Mitsubishi Electric Corporation patent applications on January 2nd, 2025
Patent Applications by Mitsubishi Electric Corporation on January 2nd, 2025
Mitsubishi Electric Corporation: 19 patent applications
Mitsubishi Electric Corporation has applied for patents in the areas of F25B13/00 (2), F25B41/31 (2), F16C19/08 (1), F24F1/20 (1), H02K7/08 (1) F25B13/00 (2), B60Q9/00 (1), H02K1/02 (1), H03K17/08 (1), H02M3/158 (1)
With keywords such as: refrigerant, power, heat, unit, configured, circuit, exchanger, device, valve, and switching in patent application abstracts.
Patent Applications by Mitsubishi Electric Corporation
Inventor(s): Takayasu HASHIMOTO of Tokyo (JP) for mitsubishi electric corporation, Yuri KUBOTA of Tokyo (JP) for mitsubishi electric corporation
IPC Code(s): B60Q9/00, G06F3/14
CPC Code(s): B60Q9/00
Abstract: a display control device includes processing circuitry configured to acquire occupant information regarding an occupant; acquire operation information regarding an operation of a vehicle by a driver of the vehicle; determine progress of preparation by a passenger for departure of the vehicle; determine intention to cause the vehicle to depart by the driver; determine a plurality of levels for warning the driver of severity of an unexpected situation that the vehicle or the occupant is likely to fall into when the vehicle departs, the plurality of levels being set by a combination of the progress of preparation by the passenger and the intention to cause the vehicle to depart by the driver; generate warning display information for causing a display device to perform a plurality of displays with different types corresponding to the plurality of levels for the driver; and cause the display device to display.
Inventor(s): Hidehito YOSHIDA of Tokyo (JP) for mitsubishi electric corporation, Hiroyasu IWABUKI of Tokyo (JP) for mitsubishi electric corporation
IPC Code(s): B60W60/00, B60L53/12, B60L53/36, G07C5/08, H02J50/12, H02J50/40
CPC Code(s): B60W60/0015
Abstract: the power receiving device of the present disclosure includes a power receiving unit to receive the ac power, a rectifier in which a circuit to rectify the ac power into dc power is provided, a plurality of semiconductor switches that are to be in one of an on state and an off state and are provided in a part of the circuit, and an output terminal of the power receiving unit is configured to be brought into an open state by selecting the on state or the off state of the plurality of semiconductor switches, a filter to smooth the dc power rectified by the rectifier, a voltage detector to detect an output voltage of the filter, and a failure determinator to determine at least one of a failure location and a failure mode of the rectifier.
20250002769. REFRIGERATION CYCLE DEVICE_simplified_abstract_(mitsubishi electric corporation)
Inventor(s): Kengo HIRATSUKA of Chiyoda-ku, Tokyo (JP) for mitsubishi electric corporation, Manami NAKAMURA of Chiyoda-ku, Tokyo (JP) for mitsubishi electric corporation, Kenji KOJIMA of Chiyoda-ku, Tokyo (JP) for mitsubishi electric corporation, Satoru TOYAMA of Chiyoda-ku, Tokyo (JP) for mitsubishi electric corporation
IPC Code(s): C09K5/04, F25B1/00
CPC Code(s): C09K5/042
Abstract: a refrigeration cycle device including a refrigerant circuit including a compressor, wherein a refrigerant is enclosed in refrigerant circuit, the refrigerant contains a hydrocarbon having 1 to 4 carbon atoms and a sulfur-based odorant, compressor is filled with a refrigeration oil, the refrigeration oil contains polyalkylene glycol, and a ratio of a number of oxygen atoms to a number of carbon atoms in a molecular structure of polyalkylene glycol is 0.50 or less.
