Patents by Inventor Toshihiko Yamanaka
Toshihiko Yamanaka has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Patent number: 10780848Abstract: A vehicle floor structure includes a first floor member arranged on a floor of a vehicle; a second floor member arranged in a position that is horizontally offset with respect to the first floor member and is adjacent to the first floor member; a wire harness including a portion arranged below the first floor member and the second floor member, extending from a first floor member side to a second floor member side, and having an end situated on the first floor member side and coupled to a connector; and a restrictor configured to restrict a crossover portion of the wire harness to be below the connector. The crossover portion is a portion of the wire harness situated below an interface between the first floor member and the second floor member.Type: GrantFiled: April 22, 2019Date of Patent: September 22, 2020Assignees: TOYOTA BOSHOKU KABUSHIKI KAISHA, HINO MOTORS, LTD.Inventors: Masanori Ogihara, Toshihiko Yamanaka
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Patent number: 10596895Abstract: The torque vectoring device includes a torque vectoring motor, a first sun gear connected to the left drive wheel, a plurality of first planetary gears, a second sun gear, a plurality of second planetary gear formed integrally and coaxially with the first planetary gear, a common carrier to which the torque vectoring motor is connected and which pivotally supports the first and the second planetary gears, a differential ring gear to which the drive torque is inputted, a differential sun gear which is connected to the left drive wheel and a differential carrier which is connected to the second sun gear and at the same time connected to the right drive wheel.Type: GrantFiled: August 30, 2016Date of Patent: March 24, 2020Assignee: AISIN SEIKI KABUSHIKI KAISHAInventors: Toshiyuki Morio, Keisuke Mishima, Toshihiko Yamanaka
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Publication number: 20190322230Abstract: A vehicle floor structure includes a first floor member arranged on a floor of a vehicle; a second floor member arranged in a position that is horizontally offset with respect to the first floor member and is adjacent to the first floor member; a wire harness including a portion arranged below the first floor member and the second floor member, extending from a first floor member side to a second floor member side, and having an end situated on the first floor member side and coupled to a connector; and a restrictor configured to restrict a crossover portion of the wire harness to be below the connector. The crossover portion is a portion of the wire harness situated below an interface between the first floor member and the second floor member.Type: ApplicationFiled: April 22, 2019Publication date: October 24, 2019Applicants: TOYOTA BOSHOKU KABUSHIKI KAISHA, HINO MOTORS, LTD.Inventors: Masanori OGIHARA, Toshihiko YAMANAKA
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Publication number: 20180208048Abstract: The torque vectoring device includes a torque vectoring motor, a first sun gear connected to the left drive wheel, a plurality of first planetary gears, a second sun gear, a plurality of second planetary gear formed integrally and coaxially with the first planetary gear, a common carrier to which the torque vectoring motor is connected and which pivotally supports the first and the second planetary gears, a differential ring gear to which the drive torque is inputted, a differential sun gear which is connected to the left drive wheel and a differential carrier which is connected to the second sun gear and at the same time connected to the right drive wheel.Type: ApplicationFiled: August 30, 2016Publication date: July 26, 2018Applicant: AISIN SEIKI KABUSHIKI KAISHAInventors: Toshiyuki MORIO, Keisuke MISHIMA, Toshihiko YAMANAKA
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Publication number: 20140014425Abstract: An in-wheel motor apparatus includes an in-wheel motor loaded on a wheel having a rotational shaft extending in a transverse direction of a vehicle body. The in-wheel motor and the wheel are suspended by a suspension mechanism retained by the vehicle body such that movement of the suspension mechanism in the transverse direction is restricted. The in-wheel motor is loaded on the wheel such that a rotational shaft axis of the in-wheel motor is orthogonal to, oblique to, or non-intersecting from a rotational shaft axis of the wheel.Type: ApplicationFiled: March 23, 2012Publication date: January 16, 2014Applicant: AISIN SEIKE KABUSHIKI KAISHAInventors: Toshihiko Yamanaka, Kyosuke Mori, Yasuaki Tahara, Atsushi Kajikawa
