Patents Assigned to Valeo Japan Co., Ltd.
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Patent number: 12261546Abstract: An inverter unit includes an inverter and an inverter housing. The inverter drives an electric motor and includes at least one power module and a printed circuit board. The power module converts a High Voltage (HV) Direct Current (DC) to a three-phase Alternating Current (AC) that drives the electric motor. The power module includes lead frames to be received in apertures formed on the PCB. The PCB configured with electronic components mounted thereon controls the electric motor. The inverter housing includes a front head and a cover. The cover in conjunction with the front head defines an enclosure for receiving the inverter. The inverter unit includes support elements to support the power module in a hanging configuration with respect to the PCB.Type: GrantFiled: March 21, 2023Date of Patent: March 25, 2025Assignee: Valeo Japan Co., Ltd.Inventors: Praveen Mathesan, Prakash Ganesan, Vigneshwar Narayanamoorthy, Baskaran Raja, Herve Ribot, Sangeetha Sethulingam, Philippe Mercier, Saravanan Balasundaram
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Patent number: 12218612Abstract: An inverter unit (100) includes an inverter (110), an inverter housing (120) and an insulating member (130). The inverter (110) drives an electric motor (200) and includes at least one power module (112) for converting a High Voltage (HV) Direct Current (DC) to a three-phase Alternating Current (AC) that drives the electric motor (200). The inverter housing (120) receives the inverter (110). The power module (112) is mounted on an end wall (120a) of the inverter housing (120) by means of bolts (114). The insulating member (130) corresponding to each bolt (114) is disposed between a head portion (114a) of the corresponding bolt (114) and the power module (112).Type: GrantFiled: November 28, 2022Date of Patent: February 4, 2025Assignee: Valeo Japan Co., LtdInventors: Mathieu Varillon, Herve Ribot, Augustin Bellet, Praveen Mathesan, Baskaran Raja, Prakash Ganesan
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Patent number: 12202330Abstract: A battery cooling device capable of cooling an entire battery more evenly includes a one-side heat exchanger configured to cool a one side surface, and an other-side heat exchanger configured to cool the other side surface, which is a surface facing the one side surface. The one-side heat exchanger includes heat exchange units from a one-side first heat exchange unit to a one-side nth heat exchange unit in an order in which refrigerant flows. The other-side heat exchanger includes heat exchange units from an other-side nth heat exchange unit to an other-side first heat exchange unit in the order in which refrigerant flows. The other-side first heat exchange unit to the other-side nth heat exchange unit are provided at positions where the other-side first heat exchange unit to the other-side nth heat exchange unit face the one-side first heat exchange unit to the one-side nth heat exchange unit, respectively.Type: GrantFiled: June 10, 2021Date of Patent: January 21, 2025Assignee: Valeo Japan Co., Ltd.Inventors: Osamu Takahashi, Kazuya Kurahashi
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Patent number: 12151550Abstract: A vehicle shutter device includes first and second flaps, one actuator, and a link mechanism. The link mechanism includes a connecting rod that couples the flaps to each other such that the flaps rotate in synchronization with each other. The shutter device is provided with stoppers configured to prohibit each of the flaps from being displaced beyond a normal opening and closing range when the link mechanism is in a normal state. When coupling between the connecting rod and the first flap is released in the first pivotally attaching portion in a state where coupling between the connecting rod and the second flap is maintained in the second pivotally attaching portion, the actuator is allowed to rotate beyond a normal rotation range of the actuator corresponding to the normal opening and closing ranges of the first and second flaps.Type: GrantFiled: March 25, 2021Date of Patent: November 26, 2024Assignee: Valeo Japan Co., Ltd.Inventor: Hiroyasu Takita
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Publication number: 20240375475Abstract: In general, in one aspect, embodiments relate to a battery cooling unit for cooling a battery. The battery cooling unit includes an inlet, an outlet, a plurality of heat exchange portions, and a distribution flow path. The distribution flow path includes a branch portion and a join portion. The branch portion branches into an introduction path to direct heat medium from the inlet towards an upstream heat exchanger portion, and a bypass path that bypasses the upstream heat exchange portions. The join portion joins the heat medium flowing through the bypass path with the heat medium flowing through the upstream heat exchange portions and flow the joined heat medium to the downstream heat exchange portion.Type: ApplicationFiled: May 24, 2022Publication date: November 14, 2024Applicant: Valeo Japan Co., Ltd.Inventor: Akihiko Takano
