Patents by Inventor Mitsuyoshi Nakamura
Mitsuyoshi Nakamura 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: 8348332Abstract: A partition structure for absorbing an impact energy applied to the partition for petitioning a vehicle room includes a cover, a plurality of reinforcing member (wires) arranged with an interval in the vehicle width direction inside the cover, and a belt arranged behind the reinforcing member so as to intersect the reinforcing member. An installation structure for an installation part fixes an installation part to an installation target member by engaging and screwing the bolt with nut. A fixing seat is formed on a back surface of the installation target member integrally with the installation target member. A bolt is arranged in the fixing seat through the installation target member, and a holding part holding a nut on a back surface side of the seating face to prevent the nut from rotating.Type: GrantFiled: December 8, 2010Date of Patent: January 8, 2013Assignee: Honda Motor Co., Ltd.Inventors: Mitsuyoshi Nakamura, Hajime Seino
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Patent number: 8231419Abstract: A water jet propulsion watercraft includes a main engine body, a rotor chamber disposed at a rear portion of the main engine body, a crankshaft disposed so as to extend penetratingly through the rotor chamber such that a rear end portion thereof protrudes to an outer side of the rotor chamber, a rotor unit coupled to the crankshaft inside the rotor chamber, a drive shaft connected to the rear end portion of the crankshaft and rotated together with the crankshaft, and a jet propulsion unit, having an impeller that is coupled to the drive shaft, and arranged to suck in and jet out water. The crankshaft includes a flange portion that is integral with the crankshaft inside the rotor chamber. The rotor unit is fixed to the flange portion.Type: GrantFiled: September 21, 2009Date of Patent: July 31, 2012Assignee: Yamaha Hatsudoki Kabushiki KaishaInventor: Mitsuyoshi Nakamura
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Patent number: 8220855Abstract: A tailgate structure having a tailgate (17) composed of an outer panel (31), a frame (32), and a lining (33); and a lock mechanism (43). The frame has an opening (61) formed between the lock mechanism and a mounting hole (35) for an externally mounted component, the hole being formed in the outer panel. The lining has a protrusion (68) that protrudes toward the exterior of the vehicle. The protrusion is positioned on a line that connects the mounting hole and the lock mechanism. When a rod-shaped member is inserted into the tailgate from the mounting hole, the rod-shaped member will come into contact with the protrusion and will not reach the lock mechanism.Type: GrantFiled: June 12, 2008Date of Patent: July 17, 2012Assignee: Honda Motor Co., Ltd.Inventor: Mitsuyoshi Nakamura
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Patent number: 8167352Abstract: A floor carpet (40) for covering a vehicle floor as well as a tool storage area is disclosed. The floor carpet has an overlapping flap (57) for overlapping a rear surface (33) of a peripheral edge of an opening (32) formed in a vehicle body (11) when the opening is closed, the flap being able to be pulled toward the surface of the opening when opened. The overlapping flap has a plurality of small lap portions (61) and a plurality of large lap portions (62) for overlapping the rear surface of the peripheral edge of the opening to a small degree and a large degree. The small lap portions and the large lap portions are alternately arranged in a wave shape.Type: GrantFiled: August 28, 2008Date of Patent: May 1, 2012Assignee: Honda Motor Co., Ltd.Inventor: Mitsuyoshi Nakamura
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Patent number: 8141933Abstract: A vehicle door, such as a tailgate (1), having a pull pocket (P) on which a hand is put when the door is manipulated includes a door panel (2), a lining (3), and a pull pocket member (4). The lining (3) is provided over an inside of the door panel (2) facing toward a vehicle cabin when the door is mounted to a vehicle body. The pull pocket member (4) is a member formed independently of the lining (3) and mounted to the lining (3). The pull pocket member (4) includes a recessed portion (41) which is recessed toward the door panel (2) and configured to form an undercut at a face (3a) of the lining (3) facing toward the vehicle cabin when the pull pocket member (4) is mounted to the lining (3).Type: GrantFiled: November 12, 2007Date of Patent: March 27, 2012Assignee: Honda Motor Co., Ltd.Inventor: Mitsuyoshi Nakamura
