, Chuying OUYANG of Ningde (CN) for contemporary amperex technology (hong kong) limited, Qingzheng LI of Ningde (CN) for contemporary amperex technology (hong kong) limited
IPC Code(s): C01B25/45, H01M4/58
CPC Code(s): C01B25/451
Abstract: a method for preparing the ammonium manganese iron phosphate precursor includes mixing and grinding metal source powder and phosphorus source powder to enable a low-heating-temperature solid-state reaction of each component, and then washing and drying the obtained product to obtain the ammonium manganese iron phosphate precursor, where the metal source includes an iron source, a manganese source and an optional source of a doping element m which represents doping elements at manganese and iron sites, and the phosphorus source includes triammonium phosphate.
Inventor(s): Lianchuan LI of Ningde (CN) for contemporary amperex technology (hong kong) limited, Yuanyuan LI of Ningde (CN) for contemporary amperex technology (hong kong) limited, Rui SHEN of Ningde (CN) for contemporary amperex technology (hong kong) limited, Libing HE of Ningde (CN) for contemporary amperex technology (hong kong) limited
IPC Code(s): C01B32/05
CPC Code(s): C01B32/05
Abstract: the present application provides a carbon material, a method for preparing the same, and a secondary battery and an electrical device comprising the same. the carbon material includes a pore structure, the carbon material has a total pore volume denoted as v and a powder compaction density under a pressure of 50,000 n denoted as p, and the carbon material satisfies: 4.1�10≤v�p≤12.0�10, in which the total pore volume v of the carbon material has an unit of cm/g and the powder compaction density p under a pressure of 50,000 n has an unit of g/cm. the carbon material provided in the present application can make the secondary battery have high initial columbic efficiency, high energy density and also good cycling performance and storage performance.
Inventor(s): Ruhu LIAO of Ningde (CN) for contemporary amperex technology (hong kong) limited, Ya DAI of Ningde (CN) for contemporary amperex technology (hong kong) limited, Jingjing WEI of Ningde (CN) for contemporary amperex technology (hong kong) limited, Jianlei WANG of Ningde (CN) for contemporary amperex technology (hong kong) limited, Jiang LIN of Ningde (CN) for contemporary amperex technology (hong kong) limited, Bingzhao WU of Ningde (CN) for contemporary amperex technology (hong kong) limited, Rui YANG of Ningde (CN) for contemporary amperex technology (hong kong) limited
IPC Code(s): H01M4/00, H01M4/02
CPC Code(s): H01M4/00
Abstract: some embodiments of this application provide an electrode assembly, a battery cell, a battery, and an electrical device. the electrode assembly includes at least one first electrode plate, where the first electrode plate is bent and includes: a current collector; and an active material layer, disposed on the current collector. the active material layer includes a material-removed region in at least a part of bends of the first electrode plate. the material-removed region extends along a width direction of the first electrode plate. a depth of the material-removed region does not exceed a thickness of the active material layer at which the material-removed region is located.
Inventor(s): Bin Xie of Ningde (CN) for contemporary amperex technology (hong kong) limited, Yi Lu of Ningde (CN) for contemporary amperex technology (hong kong) limited, Chunhui Cai of Ningde (CN) for contemporary amperex technology (hong kong) limited, Xinlu Fei of Ningde (CN) for contemporary amperex technology (hong kong) limited, Shitong Chen of Ningde (CN) for contemporary amperex technology (hong kong) limited, Keqiang Li of Ningde (CN) for contemporary amperex technology (hong kong) limited
IPC Code(s): H01M4/04, H01M10/04
CPC Code(s): H01M4/0435
Abstract: the present application provides a lithium supplementing apparatus and a lithium supplementing method, which can efficiently perform lithium supplementing on a battery. the lithium supplement apparatus includes: a plurality of calendering devices for respectively transferring lithium on a plurality of lithium strips to a plurality of first regions distributed on a coating device in a first direction, the first direction being a width direction of a first electrode plate to be subjected to lithium supplementing; the coating device for respectively coating the lithium of the plurality of first regions onto a plurality of second regions corresponding to the plurality of first regions on the first electrode plate; and a segmenting device for segmenting the first electrode plate according to the plurality of second regions, so as to form a plurality of segmented second electrode plates.