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Publication number: 20240227539Abstract: A battery cooling device capable of cooling an entire battery more evenly includes a one-side heat exchanger configured to cool a one side surface, and an other-side heat exchanger configured to cool the other side surface, which is a surface facing the one side surface. The one-side heat exchanger includes heat exchange units from a one-side first heat exchange unit to a one-side nth heat exchange unit in an order in which refrigerant flows. The other-side heat exchanger includes heat exchange units from an other-side nth heat exchange unit to an other-side first heat exchange unit in the order in which refrigerant flows. The other-side first heat exchange unit to the other-side nth heat exchange unit are provided at positions where the other-side first heat exchange unit to the other-side nth heat exchange unit face the one-side first heat exchange unit to the one-side nth heat exchange unit, respectively.Type: ApplicationFiled: June 10, 2021Publication date: July 11, 2024Applicant: Valeo Japan Co., Ltd.Inventors: Osamu Takahashi, Kazuya Kurahashi
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Publication number: 20240212950Abstract: A light emitting device includes at least two light sources arranged side by side in a first direction and a light guide placed opposed to the light sources. As viewed in an opposing direction of the light sources and the light guide, a light receiving surface of the light guide overlaps light emitting surfaces of the light sources. As viewed in the opposing direction, the light receiving surface has depressions in a region opposed to the light emitting surfaces of the light sources. The depressions are arranged side by side in an arrangement direction of the light sources in a one-to-one correspondence with the light sources.Type: ApplicationFiled: December 27, 2023Publication date: June 27, 2024Applicant: Valeo Japan Co., Ltd.Inventors: Ayami Sato, Vinothkumar Ravi, Prithiviraj Vimalkumar
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Publication number: 20240208301Abstract: In general, in one aspect, embodiments disclosed herein relate to a heating control device including a transistor configured to supply electric power by switching operation to a heater that heats a coolant. The heating control device adjusts a heating amount from the heater based on a heating amount control profile. The heating amount control profile includes a decrease portion in which the heating amount decreases as the temperature of the coolant increases. The decrease portion includes a first decrease portion and a second decrease portion each having a negative slope, and the first decrease portion and the second decrease portion have the same heating amount at a target temperature. The first decrease portion includes a first region and a second region, and as negative slopes, a slope at any temperature in the second region is larger than a slope at any temperature in the first region.Type: ApplicationFiled: April 21, 2022Publication date: June 27, 2024Applicant: Valeo Japan Co., Ltd.Inventors: Mo Lei, Tatsuya Kitajima
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Patent number: 11951801Abstract: A vehicle air conditioning device includes a case, disposed inside a vehicle cabin separated from a forward compartment by a dash panel, in which an internal space (11a) is formed, a heater core that is disposed in the internal space, a hot water supply pipe that can supply hot water to the heater core, a hot water collecting pipe that can collect hot water that has passed through an interior of the heater core, and a holder member that holds the hot water pipes. The holder member includes a first holding portion that comes into contact with the hot water pipes, and a second holding portion that opposes the first holding portion, is provided across a gap, and comes into contact with the hot water pipes.Type: GrantFiled: September 13, 2021Date of Patent: April 9, 2024Assignee: Valeo Japan Co., Ltd.Inventors: Soumya Dutta, Yukio Suzuki
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Patent number: 11939976Abstract: A scroll compressor has a drive shaft which drives a scroll compression mechanism housed in a housing and a drive shaft support member which supports the drive shaft. The drive shaft support member includes a plate portion having a predetermined thickness in an axial direction of the drive shaft. One side end surface of the plate portion has thereon a sliding support surface which supports the sliding movement of an orbiting scroll. Another side end surface of the plate portion has formed thereon a protruding portion which, protruding toward the other side in the axial direction, is fitted onto an inner peripheral surface of the housing. The protruding portion is interference fitted onto the inner peripheral surface of the housing, and thereby the drive shaft support member is fixed to the housing.Type: GrantFiled: June 24, 2022Date of Patent: March 26, 2024Assignee: Valeo Japan Co., Ltd.Inventors: Kazuki Takama, Hironobu Deguchi, Shinsuke Miyamae, Toshiki Maruyama, Imed Guitari, Shunichiro Motohashi
