Patents by Inventor Naoki Kuwabara
Naoki Kuwabara 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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Publication number: 20240411246Abstract: An image forming apparatus includes: a transport member that moves in a circumferential direction, forms a transfer nip while transporting a medium between the transport member and an image carrier holding a toner image, and transfers the toner image to the medium, the transport member including a plurality of grooves along the circumferential direction; and a cleaning member that cleans a surface of the transport member, collects an adherent substance, and includes a plurality of projections and recesses extending in a direction intersecting the grooves on a contact surface with the transport member.Type: ApplicationFiled: November 22, 2023Publication date: December 12, 2024Applicant: FUJI FILM Business Innovation Corp.Inventors: Makoto OCHIAI, Ayumi NOGUCHI, Naoki NOGAMI, Hideki OKAMOTO, Koichiro YUASA, Jun KUWABARA
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Patent number: 11535336Abstract: A saddle riding vehicle includes a swing arm in which front ends of arm sections and supporting a wheel are supported by a pivot shaft, and an electronic control suspension that is provided between the pivot shaft and the arm sections, that has a portion overlapping with the swing arm in side view of the vehicle and that includes a control valve section at an upper portion thereof. In the saddle riding vehicle, the control valve section is disposed on one lateral side in regard of the vehicle width direction of the upper portion of the suspension, and extends toward a vehicle width-directionally outer side from a side surface of the upper portion.Type: GrantFiled: June 23, 2020Date of Patent: December 27, 2022Assignees: Honda Motor Co., Ltd., Ohlins Racing ABInventors: Naoki Kuwabara, Yuta Ishizaka, Björn Bylund
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Patent number: 11345430Abstract: A front fork, which suspends a front wheel is a compression type and includes a pressure tank at a lower end portion thereof. The front fork includes, at the lower end portion, a caliper bracket which supports a brake caliper which constitutes a disc brake and a sensor mounting portion on which a wheel speed sensor is mounted. The caliper bracket includes a pair of an upper caliper support portion and a lower caliper support portion. In a vehicle side view, the pressure tank is disposed between the upper caliper support portion and the lower caliper support portion, and the sensor mounting portion is disposed inferior to or superior to the pressure tank.Type: GrantFiled: June 23, 2020Date of Patent: May 31, 2022Assignees: HONDA MOTOR CO., LTD., ÖHLINS RACING ABInventors: Naoki Kuwabara, Yusuke Hayashi, Mikael Jonsson
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Publication number: 20200407006Abstract: A front fork, which suspends a front wheel is a compression type and includes a pressure tank at a lower end portion thereof. The front fork includes, at the lower end portion, a caliper bracket which supports a brake caliper which constitutes a disc brake and a sensor mounting portion on which a wheel speed sensor is mounted. The caliper bracket includes a pair of an upper caliper support portion and a lower caliper support portion. In a vehicle side view, the pressure tank is disposed between the upper caliper support portion and the lower caliper support portion, and the sensor mounting portion is disposed inferior to or superior to the pressure tank.Type: ApplicationFiled: June 23, 2020Publication date: December 31, 2020Inventors: Naoki Kuwabara, Yusuke Hayashi, Mikael Jonsson
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Publication number: 20200407008Abstract: A saddle riding vehicle includes a swing arm in which front ends of arm sections and supporting a wheel are supported by a pivot shaft, and an electronic control suspension that is provided between the pivot shaft and the arm sections, that has a portion overlapping with the swing arm in side view of the vehicle and that includes a control valve section at an upper portion thereof. In the saddle riding vehicle, the control valve section is disposed on one lateral side in regard of the vehicle width direction of the upper portion of the suspension, and extends toward a vehicle width-directionally outer side from a side surface of the upper portion.Type: ApplicationFiled: June 23, 2020Publication date: December 31, 2020Inventors: Naoki Kuwabara, Yuta Ishizaka, Björn Bylund