Inventor(s): Katsuyuki YAMAMOTO of Tokyo (JP) for mitsubishi electric corporation, Takuya TERAMOTO of Tokyo (JP) for mitsubishi electric corporation, Atsushi KONO of Tokyo (JP) for mitsubishi electric corporation, Takahide TADOKORO of Tokyo (JP) for mitsubishi electric corporation
IPC Code(s): F04D29/38
CPC Code(s): F04D29/384
Abstract: a propeller fan according to the present disclosure includes a rotation shaft and a blade rotating around the rotation shaft. at the same position in an axial direction of the rotation shaft, a first locus connecting a leading edge of the blade and an outer peripheral end of the blade is tilted with respect to a second locus connecting a center of the rotation shaft and the leading edge so that the outer peripheral end side is inclined toward a trailing side. alternatively, a third locus connecting a root of the blade and the outer peripheral end of the blade is tilted with respect to a fourth locus connecting a center of the rotation shaft and the root so that the outer peripheral end side is inclined toward the trailing side.
20250003615. AIR-CONDITIONING APPARATUS_simplified_abstract_(mitsubishi electric corporation)
Inventor(s): Ryosuke MATSUI of Tokyo (JP) for mitsubishi electric corporation, Soshi IKEDA of Tokyo (JP) for mitsubishi electric corporation
IPC Code(s): F24F11/36, F24F11/86
CPC Code(s): F24F11/36
Abstract: an air-conditioning apparatus includes: a first heat load apparatus; a second heat load apparatus; a heat source apparatus; a solenoid valve configured to adjust a flow rate of the refrigerant that is to flow into the first heat load apparatus or the refrigerant that has flowed out from the first heat load apparatus; and a controller. the controller is configured to close the first load-side expansion valve and the solenoid valve and increase an opening degree of the second load-side expansion valve from a present opening degree thereof, when a refrigerant leak in the first heat load apparatus is detected and no refrigerant leak in the second heat load apparatus is detected.
20250003645. REFRIGERATION CYCLE APPARATUS_simplified_abstract_(mitsubishi electric corporation)
Inventor(s): Shunya GYOTOKU of Tokyo (JP) for mitsubishi electric corporation
IPC Code(s): F25B13/00, F25B41/31
CPC Code(s): F25B13/00
Abstract: in a first operation mode, a flow path switching device connects a discharge port to a refrigerant inlet of a first heat exchanger, connects a refrigerant outlet of the first heat exchanger to a refrigerant inlet of a first flow path, connects a refrigerant outlet of a first expansion valve to a refrigerant inlet of a second heat exchanger, and connects a refrigerant outlet of the second heat exchanger to a suction port. in a second operation mode, the flow path switching device connects the discharge port to the refrigerant inlet of the second heat exchanger, connects the refrigerant outlet of the second heat exchanger to the refrigerant inlet of the first flow path, connects the refrigerant outlet of the first expansion valve to the refrigerant inlet of the first heat exchanger, and connects the refrigerant outlet of the first heat exchanger to the suction port.
Inventor(s): Shota KUMOKAWA of Tokyo (JP) for mitsubishi electric corporation, Hiroyuki OKANO of Tokyo (JP) for mitsubishi electric corporation
IPC Code(s): F25B13/00, F24F11/84, F24F110/40, F25B49/02
CPC Code(s): F25B13/00
Abstract: a refrigerating and air-conditioning apparatus includes an outdoor unit; a plurality of indoor units each including an indoor expansion valve and an indoor heat exchanger; a relay unit connected between the outdoor unit and the plurality of indoor units and including a plurality of three-way valves; and a controller. the plurality of indoor units each include an indoor-side pressure sensor configured to detect an indoor-side pressure, the indoor-side pressure being a pressure of refrigerant that passes through the indoor heat exchanger. the controller is configured to control, with reference to the indoor-side pressure of each of ones of the plurality of indoor units that perform cooling operations, an opening degree of a corresponding three-way valve of the plurality of three-way valves such that the controller is configured to adjust a flow rate of refrigerant passing through the corresponding three-way valve.
20250003655. AIR CONDITIONER_simplified_abstract_(mitsubishi electric corporation)
Inventor(s): Ryuichi NAGATA of Tokyo (JP) for mitsubishi electric corporation
IPC Code(s): F25B41/31, F25B9/00
CPC Code(s): F25B41/31
Abstract: an air conditioner includes a refrigerant circuit in which a non-azeotropic refrigerant mixture circulates. the refrigerant circuit includes a compressor, a four-way valve, a first heat exchanger, a first expansion valve, and a second heat exchanger. the refrigerant circuit further includes a third heat exchanger provided to allow heat exchange between the non-azeotropic refrigerant mixture flowing between the first heat exchanger and the first expansion valve or the non-azeotropic refrigerant mixture flowing between the first expansion valve and the second heat exchanger, and the non-azeotropic refrigerant mixture flowing between the four-way valve and a suction port of the compressor. the non-azeotropic refrigerant mixture is a two-refrigerant mixture of r32 and r1234yf. a mass fraction of r32 in the non-azeotropic refrigerant mixture is 30% by mass or more.