Inventor(s): Xianglong Du of Ningde (CN) for contemporary amperex technology (hong kong) limited
IPC Code(s): H01M4/36, H01M4/02, H01M4/505, H01M4/58, H01M4/587, H01M10/0525, H01M10/054
CPC Code(s): H01M4/366
Abstract: the present application provides an electrode plate, a battery cell, a battery, and an electrical apparatus, where the electrode plate comprises: a current collector comprising a tab region, a thinned region, and a non-thinned region, the thinned region being located between the non-thinned region and the tab region; and a film layer arranged on the thinned region and the non-thinned region, where the film layer comprises a first active material arranged on the thinned region and a second active material arranged on the non-thinned region, the thickness of the film layer of the thinned region is smaller than the thickness of the film layer of the non-thinned region, and the specific surface area of the first active material is larger than the specific surface area of the second active material.
Inventor(s): Qifeng LI of Ningde (CN) for contemporary amperex technology (hong kong) limited, Qilan ZHANG of Ningde (CN) for contemporary amperex technology (hong kong) limited, Na Liu of Ningde (CN) for contemporary amperex technology (hong kong) limited
IPC Code(s): H01M4/525, H01M4/02, H01M4/04, H01M4/131, H01M10/0525
CPC Code(s): H01M4/525
Abstract: the present application discloses a lithium-ion secondary battery. the lithium-ion secondary battery. the lithium-ion secondary battery includes a positive electrode plate, a negative electrode plate, and an electrolyte. the positive electrode plate includes a positive electrode current collector and a positive electrode active material layer. the positive electrode active material layer includes a positive electrode active material, and the positive electrode active material includes nickel, cobalt, and manganese material. a ratio of nickel, cobalt and manganese is a:b:c, a≥0.5, 0<b≤0.2, a+b+c=1. an interval particle size distribution curve of the positive electrode active material has a full width at half maximum dfw of from 4 �m to 8 �m, and the positive electrode active material has a powder compaction density of from 3.0 g/cm3 to 3.6 g/cm3 under a pressure of 3 tons.
Inventor(s): Hu Xu of Ningde (CN) for contemporary amperex technology (hong kong) limited, Haizu Jin of Ningde (CN) for contemporary amperex technology (hong kong) limited, Fenggang Zhao of Ningde (CN) for contemporary amperex technology (hong kong) limited, Shaojun Niu of Ningde (CN) for contemporary amperex technology (hong kong) limited, Yuqun Zeng of Ningde (CN) for contemporary amperex technology (hong kong) limited
IPC Code(s): H01M10/04
CPC Code(s): H01M10/0431
Abstract: the present disclosure relates to an electrode assembly, a forming method, a battery cell, a battery and an electrical apparatus. the electrode assembly includes an electrode body; a winding hole arranged to extend through the electrode body in a first direction; and a supporting capsule body provided within the winding hole, configured to support the winding hole, and including a flexible wall and an accommodating cavity surrounded and formed by the flexible wall, wherein at least part of the accommodating cavity is filled with fillers for supporting the accommodating cavity. the winding hole of the electrode assembly provided according to embodiments of the present disclosure is not prone to collapse, improving an operating stability and safety performance of the electrode assembly.
Inventor(s): Cuiping Zhang of Ningde (CN) for contemporary amperex technology (hong kong) limited, Changlong Han of Ningde (CN) for contemporary amperex technology (hong kong) limited, Peng Fan of Ningde (CN) for contemporary amperex technology (hong kong) limited, Zhe Zhang of Ningde (CN) for contemporary amperex technology (hong kong) limited
IPC Code(s): H01M10/0568, B60L50/64, H01M4/02, H01M4/66, H01M10/42
CPC Code(s): H01M10/0568
Abstract: provided a battery, a method for preparation thereof and an electrical device containing the same, wherein the battery includes a positive electrode plate and an electrolytic solution, the positive electrode plate including a positive electrode current collector and the positive electrode current collector including a conductive layer, and the electrolytic solution includes a first anion and a second anion, the first anion includes an anion selected from hexafluorophosphate anions, the second anion includes one ore more selected from anions shown in formula 1 and an anion shown in formula 2. the present application can improve the safety performance of the battery while enabling the battery to have good electrochemical performance.