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Patent number: 10793221Abstract: A front structure for a straddle-type vehicle includes a front cushion unit supported by a support shaft installed between a pair of left and right arms of a straddle-type vehicle while being disposed at a position behind a front wheel steering shaft of the straddle-type vehicle and above an engine, and a cover that covers a space between the pair of left and right arms between the front wheel steering shaft and the front cushion unit.Type: GrantFiled: June 18, 2018Date of Patent: October 6, 2020Assignee: HONDA MOTOR CO., LTD.Inventor: Naoki Kuwabara
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Patent number: 10787048Abstract: A holding structure of a tire air pressure detecting device includes a tire air pressure detecting device (23) which is held by a screw shaft (43) of a tire valve (30), a fixing nut (44) which is screwed to the screw shaft (43) and configured to fix the tire valve (40) to a wheel rim (30), a holding sleeve (50) which is screwed to the screw shaft (43) and configured to hold the tire air pressure detecting device (23) on the screw shaft (43), an elastic member (45) which is sandwiched between the tire air pressure detecting device (23) and a device supporting portion (60) including at least one of the fixing nut (44), the holding sleeve (50) and the wheel rim (30) in an axial direction of the screw shaft (43), and a rotation restricting portion (48) which is configured to restrict rotation of the tire air pressure detecting device (23) around the screw shaft (43) between the elastic member (45) and the tire air pressure detecting device (23).Type: GrantFiled: June 28, 2016Date of Patent: September 29, 2020Assignee: HONDA MOTOR CO., LTD.Inventors: Takatoshi Ebinuma, Masayuki Fujita, Naoki Kuwabara
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Patent number: 10780936Abstract: A straddle-type vehicle includes a drive unit used for driving a rear wheel of the straddle-type vehicle, wherein a discharge port that discharges oil in the drive unit is installed on a lower section of the drive unit, and a guide that guides oil to an outside in a vehicle width direction is installed in a vicinity of a lower section of the discharge port.Type: GrantFiled: June 8, 2018Date of Patent: September 22, 2020Assignee: HONDA MOTOR CO., LTD.Inventor: Naoki Kuwabara
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Patent number: 10647371Abstract: An electric handle lock structure for a saddled vehicle which can provide a compact arrangement around a handle to thereby achieve miniaturization of a vehicle body front portion. A handle lock structure for a saddled vehicle includes: a handle steering shaft operated by a handle; a front wheel steering shaft disposed to steer a front wheel in front of the handle steering shaft; a top bridge which is fastened to an upper end of the handle steering shaft and to which the handle is fixed; and an electric handle lock device that is electrically operated and is provided between the handle steering shaft and the front wheel steering shaft in the proximity of the handle, and the electric handle lock device is disposed so that at least part thereof overlaps below the top bridge in a plan view.Type: GrantFiled: August 3, 2016Date of Patent: May 12, 2020Assignee: HONDA MOTOR CO., LTD.Inventor: Naoki Kuwabara
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Patent number: 10641338Abstract: A bearing structure for a shaft includes a shaft on which a male thread section is formed and a concave section recessed inside in a radial direction is partially formed in a circumferential direction thereof, a cylindrical holder in which the shaft is disposed, a bearing attached between the shaft and the holder and configured to rotatably support the shaft at an opening side thereof at which the holder is open, a thread engagement member having a female thread section threadedly engaged with the male thread section and a flat surface section crossing the circumferential direction of the shaft and formed on an outer circumference thereof, and coaxially threadedly fastened to the shaft from the opening side, and a locking member having a convex section fitted into the concave section and an engaging section engaged with the flat surface section, and partially locked to the shaft and the thread engagement member.Type: GrantFiled: September 30, 2015Date of Patent: May 5, 2020Assignee: HONDA MOTOR CO., LTD.Inventors: Naoki Kuwabara, Masayuki Fujita
