316 patents
Page 6 of 16
Utility
Control device for vehicle
14 Mar 23
A control device, for a vehicle, comprising an electronic control unit configured to: output a first command value, for tightening a pack clearance, to a hydraulic control circuit system prior to output of a second command value, for transmitting cranking torque that raises a rotation speed of the engine, during a transition of switching a control state of a clutch from a released state to an engaged state when an engine is started; and perform, when the engine is started, first control for outputting the cranking torque by an electric motor and second control for starting operation of the engine, wherein the electronic control unit is configured to set the first command value to a first hydraulic pressure when the engine is started in a first situation, and set the first command value to a higher second hydraulic pressure higher when the engine is started in a second situation.
Keigo Matsubara, Masayuki Baba, Tomoya Inayoshi
Filed: 30 Aug 21
Utility
Vehicle drive device and control device
14 Mar 23
A vehicle drive device (1) is disclosed that includes a shift detent mechanism (90); an actuator (74) that generates drive power for allowing the shift detent mechanism to operate; a sensor (135) that generates sensor information indicating an amount of operation of the shift detent mechanism; a control part (153) that controls the actuator; and a clutch (30) that is synchronized with operation of the shift detent mechanism, and when the control part changes a state of the clutch, the control part performs feedback control of the actuator based on a relationship between a target value for an amount of operation of the shift detent mechanism and the sensor information, and before completing the change in the state of the clutch, the feedback control ends and operation of the actuator stops.
Yasuyuki Sato, Subrata Saha, Hideki Kakisako, Shotaro Kondo, Junichiro Ohtsubo
Filed: 19 Mar 20
Utility
Inverter unit
14 Mar 23
An inverter unit includes a switching element unit, a control board, a cooler, and an inverter case.
Yutaka Hotta, Seiji Yasui, Shinya Osuka
Filed: 8 Nov 19
Utility
Vehicle vibration control device
7 Mar 23
A vehicle vibration control device includes: a motor generator connected via a motor shaft to a power transmission path between a crankshaft of an engine and a drive axle that transmits a drive torque to a tire; and a motor generator control portion executing control of an output torque which is actually output by the motor generator.
Hirotaka Mizuguchi, Satoshi Kokubo, Yosuke Terada
Filed: 12 Mar 21
Utility
Control apparatus for vehicle
7 Mar 23
A vehicle control apparatus includes an overlapping-prediction determination portion configured to determine whether or not it is predicted that, during execution of a synchronous control for placing a clutch, which is provided between an engine and an electric motor, into an engaged state, a synchronization-completion time point of the clutch overlaps with an inertia phase period in process of a shift control of a transmission, and a torque limitation portion configured, when the overlapping-prediction determination portion determines that it is predicted that the synchronization-completion time point overlaps with the inertia phase period, to execute a torque limitation by which at least one of a torque capacity of the clutch and an output torque of the engine is made smaller than when the overlapping-prediction determination portion determines that it is not predicted that the synchronization-completion time point overlaps with the inertia phase period.
Keigo Matsubara, Masayuki Baba, Tomoya Inayoshi, Takuma Sugino
Filed: 16 Jun 22
Utility
Opening and closing body drive device for vehicle
7 Mar 23
An opening and closing body drive device for a vehicle includes a belt frame, plural driven pulleys, a belt wounded around the plural driven pulleys and fixed with a connector with respect to an opening and closing body, a drive unit provided with an output shaft including a rotary axis which extends in a different direction from a rotary axis of each of the plural driven pulleys, and a drive pulley connected to the output shaft of the drive unit.
Taishi Isono, Shinji Kazama, Akinori Suzuki
Filed: 1 Mar 21
Utility
Water pump
7 Mar 23
In a water pump, a water reservoir portion into which cooling water leaking from between a bearing portion and a rotating shaft flows via an introduction hole is divided into a first division portion and a second division portion by a gasket.