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Patent number: 11933525Abstract: Described is a stopper including a filtering unit housed in an interior of a liquid receiver main body through which a refrigerant passes, a fixed portion that includes a screw portion that is screwed into an inner peripheral face of the liquid receiver main body, a sealing member in contact with the inner peripheral face of the liquid receiver main body, thereby preventing a leakage of a refrigerant to the fixed portion, and a movable connection portion provided between the filtering unit and the fixed portion for linking the filtering unit to the fixed portion in such a way that the filtering unit is not caused to follow a rotation of the fixed portion, and in such a way that the filtering unit is caused to follow an axial direction movement of the fixed portion.Type: GrantFiled: March 4, 2022Date of Patent: March 19, 2024Assignee: Valeo Japan Co., Ltd.Inventors: Daisuke Araki, Noriaki Nemoto
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Publication number: 20240011480Abstract: A first bleeding passage 50 configured to allow a crank chamber 2 and a suction chamber 31 to constantly communicate with each other, and a second bleeding passage 60 configured to allow the crank chamber 2 and the suction chamber 31 to constantly communicate with each other are provided. The first bleeding passage 50 is made to communicate with the crank chamber 2 at least via a space (central hole space 54) defined by an insertion end portion of a shaft 7 in a central hole 12 that is formed in the center of a cylinder block 1 and into which the shaft 7 is inserted. The second bleeding passage 60 is opened in an end surface 1a of the cylinder block 1 that is opposed to a swash plate 19.Type: ApplicationFiled: August 27, 2021Publication date: January 11, 2024Applicant: Valeo Japan Co., Ltd.Inventor: Yujiro Morita
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Publication number: 20230398484Abstract: [Problem] To improve a strength and productivity of a filter having a filtration member in a pleated shape. [Solution] A filter (40) includes a filtration member (41) having partitioned surfaces (43) that are partitioned by mountain-fold pleats (42) and valley-fold pleats (42), and end plates (48, 49) fixed to two end portions of the filtration member (41) and configured to maintain the filtration member (41) in a pleated shape. The filtration member (41) includes a plurality of filtration portions (45a, 45b, and 45c) and intermediate portions (46a, 46b) each provided between the adjacent filtration portions. In the filtration portions (45), an angle formed by the adjacent partitioned surfaces (43, 43) is greater than 0°, and in the intermediate portions (46a, 46b), an angle formed by the adjacent partitioned surfaces (43, 43) is 0°.Type: ApplicationFiled: October 26, 2021Publication date: December 14, 2023Applicant: Valeo Japan Co., Ltd.Inventors: Hiroshi Kobinata, Keisuke Hara, Ryosuke Kanamori, Hisayoshi Yoshizaki
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Publication number: 20230299689Abstract: An inverter unit includes an inverter and an inverter housing. The inverter drives an electric motor and includes at least one power module and a printed circuit board. The power module converts a High Voltage (HV) Direct Current (DC) to a three-phase Alternating Current (AC) that drives the electric motor. The power module includes lead frames to be received in apertures formed on the PCB. The PCB configured with electronic components mounted thereon controls the electric motor. The inverter housing includes a front head and a cover. The cover in conjunction with the front head defines an enclosure for receiving the inverter. The inverter unit includes support elements to support the power module in a hanging configuration with respect to the PCB.Type: ApplicationFiled: March 21, 2023Publication date: September 21, 2023Applicant: Valeo Japan Co., Ltd.Inventors: Praveen Mathesan, Prakash Ganesan, Vigneshwar Narayanamoorthy, Baskaran Raja, Herve Ribot, Sangeetha Sethulingam, Philippe Mercier, Saravanan Balasundaram
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Publication number: 20230170833Abstract: An inverter unit (100) includes an inverter (110), an inverter housing (120) and an insulating member (130). The inverter (110) drives an electric motor (200) and includes at least one power module (112) for converting a High Voltage (HV) Direct Current (DC) to a three-phase Alternating Current (AC) that drives the electric motor (200). The inverter housing (120) receives the inverter (110). The power module (112) is mounted on an end wall (120a) of the inverter housing (120) by means of bolts (114). The insulating member (130) corresponding to each bolt (114) is disposed between a head portion (114a) of the corresponding bolt (114) and the power module (112).Type: ApplicationFiled: November 28, 2022Publication date: June 1, 2023Applicant: Valeo Japan Co., LtdInventors: Mathieu Varillon, Herve Ribot, Augustin Bellet, Praveen Mathesan, Baskaran Raja, Prakash Ganesan