Inventor(s): Cuiping Zhang of Ningde (CN) for contemporary amperex technology (hong kong) limited, Changlong Han of Ningde (CN) for contemporary amperex technology (hong kong) limited, Peng Fan of Ningde (CN) for contemporary amperex technology (hong kong) limited, Zhe Zhang of Ningde (CN) for contemporary amperex technology (hong kong) limited
IPC Code(s): H01M10/0568, B60L50/64, H01M4/02, H01M4/66, H01M10/42
CPC Code(s): H01M10/0568
Abstract:
Inventor(s): Xiyang ZUO of Ningde (CN) for contemporary amperex technology (hong kong) limited, Zhonghong Li of Ningde (CN) for contemporary amperex technology (hong kong) limited, Kai Wu of Ningde (CN) for contemporary amperex technology (hong kong) limited, Jinmei Xu of Ningde (CN) for contemporary amperex technology (hong kong) limited, Guangsheng Luo of Ningde (CN) for contemporary amperex technology (hong kong) limited, Xuefang Zhang of Ningde (CN) for contemporary amperex technology (hong kong) limited
IPC Code(s): H01M10/42, A62C3/16, A62C37/40, H01M10/48
CPC Code(s): H01M10/425
Abstract: embodiments of the present application provide a control method of an energy storage system and an energy storage system. the control method includes: acquiring state information of the energy storage system; and determining operating modes of a heat management unit and a fire-fighting unit of the energy storage system according to the state information. according to the technical solutions of the present application, control strategies of the energy storage system can be reasonably adjusted to achieve effective management of the energy storage system and guarantee the security of the energy storage system.
Inventor(s): Xiyang ZUO of Ningde (CN) for contemporary amperex technology (hong kong) limited, Zhonghong LI of Ningde (CN) for contemporary amperex technology (hong kong) limited, Kai WU of Ningde (CN) for contemporary amperex technology (hong kong) limited, Jinmei XU of Ningde (CN) for contemporary amperex technology (hong kong) limited, Guangsheng LUO of Ningde (CN) for contemporary amperex technology (hong kong) limited, Xuefang ZHANG of Ningde (CN) for contemporary amperex technology (hong kong) limited
IPC Code(s): H01M10/42, A62C3/16, A62C37/40, H01M10/48
CPC Code(s): H01M10/425
Abstract: provided are a domain controller and an energy storage system. the domain controller is applied to the energy storage system. the energy storage system includes an energy storage unit and a non-energy storage unit; the non-energy storage unit includes a thermal management unit and a fire-fighting unit; the non-energy storage unit is used for assisting the energy storage unit; the domain controller integrates a management module of the energy storage unit and a management module of the non-energy storage unit, and is used for managing the non-energy storage unit according to state information of the energy storage unit. a management policy of the energy storage system can be reasonably adjusted, and efficient energy-saving management of the energy storage system is realized.
Inventor(s): Hu XU of Ningde (CN) for contemporary amperex technology (hong kong) limited
IPC Code(s): H01M50/107, H01M10/64, H01M10/655, H01M50/179, H01M50/213, H01M50/533
CPC Code(s): H01M50/107
Abstract: a battery cell, a battery, and an electric apparatus are described. the battery cell includes a housing and at least one electrode assembly. the housing includes a first wall and a second wall, where the first wall and the second wall enclose a first accommodation space and at least one second accommodation space. the at least one electrode assembly includes a first electrode assembly arranged in the first accommodation space; where the first wall is bent along a circumferential direction of the first electrode assembly, the second wall is connected to an end of the first wall along the circumferential direction, a closed-loop virtual curved surface on which the first wall is located defines the first accommodation space, and a closed-loop virtual curved surface on which the first wall is located and the second wall define the at least one second accommodation space.