Itsuro Hashiguchi, Kenichi Komai
Filed: 17 Dec 20
Utility
Driving assistance system, route guidance system, driving assistance method, and driving assistance program
7 Mar 23
Driving assistance systems, methods, and programs accept an inputted planned travel route from the route guidance system, provide driving assistance of the vehicle on the planned travel route, based on driving assistance map data, and obtain, when versions of the route guidance map data and the driving assistance map data do not match each other, the driving assistance map data whose version matches the version of the route guidance map data from a map provider.
Sadahiro Koshiba, Kazuteru Maekawa, Seiji Takahata, Takahiro Yamaguchi, Shingo Kinashi, Yuji Sato, Hironobu Sugimoto, Xin Jin, Hiroaki Sakakibara
Filed: 28 May 18
Utility
Parking assistance device
28 Feb 23
A parking assistance device includes an overhead image generation unit generating an overhead image from a captured image obtained by capturing an image around a towing vehicle, a towing determination unit determining whether a towed vehicle is towed, an overhead image display range setting unit selecting a trimming range from a plurality of display ranges at least including a first display range and a second display range wider than the first display range, and a display image generation unit generating an overhead image for display by trimming the trimming range of the overhead image, and a display image including the overhead image for display on which the towing vehicle is superimposed.
Tetsuya Maruoka, Kazuya Watanabe, Kinji Yamamoto, Itsuko Fukushima, Takayuki Nakasho
Filed: 5 Oct 18
Utility
Vehicle door lock device
28 Feb 23
A vehicle door lock device includes: a latch that has a full latch claw portion and a half latch claw portion, engages with a striker attached to a vehicle body during a closing operation of a vehicle door, is rotatable between an unlatch position and a full latch position, and rotates from the unlatch position to the full latch position; a pawl that is rotatable between an engagement position and a disengagement position, is pressed by the full latch claw portion to rotate in a direction from the engagement position toward the disengagement position, and engages with the full latch claw portion by rotating from the disengagement position to the engagement position; a block lever that is rotatable between a restriction position and a non-restriction position; and a half latch lever that is rotatable between an operation position, and a non-operation position.
Naoki Kajigai, Yasuaki Tanino, Kazunori Kojima, Takumi Hayashi, Yasuhiko Sono
Filed: 26 Dec 19
Utility
Method of manufacturing rotary electric machine armature
28 Feb 23
A method of manufacturing a rotary electric machine armature that includes a cylindrical armature core in which a plurality of slots that extend in an axial direction are disposed in a circumferential direction and a coil wound around the armature core, the slots having respective radial openings that open in a radial direction, and the coil being formed by joining a plurality of segment conductors to each other.
Kiyotaka Koga, Tomotsugu Sugihara
Filed: 20 Sep 18
Utility
Vehicle door frame
21 Feb 23
A vehicle door frame includes a pillar and a bridging member.
Jun Kimura, Tetsunori Sakata
Filed: 18 Sep 19
Utility
Driver assistance device
21 Feb 23
A driver assistance device according to an embodiment includes a coupling angle acquirer that acquires a coupling angle between a towing vehicle and a towed vehicle coupled to the towing vehicle; and a notifier that issues a given notification in the towing vehicle when the towing vehicle is driven with the towing vehicle and the towed vehicle differing in orientation at a given value or more based on the coupling angle, the towing vehicle moves in a given distance or less while maintaining a steering angle, and the steering angle of the towing vehicle enables the towing vehicle and the towed vehicle to be placed in a serial state with the towing vehicle and the towed vehicle substantially matching with each other in orientation.
Tetsuya Maruoka, Kazuya Watanabe, Kinji Yamamoto, Itsuko Fukushima, Takayuki Nakasho
Filed: 3 Oct 18
Utility
Damper device
21 Feb 23
A damper device includes rotating elements including an input element and an output element, first elastic bodies that each transmit torque between the input element and the output element, a plurality of second elastic bodies that act in parallel with the plurality of first elastic bodies when torque transmitted between the input element and the output element is greater than or equal to a predetermined value, and a rotary inertia mass damper.