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Patent number: 8032282Abstract: A damping characteristics control apparatus is provided for a vehicle suspension having a shock absorber mounted between a sprung member and an unsprung member for each wheel. Damping force of the shock absorber is controlled on the basis of damping coefficient obtained by C(absorber)=(Gain*|y?z|/|y?|)*[(T|z?|+L)/|y?z|]p wherein C(absorber); damping coefficient, z?; sprung velocity, y?; unsprung velocity, |y?z|; relative displacement, T; interval time of sprung member moving relative to unsprung member, L; displacement of sprung member stopped against unsprung member, Gain; control gain, p; parameter for determining effective range for control about neutral position of absorber.Type: GrantFiled: December 19, 2008Date of Patent: October 4, 2011Assignee: Aisin Seiki Kabushiki KaishaInventors: Toshihiko Yamanaka, Ryuichi Kurosawa
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Publication number: 20090164064Abstract: A damping characteristics control apparatus is provided for a vehicle suspension having a shock absorber mounted between a sprung member and an unsprung member for each wheel. Damping force of the shock absorber is controlled on the basis of damping coefficient obtained by C(absorber)=(Gain*|y?z|/|y?|)*[(T|z?|+L)/|y?z|]p wherein C(absorber); damping coefficient, z?; sprung velocity, y?; unsprung velocity, |y?z|; relative displacement, T; interval time of sprung member moving relative to unsprung member, L; displacement of sprung member stopped against unsprung member, Gain; control gain, p; parameter for determining effective range for control about neutral position of absorber.Type: ApplicationFiled: December 19, 2008Publication date: June 25, 2009Applicant: Aisin Seiki Kabushiki KaishaInventors: Toshihiko Yamanaka, Ryuichi Kurosawa
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Publication number: 20080290624Abstract: A suspension apparatus includes a single-phase linear motor, a state detecting sensor and a controlling portion. The single-phase liner motor includes a coil and a permanent magnet. The coil is adapted to be provided at one of a vehicle body-side member and a wheel-side member of a vehicle. The permanent magnet is adapted to be provided at the other of the vehicle body-side member and the wheel-side member of the vehicle. The state detecting sensor detects a relative moving state between the vehicle body-side member and the wheel-side member and an absolute moving state of the vehicle body-side member. The controlling portion controls a load outputted by the single-phase linear motor on the basis of a result detected by the state detecting sensor.Type: ApplicationFiled: April 28, 2008Publication date: November 27, 2008Applicant: AISIN SEIKI KABUSHIKI KAISHAInventors: Toshihiko YAMANAKA, Hideyuki Aikyo, Satoshi Komatsu
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Patent number: 7273228Abstract: A curtain airbag device and a guide unit allow for quick deployment of a curtain airbag by smoothly guiding a link strap that connects a curtain airbag and a guide element into the space between a side edge of a pillar garnish and a vehicle member at the early stage of the deployment of the curtain airbag. When an inflator is activated, a curtain airbag is deployed downward along the cabin-side of a pillar garnish. During the deployment, the rear portion of the curtain airbag is guided by a guide rod via a link strap. The link strap starts moving downward along the guide rod when the curtain airbag begins to be deployed. At this moment the link strap is guided into the space between the pillar garnish and a weather strip by a guide member.Type: GrantFiled: December 16, 2004Date of Patent: September 25, 2007Assignee: Takata CorporationInventors: Atsushi Noguchi, Tetsu Mitsuo, Toshihiko Yamanaka
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Patent number: 6997108Abstract: The plate-making printing press is constructed by installing a plate-making apparatus in a printing press that supplies ink and dampening water to a printing plate and performs printing on a medium. In order to realize a high-precision plate-making operation, the printing press is equipped with a target disposed on the printing cylinder and a sensor for detecting the target and provided on the writing device, and the zero point of the encoder is corrected. Furthermore, at the time of plate-making, the adjustment mechanism is operated so that the printing cylinder is returned to the position of the point of origin.Type: GrantFiled: August 19, 2002Date of Patent: February 14, 2006Assignee: Mitsubishi Heavy Industries, Ltd.Inventors: Mitsuru Tabuchi, Hitoshi Hirose, Hiroya Nishii, Hajime Yagi, Masahiro Matsubara, Hiroaki Ikeda, Toshihiko Yamanaka
