120 patents
Page 6 of 6
Utility
Valve Timing Change Device
19 Aug 20
A valve timing change device changes a relative rotation phase between a camshaft and a housing rotor which interlocks with rotation of a crankshaft to change open/close timing of an exhaust valve driven by the camshaft to an advancing side or a retarding side.
Kouji SUGANO
Filed: 31 Oct 19
Utility
Valve Timing Change Device
19 Aug 20
A valve timing change device includes: a housing rotor (10); a vane rotor; a fastening bolt (40) for fastening the vane rotor to a cam shaft; and an advance angle oil passage that constitutes a ring-shaped groove communicating with an advance angle chamber and a delay angle oil passage that constitutes a ring-shaped groove communicating with a delay angle chamber, via oil passages which are open at intervals on an outer circumferential surface of the fastening bolt.
Takahiro OGURA, Chikara OIKAWA
Filed: 25 Dec 16
Utility
Valve device
10 Aug 20
This valve device includes a body having passages and valve shaft holes, a valve shaft passed through the valve shaft holes in a rotatable manner, and butterfly valves.
Toshiaki Ishii
Filed: 6 Apr 17
Utility
Accelerator pedal device
10 Aug 20
This accelerator pedal device is provided with a pedal arm having an accelerator pedal, a housing that swingably supports the pedal arm, a slider that slides over the inner wall of the housing and that is pressed by the depressing of the accelerator pedal, a hysteresis-causing mechanism that includes a biasing spring for exerting biasing force through the slider so as to push back the pedal arm with and that causes hysteresis in the depressing force, and a return spring that exerts biasing force directly on the pedal arm in order to return the pedal arm to a rest position, the biasing spring and the return spring being disposed in the same area inside the housing.
Jun Nagashima, Satoshi Miyazaki, Kazunari Nakashima
Filed: 29 Nov 17
Utility
Throttle Device
29 Jul 20
A throttle device includes: a default mechanism.
Sho MORIYA, Keigo SUZUKI, Masaki HIEI
Filed: 9 Jan 19
Utility
Light load abnormality determination method for electric oil pump
20 Jul 20
A light load abnormality determination method for an electric oil pump (3) that circulates oil to an object to be cooled by the electric oil pump driven by a motor (11), the method comprising: a detection step (41) to detect a current flowing through the motor, a voltage supplied to the motor, and a rotation speed of the motor; a calculation step (42) to calculate a piping resistance equivalent value or a reciprocal value of the piping resistance equivalent value, as a load evaluation value for light load abnormality determination, based on the current, the voltage and the rotation speed detected by the detection step; and a light load abnormality determination step (44) to determine a light load abnormality of the electric oil pump based on the load evaluation value.
Kenichi Watanabe, Naoki Kobayashi, Kazuhiro Fujiwara, Takashi Doi
Filed: 11 Apr 17
Utility
Rotary type valve device
6 Jul 20
Provided is a rotary type valve device capable of being easily assembled and securing desired sealing performance.
Shogo Akase
Filed: 18 Sep 18
Utility
Accelerator Pedal Device
17 Jun 20
This accelerator pedal device includes a pedal arm having an accelerator pedal, a housing that supports the pedal arm so as to be capable of swinging about a prescribed axis line between a rest position and a maximum push position, a slider that slides over an inner wall of the housing, a contact part formed on the pedal arm in order to exert pressing force while separably coining into contact with the slider, and an urging spring disposed between the housing and the slider so that the urging force pressing the slider against the inner wall and the contact part increases in accordance with the pushing of the accelerator pedal.
Jun NAGASHIMA, Satoshi MIYAZAKI, Kazunari NAKASHIMA
Filed: 29 Nov 17
Utility
Pressure Detection Signal Processing Device, Engine Control System, and Non-transitory Computer Readable Medium Storing a Program
20 May 20
A pressure detection signal processing device, engine control system, and non-transitory computer readable medium storing a program are provided.
Ren Takahashi, Katsuhiko FUKUI
Filed: 17 Nov 19
Utility
Connection Unit, Electric Motor, and Valve Timing Change Device
13 May 20
A connection unit connected to a rotation body by fitting to transmit a rotation force includes a rotation shaft, having a width across flat portion; and a core member, having fitting portions fitted to the rotation body in a direction perpendicular to the width across flat portion and an annular portion that the width across flat portion are slidably fitted, and held on the rotation shaft to be capable of moving relatively in two dimensions along the width across flat portion while rotating integrally with the rotation shaft.