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Patent number: 10286976Abstract: A swing arm structure includes pivot shafts extending in a vehicle width direction and disposed in a vehicle body frame, a pair of wall portions disposed in the vehicle width direction in the vehicle body frame, and an interposed portion disposed between the wall portions in a swing arm. The wall portions have wall portion-side pass-through portions, which receive the pivot shafts passed therethrough. The interposed portion has interposed portion-side pass-through portions formed therein at, out of both end portions in the vehicle width direction, portions facing the wall portion-side pass-through portions. The interposed portion-side pass-through portions receive the pivot shafts passed therethrough. The interposed portion has a non-pass-through portion formed therein at a middle portion in the vehicle width direction of the interposed portion. The non-pass-through portion does not receive the pivot shafts.Type: GrantFiled: September 12, 2016Date of Patent: May 14, 2019Assignee: HONDA MOTOR CO., LTD.Inventors: Naoki Kuwabara, Kenji Kofuji, Kazuho Nakai, Takafumi Irie, Katsumasa Mukai
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Publication number: 20190135055Abstract: A holding structure of a tire air pressure detecting device includes a tire air pressure detecting device (23) which is held by a screw shaft (43) of a tire valve (30), a fixing nut (44) which is screwed to the screw shaft (43) and configured to fix the tire valve (40) to a wheel rim (30), a holding sleeve (50) which is screwed to the screw shaft (43) and configured to hold the tire air pressure detecting device (23) on the screw shaft (43), an elastic member (45) which is sandwiched between the tire air pressure detecting device (23) and a device supporting portion (60) including at least one of the fixing nut (44), the holding sleeve (50) and the wheel rim (30) in an axial direction of the screw shaft (43), and a rotation restricting portion (48) which is configured to restrict rotation of the tire air pressure detecting device (23) around the screw shaft (43) between the elastic member (45) and the tire air pressure detecting device (23).Type: ApplicationFiled: June 28, 2016Publication date: May 9, 2019Inventors: Takatoshi Ebinuma, Masayuki Fujita, Naoki Kuwabara
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Publication number: 20190040911Abstract: A bearing structure for a shaft includes a shaft on which a male thread section is formed and a concave section recessed inside in a radial direction is partially formed in a circumferential direction thereof, a cylindrical holder in which the shaft is disposed, a bearing attached between the shaft and the holder and configured to rotatably support the shaft at an opening side thereof at which the holder is open, a thread engagement member having a female thread section threadedly engaged with the male thread section and a flat surface section crossing the circumferential direction of the shaft and formed on an outer circumference thereof, and coaxially threadedly fastened to the shaft from the opening side, and a locking member having a convex section fitted into the concave section and an engaging section engaged with the flat surface section, and partially locked to the shaft and the thread engagement member.Type: ApplicationFiled: September 30, 2015Publication date: February 7, 2019Inventors: Naoki Kuwabara, Masayuki Fujita
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Publication number: 20190023345Abstract: A straddle-type vehicle includes a drive unit used for driving a rear wheel of the straddle-type vehicle, wherein a discharge port that discharges oil in the drive unit is installed on a lower section of the drive unit, and a guide that guides oil to an outside in a vehicle width direction is installed in a vicinity of a lower section of the discharge port.Type: ApplicationFiled: June 8, 2018Publication date: January 24, 2019Inventor: Naoki Kuwabara
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Publication number: 20190023342Abstract: A front structure for a straddle-type vehicle includes a front cushion unit supported by a support shaft installed between a pair of left and right arms of a straddle-type vehicle while being disposed at a position behind a front wheel steering shaft of the straddle-type vehicle and above an engine, and a cover that covers a space between the pair of left and right arms between the front wheel steering shaft and the front cushion unit.Type: ApplicationFiled: June 18, 2018Publication date: January 24, 2019Inventor: Naoki Kuwabara