Inventor(s): Shengwang CHEN of Ningde (CN) for contemporary amperex technology (hong kong) limited, Xuefeng FAN of Ningde (CN) for contemporary amperex technology (hong kong) limited, Zhijun GUO of Ningde (CN) for contemporary amperex technology (hong kong) limited, Peng WANG of Ningde (CN) for contemporary amperex technology (hong kong) limited
IPC Code(s): H01M50/148, H01M50/159, H01M50/342
CPC Code(s): H01M50/148
Abstract: an end cover includes: a cover body and a reinforcing portion. the cover body is configured to close an opening of a case of the battery cell, and the cover body has a first surface along a thickness direction of the cover body. the reinforcing portion protrudes from the first surface, and the reinforcing portion is configured to reinforce the cover body.
Inventor(s): Shengwang Chen of Ningde (CN) for contemporary amperex technology (hong kong) limited, Zhijun Guo of Ningde (CN) for contemporary amperex technology (hong kong) limited
IPC Code(s): H01M50/169, H01M50/107, H01M50/152
CPC Code(s): H01M50/169
Abstract: provided are a battery cell, battery, and electrical device, relating to the technology field of batteries, which include a shell, an electrode assembly, and an end cap. the shell is provided with an opening; the electrode assembly is accommodated within the shell; the end cap is arranged at one end of the shell along a first direction and closing the opening, wherein the end cap include a cover body and a connecting part; the connecting part is arranged around an outer side of the cover body; and the connecting part is sealingly connected to the shell. along the first direction, the cover body is provided with a first outer surface away from the electrode assembly; the first outer surface is a surface of the end cap farthest from the electrode assembly; and the connecting part is closer to the electrode assembly than the first outer surface.
Inventor(s): Ruidi Liu of Ningde (CN) for contemporary amperex technology (hong kong) limited, Zengzhong Wang of Ningde (CN) for contemporary amperex technology (hong kong) limited, Youxin Wu of Ningde (CN) for contemporary amperex technology (hong kong) limited, Peng Wang of Ningde (CN) for contemporary amperex technology (hong kong) limited
IPC Code(s): H01M50/242, B60L50/64, H01M10/613, H01M10/625, H01M10/6568, H01M50/209, H01M50/211, H01M50/213, H01M50/258, H01M50/547
CPC Code(s): H01M50/242
Abstract: this application relates to a battery and an electric device. the battery includes a battery module, where the battery module includes at least one battery cell, and the battery module is disposed in a first direction, the first direction being a length direction of the battery or a moving direction of the electric device with the battery. the battery cell includes a plurality of surfaces, where the plurality of surfaces includes a first surface with the largest area, and the plurality of surfaces further include two second surfaces opposite each other, the two second surfaces being both connected to the first surface. the battery cell further includes an electrode terminal, where the electrode terminal is disposed on the first surface or at least one of the second surfaces.
Inventor(s): Pengbo ZHAO of Ningde (CN) for contemporary amperex technology (hong kong) limited, Yong WANG of Ningde (CN) for contemporary amperex technology (hong kong) limited, Ruidi LIU of Ningde (CN) for contemporary amperex technology (hong kong) limited, Qing WANG of Ningde (CN) for contemporary amperex technology (hong kong) limited, Wei ZHANG of Ningde (CN) for contemporary amperex technology (hong kong) limited
IPC Code(s): H01M50/242, H01M50/224, H01M50/227, H01M50/262
CPC Code(s): H01M50/242
Abstract: a support assembly, a battery box, a battery, and an electric device are disclosed. the support assembly includes: at least two plate layers, where the at least two plate layers are stacked, and a separating space is provided between adjacent ones of the at least two plate layers; and a support structure disposed in the separating space, where the support structure includes a plurality of cavities, at least some of the cavities extend along a first direction, and the first direction intersects with opposite surfaces of the adjacent plate layers.