Takeshi ONO, Kouji SUGANO, Yuuhei SANEKATA, Hiroki OTA, Toshinori INAFUNE
Filed: 15 Oct 19
Utility
Rotary type valve device
20 Apr 20
A rotary type valve device includes a rotor having an internal passage and an opening portion which opens to an outer contour surface, a housing which supports the rotor to be rotatable and defines an axial passage communicating with the internal passage and a radial passage facing the outer contour surface and capable of communicate with the opening portion, a passage member disposed in the housing to define a part of the radial passage, and an annular seal member which seals a predetermined second clearance defined between the passage member and the housing, wherein the passage member includes an annular contact portion which is pressed so as to be in close contact with the outer contour surface by a pressure of a fluid flowing from the axial passage, and a pressed portion pressed by the pressure of the fluid flowing from the radial passage through the annular seal member.
Shogo Akase
Filed: 18 Sep 18
Utility
Valve Timing Changing Device
25 Mar 20
This valve timing changing device is provided with: a vane rotor which is connected to integrally rotate with a camshaft about the same axis; a housing rotor which houses the vane rotor and is capable of relative rotation in a predetermined angle range about the axis; and a torsion coil spring which has a coil part for biasing the vane rotor to rotate in one direction with respect to the housing rotor.
Riki MURASAKA
Filed: 17 Dec 17
Utility
Pressure Sensor
29 Jan 20
A pressure sensor is provided.
Tomoya SATO, Katsuhiko FUKUI
Filed: 22 Jul 19
Utility
Pressure Sensor
29 Jan 20
A pressure sensor is provided.
Tomoya SATO, Katsuhiko FUKUI
Filed: 22 Jul 19
Utility
Electromagnetic Valve
22 Jan 20
To provide an electromagnetic valve with less parts count of components for opening-closing operation.
Takahiko KIMURA
Filed: 9 Jul 19
Utility
Valve timing change device
13 Jan 20
A valve timing change device includes: a housing rotor (10); a vane rotor; a fastening bolt (40); and an advance angle oil passage communicating with an advance angle chamber and a delay angle oil passage communicating with a delay angle chamber, via oil passages which are open at intervals on an outer-circumferential surface of the fastening bolt.
Takahiro Ogura, Chikara Oikawa
Filed: 25 Dec 16
Utility
Accelerator Pedal Device
18 Dec 19
This accelerator pedal device is provided with a pedal arm having an accelerator pedal, a housing that swingably supports the pedal arm, a slider that slides over the inner wall of the housing and that is pressed by the depressing of the accelerator pedal, a hysteresis-causing mechanism that includes a biasing spring for exerting biasing force through the slider so as to push back the pedal arm with and that causes hysteresis in the depressing force, and a return spring that exerts biasing force directly on the pedal arm in order to return the pedal arm to a rest position, the biasing spring and the return spring being disposed in the same area inside the housing.
Jun NAGASHIMA, Satoshi MIYAZAKI, Kazunari NAKASHIMA
Filed: 29 Nov 17
Utility
Valve unit including an interface
25 Nov 19
A modular valve unit for controlling the flow rate of an intake or exhaust gas of a combustion engine through the passage of a valve, the valve unit comprising a valve having a valve housing (1) and at least one valve flap (2).
Keigo Suzuki, Vik Haesen
Filed: 20 Feb 18
Utility
Piezoelectric pressure sensor with accommodation for thermal deformation
11 Nov 19
This pressure sensor is equipped with: a housing (10) having a tip tubular portion (11) that lengthens in the direction of an axis (S) and is exposed to a pressure medium; an output measurement unit (20) that includes a piezoelectric member (22) and is housed inside the housing; and a pressure transmission member for occluding the space for storing the output measurement unit in the housing, and transmitting the pressure from the pressure medium imparted in the axial direction to the output measurement unit.
Tomoya Sato
Filed: 10 Apr 16
Utility
Intake manifold
14 Oct 19
To provide an intake manifold which can reliably prevent the step from being formed in the inner wall surface of the intake passage (15) while having provided therein the fitting holding portion (32) for fitting and holding the flame arrester (25) in the axial direction, the intake manifold (10) includes a base member (21), a cover member (22) and a flame arrester (25) having a flame suppression structure.
Hirobumi Oosawa
Filed: 16 Aug 16