Takuya Yoshikawa, Tomonori Kinoshita, Tetsuro Taniguchi, Akiyoshi Kato, Yoichi Oi
Filed: 14 Nov 18
Utility
Fuel cell gas/liquid separator including first container for negative electrode exhaust and second container for positive electrode exhaust
21 Feb 23
A gas and liquid separator includes a first separating portion configured to separate a liquid droplet from a first exhaust gas discharged from a negative electrode of a fuel cell, a first container accommodating the first separating portion, a first storage reservoir storing water flowing down from the first separating portion, a second container provided at a lower side of the first storage reservoir, a second storage reservoir provided at a lower portion of the second container, and a valve apparatus including a valve discharging water stored in the first storage reservoir, wherein a second exhaust gas discharged from a positive electrode flows in the second container, and water discharged from the first storage reservoir is stored in the second storage reservoir.
Katsuhiro Kajio, Toshihiro Kobayashi
Filed: 26 May 20
Utility
Vehicle door lock structure
21 Feb 23
A vehicle door lock structure includes: a housing; an active lever supported by the housing to be displaceable relative to the housing between locked position where the active lever prohibits opening of a vehicle door by a door opening operation of a door operation handle provided on the vehicle door and an unlocked position where the active lever allows the opening of the vehicle door by the door opening operation of the door operation handle; and a spring configured to selectively hold the active lever at either the locked or unlocked position.
Yusuke Yamada, Masanari Iwata, Yoshiki Odaka
Filed: 11 Dec 19
Utility
Gas-liquid separator
14 Feb 23
A gas-liquid separator includes a housing being supplied with water-containing gas, a gas-liquid separation portion being provided inside the housing and separating water from water-containing gas, a water storage portion being arranged on a bottom portion of the housing and storing water separated by the gas-liquid separation portion, and a valve mechanism enabling discharge of and stop of the discharge of water in the water storage portion via a discharge flow path communicating with the water storage portion.
Takashi Mishima, Ryuta Hayami
Filed: 14 Apr 20
Utility
Fixing structure
14 Feb 23
A fixing structure includes a housing including a first hole, an input member including a second hole, and rotating relative to the housing, depending on input of rotational force, a torsion spring being biased so as to return, to a predetermined reference position, a position of the input member relative to the housing, and a fixing member inserted into the first hole and the second hole in a state where the input member is rotated against biasing force of the torsion spring from the reference position to a predetermined rotational position.
Kohei Sakakibara, Naoya Yoshizawa
Filed: 13 Mar 20
Utility
Position detection system and processing device
14 Feb 23
A position detection system includes: a first device that is separate from a moving object, and is provided such that a position of the first device can be specified; and a second device that is mounted on the moving object.
Ippei Sugae, Hisashi Inaba
Filed: 15 Jan 19
Utility
Line-of-sight measurement device
7 Feb 23
A line-of-sight measurement device includes: an imaging unit that images a face of a subject; a light illumination unit that illuminates light to an eye of the subject; a camera coordinate system eyeball center coordinate calculation unit that estimates coordinates of an eyeball center, from a face image imaged by the imaging unit; a pupil center calculation unit that estimates coordinates of an apparent pupil center, from a pupil center position on the face image; an eyeball position orientation estimation unit that calculates an optical axis vector toward the pupil center from the eyeball center on the basis of the coordinates of the eyeball center and the apparent pupil center; a corneal reflection image calculation unit that obtains coordinates of a corneal reflection image on the basis of the coordinates of the eyeball center, the optical axis vector, and a predetermined eyeball model; and an image coordinate calculation unit that estimates image coordinates of a corneal reflection image on the face image, from the coordinates of the corneal reflection image.
Shin-ichi Kojima, Shin Osuga, Takashi Kato, Yuya Yamada, Takeshi Matsumura
Filed: 11 Feb 20