Inventor(s): Yoshiaki KONISHI of Tokyo (JP) for mitsubishi electric corporation
IPC Code(s): G05D1/606, G05D1/69, G05D105/55, G05D105/80, G05D111/10
CPC Code(s): G05D1/606
Abstract: an unmanned vehicle management system according to an aspect includes: a collection unit configured to collect video data acquired by an unmanned vehicle and natural disaster data related to natural disasters from information sources; a storage unit configured to store the video data and the natural disaster data; an analysis unit configured to extract feature amounts of the video data and the natural disaster data, and predict a high-risk area where a risk of natural disaster occurrence is higher than in other areas; a prediction unit configured to compare the video data and the natural disaster data collected during a disaster with the video data and the natural disaster data collected during normal times, and predict a disaster occurrence area where a disaster will occur; and a deployment unit configured to determine deployment of the unmanned vehicle and a rescuer based on the high-risk area and the disaster occurrence area.
Inventor(s): Atsushi OKAZATO of Tokyo (JP) for mitsubishi electric corporation, Yoshihiro OHTA of Tokyo (JP) for mitsubishi electric corporation
IPC Code(s): G06F11/263, G06F11/22
CPC Code(s): G06F11/263
Abstract: a test support apparatus () includes an operation definition information conversion unit (). regarding each device included in a test subject that includes at least one device, the operation definition information conversion unit () generates for each state of each device, state transition information indicating a transition of operation to be executed by each device included in the test subject, based on operation definition information indicating the operation to be executed by each device and an occurrence condition and a release condition corresponding to the operation to be executed by each device.
Inventor(s): Masazumi OKADA of Tokyo (JP) for mitsubishi electric corporation, Yasuhiro OMORI of Tokyo (JP) for mitsubishi electric corporation, Masakatsu TOYAMA of Tokyo (JP) for mitsubishi electric corporation
IPC Code(s): G06T11/00, G06F9/451, G06F30/31
CPC Code(s): G06T11/001
Abstract: a revision history replay device () includes a data acquisition unit (), a replay target selection unit (), a video creation unit (), and a display window creation unit (). the data acquisition unit () acquires version control information () including: a model having information of a subsystem; and a revision history of the model. the replay target selection unit () causes a subsystem to be selected from the model, and extracts a revision history corresponding to the subsystem from the version control information (). the video creation unit () creates a video that replays a history of revision of the subsystem on a basis of the revision history corresponding to the subsystem. the display window creation unit () displays the video.
Inventor(s): Kazuhiko BABA of Tokyo (JP) for mitsubishi electric corporation, Atsushi MATSUOKA of Tokyo (JP) for mitsubishi electric corporation, Junichi OZAKI of Tokyo (JP) for mitsubishi electric corporation
IPC Code(s): H02K1/02, F16C19/08, F24F1/20, H02K7/08
CPC Code(s): H02K1/02
Abstract: a rotor includes an outer rotor formed of a first bonded magnet, an inner rotor, and a plurality of ribs extending in a radial direction and connecting the outer rotor and the inner rotor. the first bonded magnet is a complex containing first resin and magnetic powder. relative permittivity of the first bonded magnet is greater than 40 and equal to or less than 200.