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Patent number: 10131399Abstract: To achieve steering angle adjustment on a steering part side and a front wheel side, a positioning structure includes: a first engagement part for engaging the steering part and a body frame with each other at a first steering angle that is an angle about a first steering axis at the time of assembling the vehicle; a second engagement part for engaging a fork and a fork holder at a second steering angle that is an angle about a second steering axis at the time of assembling the vehicle; and a linking mechanism for linking the first engagement part and the second engagement part to each other. The linking mechanism is provided with a steering adjusting mechanism for putting the first engagement part into engagement by adjusting the first steering angle and for putting the second engagement part into engagement by adjusting the second steering angle.Type: GrantFiled: September 12, 2016Date of Patent: November 20, 2018Assignee: HONDA MOTOR CO., LTD.Inventors: Naoki Kuwabara, Masayuki Fujita
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Publication number: 20180304946Abstract: An electric handle lock structure for a saddled vehicle which can provide a compact arrangement around a handle to thereby achieve miniaturization of a vehicle body front portion. A handle lock structure for a saddled vehicle includes: a handle steering shaft operated by a handle; a front wheel steering shaft disposed to steer a front wheel in front of the handle steering shaft; a top bridge which is fastened to an upper end of the handle steering shaft and to which the handle is fixed; and an electric handle lock device that is electrically operated and is provided between the handle steering shaft and the front wheel steering shaft in the proximity of the handle, and the electric handle lock device is disposed so that at least part thereof overlaps below the top bridge in a plan view.Type: ApplicationFiled: August 3, 2016Publication date: October 25, 2018Inventor: Naoki Kuwabara
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Publication number: 20180244336Abstract: A front fork capable of reducing an unsprung weight of the arm-shaped front fork, optimizing rigidity, and improving appearance is provided. A front swing arm includes a left and right arm portions, and a bridge portion integrally connecting the left and right arm portions, a first lightening hole, a second lightening hole and a third lightening hole are provided in the arm portion, the first lightening hole, the second lightening hole and the third lightening hole are covered with a reflector provided to be exposed to an outer side surface of the arm portion from outside.Type: ApplicationFiled: August 3, 2016Publication date: August 30, 2018Inventors: Naoki Kuwabara, Masayuki Fujita, Kenji Tako
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Patent number: 9849743Abstract: A swing arm having a reduced number of parts in which manufacturing cost can be reduced. In a swing arm including: vehicle-body-side support portions that are supported on a vehicle body side by a first rotary shaft; wheel-side support portions that are supported on a wheel side by a second rotary shaft; and a pair of arm portions that connect the vehicle-body-side support portions and the wheel-side support portions to each other, cross members that extend in an axial direction of the first rotary shaft is arranged on the pair of arm portions so as to extend between the pair of arm portions, and the cross members have a U shape in cross section orthogonal to a longitudinal direction of the cross members, thus forming opening portions that open so as to face a direction that the pair of arm portions extends.Type: GrantFiled: August 20, 2015Date of Patent: December 26, 2017Assignee: HONDA MOTOR CO., LTD.Inventors: Naoki Kuwabara, Hiroaki Tomita, Hajime Uchiyama
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Patent number: 9849933Abstract: A front suspension structure includes a head pipe radially internally supporting a shaft portion forming a steering axis such that the shaft portion is rotatable about the steering axis; a front fork connected to a lower end portion of the shaft portion on a lower side of the head pipe, the front fork supporting an axle of a steering wheel; a link member having one end portion connected rotatably on an upper side of a turning member having the shaft portion, and having another end portion connected rotatably on a side of handlebars; the head pipe disposed so as to be separated frontward from a vehicle body frame; and a rocking arm having a front end portion rockably supported by the head pipe, and having a rear end portion rockably supported by the vehicle body frame.Type: GrantFiled: March 20, 2015Date of Patent: December 26, 2017Assignee: HONDA MOTOR CO., LTD.Inventors: Naoki Kuwabara, Jun Ishikawa