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Patent number: 11644022Abstract: A branch passage which branches off from a portion of a supply passage on the downstream side of a supply control valve and communicates with a suction chamber is provided, and when providing a release control valve which, while allowing working fluid to flow, moves in response to the differential pressure between the downstream side pressure of the supply control valve and the pressure of a control pressure chamber on the supply passage, while preventing the movement of a valve element from being inhibited by a foreign substance in refrigerant, a leakage of the refrigerant into a suction chamber is suppressed when supplying the refrigerant from a discharge chamber to the control pressure chamber via the supply passage, enhancing control performance.Type: GrantFiled: January 28, 2019Date of Patent: May 9, 2023Assignee: Valeo Japan Co., LtdInventor: Yujiro Morita
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Publication number: 20230125506Abstract: A vehicle shutter device includes first and second flaps, one actuator, and a link mechanism. The link mechanism includes a connecting rod that couples the flaps to each other such that the flaps rotate in synchronization with each other. The shutter device is provided with stoppers configured to prohibit each of the flaps from being displaced beyond a normal opening and closing range when the link mechanism is in a normal state. When coupling between the connecting rod and the first flap is released in the first pivotally attaching portion in a state where coupling between the connecting rod and the second flap is maintained in the second pivotally attaching portion, the actuator is allowed to rotate beyond a normal rotation range of the actuator corresponding to the normal opening and closing ranges of the first and second flaps.Type: ApplicationFiled: March 25, 2021Publication date: April 27, 2023Applicant: Valeo Japan Co., Ltd.Inventor: Hiroyasu Takita
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Publication number: 20220412353Abstract: A scroll compressor has a drive shaft which drives a scroll compression mechanism housed in a housing and a drive shaft support member which supports the drive shaft. The drive shaft support member includes a plate portion having a predetermined thickness in an axial direction of the drive shaft. One side end surface of the plate portion has thereon a sliding support surface which supports the sliding movement of an orbiting scroll. Another side end surface of the plate portion has formed thereon a protruding portion which, protruding toward the other side in the axial direction, is fitted onto an inner peripheral surface of the housing. The protruding portion is interference fitted onto the inner peripheral surface of the housing, and thereby the drive shaft support member is fixed to the housing.Type: ApplicationFiled: June 24, 2022Publication date: December 29, 2022Applicant: Valeo Japan Co., Ltd.Inventors: Kazuki Takama, Hironobu Deguchi, Shinsuke Miyamae, Toshiki Maruyama, Imed Guitari, Shunichiro Motohashi
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Publication number: 20220402325Abstract: A vehicle-use air conditioning device that supplies air to a side vent aperture portion regardless of a discharge mode, and allows a discharge of air from a defrost aperture portion when a discharge mode that maximizes a ratio of air blown to a passage communicating with a foot aperture portion is employed, is such that a change in an amount of air supplied from the defrost aperture portion is restricted using a simple structure that does not necessitate fine adjustment, even when an air passage on a downstream side of the side vent aperture portion is closed.Type: ApplicationFiled: October 22, 2020Publication date: December 22, 2022Applicant: Valeo Japan Co., LtdInventors: Ashish Sahu, Daisuke Araki
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Publication number: 20220282894Abstract: A stopper includes a filtering unit that is housed in an interior of a liquid receiver main body and through which a refrigerant passes, a fixed portion that includes on an outer peripheral face thereof a screw portion that is screwed into an inner peripheral face of the liquid receiver main body, a sealing member that is brought into contact with the inner peripheral face of the liquid receiver main body, thereby preventing a leakage of a refrigerant to the fixed portion from between the filtering unit and the liquid receiver main body, and a movable connection portion that is provided between the filtering unit and the fixed portion and links the filtering unit to the fixed portion in such a way that the filtering unit is not caused to follow a rotation of the fixed portion, and in such a way that the filtering unit is caused to follow an axial direction movement of the fixed portion.Type: ApplicationFiled: March 4, 2022Publication date: September 8, 2022Applicant: Valeo Japan Co., Ltd.Inventors: Daisuke Araki, Noriaki Nemoto