20250007377. LINEAR ROTARY MOTOR_simplified_abstract_(mitsubishi electric corporation)
Inventor(s): Yuichiro NAKAMURA of Tokyo (JP) for mitsubishi electric corporation, Hiroyuki SEKIGUCHI of Tokyo (JP) for mitsubishi electric corporation
IPC Code(s): H02K33/12, H02K11/21, H02K33/18
CPC Code(s): H02K33/12
Abstract: a linear rotary motor includes: a frame; a stator including a linear motion coil and a rotation coil; and a mover including a shaft and a magnet, the shaft including an output shaft. the linear motion coil and the rotation coil is energized to cause the mover to move rectilinearly and rotate. a linear motion detector is disposed on the frame or the stator in such a way as to face the magnet, and detects a position of the mover in a linear motion direction. a linear motion scale is provided on an outer periphery of the mover, the linear motion scale being provided over a range of motion in the linear motion direction and a range of rotation in a circumferential direction so as to face the linear motion detector when the mover moves rectilinearly or rotates.
Inventor(s): Ryosuke KAWASHIMA of Chiyoda-ku, Tokyo (JP) for mitsubishi electric corporation, Ryoji MIYATAKE of Chiyoda-ku, Tokyo (JP) for mitsubishi electric corporation, Atsushi YAMAMOTO of Chiyoda-ku, Tokyo (JP) for mitsubishi electric corporation
IPC Code(s): H02K49/10
CPC Code(s): H02K49/102
Abstract: provided is a rotor in which the magnetic resistance between magnetic poles is low. the rotor includes magnet modules arranged in an annular shape with a rotary shaft as a center. each magnet module includes a base formed of a magnetic material, and two rotor magnets having poles different from each other and provided with a gap therebetween in the rotation direction of the rotary shaft on an outer circumferential surface of the base. the abutting rotor magnets of two magnet modules adjacent in the rotation direction have the same pole and are in close contact with each other.
Inventor(s): Takaaki TAKAHARA of Tokyo (JP) for mitsubishi electric corporation, Koichi ARISAWA of Tokyo (JP) for mitsubishi electric corporation, Haruka MATSUO of Tokyo (JP) for mitsubishi electric corporation, Tomohiro KUTSUKI of Tokyo (JP) for mitsubishi electric corporation, Yusuke MORIMOTO of Tokyo (JP) for mitsubishi electric corporation, Yuya KONDO of Tokyo (JP) for mitsubishi electric corporation
IPC Code(s): H02M1/14, F24F11/88, H02M7/04, H02M7/48
CPC Code(s): H02M1/143
Abstract: a power converter installed in a refrigeration cycle applied equipment includes a rectifier configured to rectify a first alternating-current power supplied from a commercial power supply, a capacitor connected to output ends of the rectifier, an inverter configured to convert power output from the rectifier and the capacitor into a second alternating-current power and to output the second alternating-current power to a motor, and a controller configured to control an operation of the inverter such that the second alternating-current power containing pulsation according to pulsation of power flowing into the capacitor from the rectifier is output from the inverter and to reduce current flowing to the capacitor. the power converter is configured to operate such that the pulsation width of the pulsating current generated by the second alternating-current power is different depending on whether an operation of the refrigeration cycle applied equipment is a cooling operation or a heating operation.
Inventor(s): Tomohiro KUTSUKI of Tokyo (JP) for mitsubishi electric corporation, Hajime TOYODA of Tokyo (JP) for mitsubishi electric corporation, Koichi ARISAWA of Tokyo (JP) for mitsubishi electric corporation, Takaaki TAKAHARA of Tokyo (JP) for mitsubishi electric corporation, Haruka MATSUO of Tokyo (JP) for mitsubishi electric corporation
IPC Code(s): H02M1/34, H02M1/32, H02M3/156, H02M7/537
CPC Code(s): H02M1/34
Abstract: a power converting apparatus includes: an inverter that is a power converting unit including switching elements and generating desired power by switching the switching elements; current detecting units detecting a current flowing through the power converting unit; and snubber circuits reducing a surge voltage generated by a switching operation of the switching elements. circuits each including the switching elements and the current detecting unit are circuits to be protected by the snubber circuits, and the snubber circuits and the circuits to be protected are connected such that an internal inductance of a circuit consisting of the snubber circuit and the circuit to be protected is smaller than an external inductance.