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Publication number: 20050134027Abstract: A curtain airbag device and a guide unit allow for quick deployment of a curtain airbag by smoothly guiding a link strap that connects a curtain airbag and a guide element into the space between a side edge of a pillar garnish and a vehicle member at the early stage of the deployment of the curtain airbag. When an inflator is acuvated, a curtain airbag is deployed downward along the cabin-side of a pillar garnish During the deployment, the rear portion of the curtain airbag is guided by a guide rod via a link strap. The link strap starts moving downward along the guide rod when the curtain airbag begins to be deployed. At this moment the link strap is guided into the space between the pillar garnish and a weather strip by a guide member.Type: ApplicationFiled: December 16, 2004Publication date: June 23, 2005Inventors: Atsushi Noguchi, Tetsu Mitsuo, Toshihiko Yamanaka
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Patent number: 6792234Abstract: A developing device capable of obviating carrier deposition on an image carrier and uniformly distributing toner on a developer carrier is disclosed. A developer deposited on the developer carrier and moved away from a metering member rises in the form of a magnet brush, falls down, and again rises in accordance with the movement of the developer carrier. The toner of the developer is efficiently agitated in the axial direction of the developer carrier in a narrow zone between the first metering member and a developing zone.Type: GrantFiled: February 27, 2002Date of Patent: September 14, 2004Assignee: Ricoh Company, Ltd.Inventors: Hiroshi Ikeguchi, Tsukuru Kai, Takeyoshi Sekine, Toshihiko Yamanaka
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Patent number: 6629707Abstract: A pipe jointing unit includes a cylindrical joint in which is accommodated a pipe, a ring-shaped seal member positioned in the joint, an elastic connecting member positioned in the joint and holding the pipe and the ring-shaped seal member in the joint, and a guide member detachably connected to the joint. The guide has an annular guide portion which is disposed circumferentially between the inner surface of the edge portion of the joint and the outer surface of the pipe. The pipe is thus restricted from swinging in the radial direction relatively against the joint and the reliability of the resistance force against pulling the pipe out of the connecting member by vehicle vibration, an increase of the internal pressure of the pipe and the like is improved.Type: GrantFiled: September 6, 2000Date of Patent: October 7, 2003Assignee: Aisin Seiki Kabushiki KaishaInventors: Naoki Yamaguchi, Toshihiko Yamanaka, Yoshiaki Kanoh
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Publication number: 20030059717Abstract: The plate-making printing press is constructed by installing a plate-making apparatus in a printing press that supplies ink and dampening water to a printing plate and performs printing on a medium. In order to realize a high-precision plate-making operation, the printing press is equipped with a target disposed on the printing cylinder and a sensor for detecting the target and provided on the writing device, and the zero point of the encoder is corrected. Furthermore, at the time of plate-making, the adjustment mechanism is operated so that the printing cylinder is returned to the position of the point of origin.Type: ApplicationFiled: August 19, 2002Publication date: March 27, 2003Inventors: Mitsuru Tabuchi, Hitoshi Hirose, Hiroya Nishii, Hajime Yagi, Masahiro Matsubara, Hiroaki Ikeda, Toshihiko Yamanaka
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Publication number: 20020164180Abstract: A developing device capable of obviating carrier deposition on an image carrier and uniformly distributing toner on a developer carrier is disclosed. A developer deposited on the developer carrier and moved away from a metering member rises in the form of a magnet brush, falls down, and again rises in accordance with the movement of the developer carrier. The toner of the developer is efficiently agitated in the axial direction of the developer carrier in a narrow zone between the first metering member and a developing zone.Type: ApplicationFiled: February 27, 2002Publication date: November 7, 2002Inventors: Hiroshi Ikeguchi, Tsukuru Kai, Takeyoshi Sekine, Toshihiko Yamanaka