Inventor(s): Huimin MIAO of Ningde (CN) for contemporary amperex technology (hong kong) limited
IPC Code(s): H01M50/383, B60L50/64, H01M10/613, H01M10/625, H01M10/647, H01M10/6551, H01M50/209, H01M50/271, H01M50/289, H01M50/342, H01M50/358
CPC Code(s): H01M50/383
Abstract: a battery includes a battery cell and a protective component. a first end surface of the battery cell is provided with a first pressure relief mechanism. the protective component is disposed opposite to the first end surface, where the protective component includes an air guide structure, the air guide structure includes an air guide cavity, and the air guide cavity is provided with an opening, the opening being disposed toward the first pressure relief mechanism.
Inventor(s): Qi Cheng of Ningde (CN) for contemporary amperex technology (hong kong) limited, Quanzhuang Huang of Ningde (CN) for contemporary amperex technology (hong kong) limited, Hong Wang of Ningde (CN) for contemporary amperex technology (hong kong) limited, Wenwei Chen of Ningde (CN) for contemporary amperex technology (hong kong) limited, Quankun Li of Ningde (CN) for contemporary amperex technology (hong kong) limited
IPC Code(s): H01M50/474, H01M50/103, H01M50/14, H01M50/15, H01M50/477, H01M50/533
CPC Code(s): H01M50/474
Abstract: a battery cell, a battery, and an electrical device are provided. the battery cell includes an end cover assembly including a cover plate and a second isolation member disposed on the cover plate; an electrode assembly including a main body; and a first isolation member located between the end cover assembly and the main body and configured to limit the main body, wherein the second isolation member is configured to limit the first isolation member.
Inventor(s): Jiahua CHEN of Ningde (CN) for contemporary amperex technology (hong kong) limited, Yonghuang YE of Ningde (CN) for contemporary amperex technology (hong kong) limited, Haizu JIN of Ningde (CN) for contemporary amperex technology (hong kong) limited
IPC Code(s): H01M50/497, H01M10/054, H01M10/0565, H01M50/414, H01M50/44, H01M50/494, H01M50/586
CPC Code(s): H01M50/497
Abstract: a sodium-ion battery includes a positive electrode plate, a negative electrode plate, and an ion conductor. the ion conductor is located between the positive electrode plate and the negative electrode plate. the ion conductor is at least in contact with a surface of the negative electrode plate, the ion conductor is configured to conduct sodium ions between the positive electrode plate and the negative electrode plate, and sodium ions conducted to the surface of the negative electrode plate are reduced to sodium metal, where an elastic modulus of the ion conductor is e in gpa, where 0.1≤e≤5.0.
Inventor(s): Lingyu Li of Ningde (CN) for contemporary amperex technology (hong kong) limited, Denghua Lin of Ningde (CN) for contemporary amperex technology (hong kong) limited
IPC Code(s): H01M50/533, H01M50/103, H01M50/209, H01M50/505, H01M50/536, H01M50/553, H01M50/586
CPC Code(s): H01M50/533
Abstract: the embodiment of the present disclosure provides a battery cell, a battery, and an electrical equipment. the battery cell includes: a shell with a first wall; an electrode assembly, arranged inside the shell; and an electrode leading-out component, installed on the first wall for leading out electrical energy from the electrode assembly, wherein the electrode leading-out component includes a first surface, wherein the plane of the first surface intersects with the first wall, and the first surface is used to connect with the busbar component. the battery composed of battery cells has a higher assembly efficiency.