20250007405. PULSED POWER SUPPLY APPARATUS_simplified_abstract_(mitsubishi electric corporation)
Inventor(s): Shingo TSUDA of Tokyo (JP) for mitsubishi electric corporation, Taichiro TAMIDA of Tokyo (JP) for mitsubishi electric corporation, Weihua JIANG of Niigata (JP) for mitsubishi electric corporation, Taichi SUGAI of Niigata (JP) for mitsubishi electric corporation
IPC Code(s): H02M3/158
CPC Code(s): H02M3/158
Abstract: a pulsed power supply apparatus includes a plurality of first inductors arranged in a first column in series connection; a plurality of second inductors arranged in a second column in series connection; a plurality of capacitors; a plurality of negative-side switching elements; a plurality of positive-side switching elements; a first positive terminal switching element connected to a first inductor of the plurality of first inductors that is located at one end of the plurality of first inductors and to a first output terminal; and a first negative terminal switching element connected to a second inductor of the plurality of second inductors that is located at one end of the plurality of second inductors and to the first output terminal.
Inventor(s): Takeshi HORIGUCHI of Chiyoda-ku, Tokyo (JP) for mitsubishi electric corporation, Takashi MASUHARA of Chiyoda-ku, Tokyo (JP) for mitsubishi electric corporation
IPC Code(s): H03K17/08
CPC Code(s): H03K17/08
Abstract: a drive circuit for a power semiconductor element includes a voltage clamp circuit connected between a first main electrode and a control electrode and a second turn-off circuit including a capacitive element and a switching element connected in series between the control electrode and a second main electrode and a resistive element connected in parallel to the capacitive element. a turn-off control circuit switches the switching element in the second turn-off circuit to on when a voltage across the first main electrode and the second main electrode increases after start of turn-off of the power semiconductor element.
20250008705. ELECTRONIC DEVICE_simplified_abstract_(mitsubishi electric corporation)
Inventor(s): Takahiro MASUYAMA of Chiyoda-ku, Tokyo (JP) for mitsubishi electric corporation, Hirokazu TAKABAYASHI of Chiyoda-ku, Tokyo (JP) for mitsubishi electric corporation
IPC Code(s): H05K7/20, B61C3/00, B61D27/00, B61K13/00, H05K5/02
CPC Code(s): H05K7/20854
Abstract: an electronic device includes a heat-receiving block, a heat transfer member, and one or more fins. at least one fin of the one or more fins has at least one ventilation hole to guide air in a direction away from a second main surface of the heat-receiving block. the at least one fin of the one or more fins having the at least one ventilation hole has a first region including a middle of the at least one fin having the at least one ventilation hole in a travel direction or a width direction of a vehicle and second regions located across the first region and having a same area as the first region. a ratio of an opening area of the at least one ventilation hole is higher in the first region than in the second regions.
Mitsubishi Electric Corporation patent applications on January 2nd, 2025
- Mitsubishi Electric Corporation
- B60Q9/00
- G06F3/14
- CPC B60Q9/00
- Mitsubishi electric corporation
- B60W60/00
- B60L53/12
- B60L53/36
- G07C5/08
- H02J50/12
- H02J50/40
- CPC B60W60/0015
- C09K5/04
- F25B1/00
- CPC C09K5/042
- F04D29/38
- CPC F04D29/384
- F24F11/36
- F24F11/86
- CPC F24F11/36
- F25B13/00
- F25B41/31
- CPC F25B13/00
- F24F11/84
- F24F110/40
- F25B49/02
- F25B9/00
- CPC F25B41/31
- G05D1/606
- G05D1/69
- G05D105/55
- G05D105/80
- G05D111/10
- CPC G05D1/606
- G06F11/263
- G06F11/22
- CPC G06F11/263
- G06T11/00
- G06F9/451
- G06F30/31
- CPC G06T11/001
- H02K1/02
- F16C19/08
- F24F1/20
- H02K7/08
- CPC H02K1/02
- H02K33/12
- H02K11/21
- H02K33/18
- CPC H02K33/12
- H02K49/10
- CPC H02K49/102
- H02M1/14
- F24F11/88
- H02M7/04
- H02M7/48
- CPC H02M1/143
- H02M1/34
- H02M1/32
- H02M3/156
- H02M7/537
- CPC H02M1/34
- H02M3/158
- CPC H02M3/158
- H03K17/08
- CPC H03K17/08
- H05K7/20
- B61C3/00
- B61D27/00
- B61K13/00
- H05K5/02
- CPC H05K7/20854