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Patent number: 6267442Abstract: A vehicle seat has a tether anchor disposed on a rear surface of a seatback to which a hook on an upper end of a child's seat is engaged for fixing of an upper portion of the child's seat. The vehicle seat has a seatback frame to which the tether anchor is fixed. The tether anchor is covered with a cover formed with a notch along a track of the hook in a locking operation so that a substantial part of the tether anchor is covered with the cover except a portion of the tether anchor on which the hook is locked. This will improve external appearance of the vehicle seat and avoid deterioration of loading ability of the vehicle seat and comfortability of an occupant in the vehicle.Type: GrantFiled: February 29, 2000Date of Patent: July 31, 2001Assignee: Hino Motors, Ltd.Inventors: Joutaro Shiino, Toshihiko Yamanaka, Masahiro Munakata
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Patent number: 6041886Abstract: A rear-wheel steering system designed to reduce noise to a minimum at a low cost. The rear-wheel steering system includes an electric motor for generating a rotational force, a nut member connected to the electric motor and rotated thereby, and a rod having both ends connected to rear wheels of a vehicle and an external thread portion in mesh with an internal thread portion of the nut member. The rod is axially moved by rotation of the nut member for rear-wheel steering, but is not allowed to rotate. In the system, the internal thread portion is in mesh with the external thread portion such that each axial center is off-center.Type: GrantFiled: July 7, 1998Date of Patent: March 28, 2000Assignees: Aisin Seiki Kabushiki Kaisha, Toyota Jidosha Kabushiki KaishaInventors: Takamichi Nakaishi, Akiya Taneda, Shinji Tanizaki, Toshihiko Yamanaka, Kozo Fujita
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Patent number: 5420679Abstract: An elastic roller includes a conductive base; an elastic layer on the conductive base; a surface parting layer on the elastic layer, the surface parting layer having a surface resistance of not less than 10.sup.10 ohm; wherein the elastic layer has a volume resistivity of not more than 10.sup.7 ohm.cm.Type: GrantFiled: April 19, 1993Date of Patent: May 30, 1995Assignee: Canon Kabushiki KaishaInventors: Masahiro Goto, Yasushi Sato, Shunji Nakamura, Junji Araya, Tetsuo Saito, Kazuo Kishino, Kouichi Okuda, Yohji Tomoyuki, Akira Hayakawa, Fumitaka Aoki, Hirokazu Ikenoue, Kenji Nagata, Toshihiko Yamanaka
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Patent number: 5305177Abstract: A charging device includes a charging member contactable to a member to be charged. A bias source includes an AC source and a DC source and is effective to apply a bias voltage to the charging member. The bias voltage is provided by a superposing a constant current controlled AC voltage and a constant voltage controlled DC voltage. When a DC voltage is applied between the charging member and the member to be charged, the following equation is satisfied..vertline.(applied voltage V)-(charge voltage V.sub.D of the member to be charged).vertline.=.vertline.(charge starting voltage V.sub.TH).vertline..The charge starting voltage is a DC voltage at a level which the member to be charged starts charging when only a DC voltage is applied between the member to be charged and the charging member. When the above relationship is used in the AC voltage application, the charge voltage V.sub.D oscillates in the charge region with a center of DC voltage V.sub.DC.Type: GrantFiled: November 1, 1991Date of Patent: April 19, 1994Assignee: Canon Kabushiki KaishaInventors: Fumitaka Aoki, Yasushi Sato, Norio Hashimoto, Tetsuo Saito, Hirokazu Ikenoue, Kenji Nagata, Toshihiko Yamanaka
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Patent number: 5263897Abstract: A fluid suction nozzle and a fluid-treating apparatus are used in the cleaning of air inside a local space. The suction nozzle has a suction passage and plural annular discharge passages surrounding the suction passage. The nozzle is connected with an air cleaner, etc. The air inside a local space is to be drawn in through the suction passage. At the same time, a larger amount of air is to be discharged from the discharge passages. The velocity at which fluid will flow from the outer discharge passage is smaller than that at which fluid from the same source will flow from the inner discharge passage.Type: GrantFiled: April 30, 1992Date of Patent: November 23, 1993Assignees: Mitsubishi Jukogyo Kabushiki Kaisha, Churyo Engineering Kabushiki KaishaInventors: Fumio Kondo, Toshihiko Yamanaka, Tetsuo Yoshida, Noritaka Hasegawa