Inventor(s): Haibo KE of Ningde (CN) for contemporary amperex technology (hong kong) limited, Quankun LI of Ningde (CN) for contemporary amperex technology (hong kong) limited, Guoan MAO of Ningde (CN) for contemporary amperex technology (hong kong) limited, Shoujun HUANG of Ningde (CN) for contemporary amperex technology (hong kong) limited, Xiang MEI of Ningde (CN) for contemporary amperex technology (hong kong) limited, Peng WANG of Ningde (CN) for contemporary amperex technology (hong kong) limited
IPC Code(s): H01M50/557, B60L50/64, H01M50/103, H01M50/188, H01M50/533, H01M50/534, H01M50/55, H01M50/562
CPC Code(s): H01M50/557
Abstract: this application provides a battery cell, a battery, and an electric apparatus. the battery cell includes a housing, an electrode terminal, and a current collector. the housing has a first wall and an accommodating cavity. the first wall has a first through hole enabling communication between the accommodating cavity and the outside of the housing. the electrode terminal includes a base and a connection portion connected to the base. the base is located on a side of the first wall back away from the accommodating cavity. at least part of the connection portion is located in the first through hole. the current collector includes a body portion and a protruding portion connected to the body portion. the protruding portion protrudes towards the first wall, and the protruding portion is configured to be connected to the connection portion.
Inventor(s): Weijie CHEN of Ningde (CN) for contemporary amperex technology (hong kong) limited, Weiqiang LI of Ningde (CN) for contemporary amperex technology (hong kong) limited
IPC Code(s): H02J7/00
CPC Code(s): H02J7/007
Abstract: a bms sleep wake-up circuit and method, a bms, and an electric device are provided. the bms sleep wake-up circuit is provided with an enabling circuit. when a charging device is connected, in response to the charging device being plugged in, the enabling circuit generates an enabling level to wake up a bms, and outputs a self-locking signal through a control circuit, so that a wake-up chip keeps the bms awake. additionally, under the condition that the charging device remains plugged in, after the self-locking signal is canceled, the wake-up chip is turned off, so that the bms can enter a sleeping state.
Contemporary Amperex Technology (Hong Kong) Limited patent applications on March 13th, 2025
- Contemporary Amperex Technology (Hong Kong) Limited
- B60L53/80
- H01M10/46
- H01M50/249
- H02J7/00
- CPC B60L53/80
- Contemporary amperex technology (hong kong) limited
- B60L50/60
- B60L53/30
- B60L53/53
- B60L58/24
- B60L53/64
- B60L58/18
- G06Q50/06
- H01M10/615
- H01M10/625
- H01M10/633
- H01M10/637
- H02J3/32
- CPC B60L58/24
- B65H19/22
- B65H19/26
- CPC B65H19/2284
- C01B25/45
- H01M4/58
- CPC C01B25/451
- C01B32/05
- CPC C01B32/05
- H01M4/00
- H01M4/02
- CPC H01M4/00
- H01M4/04
- H01M10/04
- CPC H01M4/0435
- H01M4/36
- H01M4/505
- H01M4/587
- H01M10/0525
- H01M10/054
- CPC H01M4/366
- H01M4/525
- H01M4/131
- CPC H01M4/525
- CPC H01M10/0431
- H01M10/0568
- B60L50/64
- H01M4/66
- H01M10/42
- CPC H01M10/0568
- A62C3/16
- A62C37/40
- H01M10/48
- CPC H01M10/425
- H01M50/107
- H01M10/64
- H01M10/655
- H01M50/179
- H01M50/213
- H01M50/533
- CPC H01M50/107
- H01M50/148
- H01M50/159
- H01M50/342
- CPC H01M50/148
- H01M50/169
- H01M50/152
- CPC H01M50/169
- H01M50/242
- H01M10/613
- H01M10/6568
- H01M50/209
- H01M50/211
- H01M50/258
- H01M50/547
- CPC H01M50/242
- H01M50/224
- H01M50/227
- H01M50/262
- H01M50/383
- H01M10/647
- H01M10/6551
- H01M50/271
- H01M50/289
- H01M50/358
- CPC H01M50/383
- H01M50/474
- H01M50/103
- H01M50/14
- H01M50/15
- H01M50/477
- CPC H01M50/474
- H01M50/497
- H01M10/0565
- H01M50/414
- H01M50/44
- H01M50/494
- H01M50/586
- CPC H01M50/497
- H01M50/505
- H01M50/536
- H01M50/553
- CPC H01M50/533
- H01M50/557
- H01M50/188
- H01M50/534
- H01M50/55
- H01M50/562
- CPC H01M50/557
- CPC H02J7/007