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Patent number: 8033878Abstract: A speed control system for a small planing boat can comprise a speed sensor to detect a vessel speed of a boat body, a speed information storing unit on which data of a previously set maximum speed limit of the boat body is stored, and a speed control device for controlling the cruising speed of the boat body not to exceed the maximum speed limit based on a result of a correlation between the cruising speed and the maximum speed limit. The speed control device can comprise a revolution speed sensor, a revolution speed acquiring unit and a revolution speed control unit. The speed control device can also work in conjunction with an intake air mass amount control device which can include an electronically-controlled throttle valve, an air mass amount acquiring unit and a throttle opening degree control unit.Type: GrantFiled: June 24, 2008Date of Patent: October 11, 2011Assignee: Yamaha Hatsudoki Kabushiki KaishaInventors: Susumu Shibayama, Mitsuyoshi Nakamura, Yoshimasa Kinoshita
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Patent number: 8016338Abstract: A seat-form storage apparatus for preventing a passenger from sitting on a portion for storage. A protruding part protruding from a vertical wall part toward a concave storage part is provided. The protruding part prevents sitting on the concave storage part.Type: GrantFiled: February 3, 2010Date of Patent: September 13, 2011Assignee: Honda Motor Co., Ltd.Inventors: Mitsuyoshi Nakamura, Toru Matsui
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Publication number: 20110140480Abstract: A partition structure for absorbing an impact energy applied to the partition for petitioning a vehicle room includes a cover, a plurality of reinforcing member (wires) arranged with an interval in the vehicle width direction inside the cover, and a belt arranged behind the reinforcing member so as to intersect the reinforcing member. An installation structure for an installation part fixes an installation part to an installation target member by engaging and screwing the bolt with nut. A fixing seat is formed on a back surface of the installation target member integrally with the installation target member. A bolt is arranged in the fixing seat through the installation target member, and a holding part holding a nut on a back surface side of the seating face to prevent the nut from rotating.Type: ApplicationFiled: December 8, 2010Publication date: June 16, 2011Applicant: HONDA MOTOR CO., LTD.Inventors: Mitsuyoshi NAKAMURA, Hajime SEINO
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Publication number: 20100240266Abstract: A speed control system for a small planing boat can comprise a speed sensor to detect a vessel speed of a boat body, a speed information storing unit on which data of a previously set maximum speed limit of the boat body is stored, and a speed control device for controlling the cruising speed of the boat body not to exceed the maximum speed limit based on a result of a correlation between the cruising speed and the maximum speed limit. The speed control device can comprise a revolution speed sensor, a revolution speed acquiring unit and a revolution speed control unit. The speed control device can also work in conjunction with an intake air mass amount control device which can include an electronically-controlled throttle valve, an air mass amount acquiring unit and a throttle opening degree control unit.Type: ApplicationFiled: June 24, 2008Publication date: September 23, 2010Applicant: Yamaha Marine Kabushiki KaishaInventors: Susumu Shibayama, Mitsuyoshi Nakamura, Yoshimasa Kinoshita
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Publication number: 20100237642Abstract: A floor carpet (40) for covering a vehicle floor as well as a tool storage area is disclosed. The floor carpet has an overlapping flap (57) for overlapping a rear surface (33) of a peripheral edge of an opening (32) formed in a vehicle body (11) when the opening is closed, the flap being able to be pulled toward the surface of the opening when opened. The overlapping flap has a plurality of small lap portions (61) and a plurality of large lap portions (62) for overlapping the rear surface of the peripheral edge of the opening to a small degree and a large degree. The small lap portions and the large lap portions are alternately arranged in a wave shape.Type: ApplicationFiled: August 28, 2008Publication date: September 23, 2010Inventor: Mitsuyoshi Nakamura
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Publication number: 20100194133Abstract: A seat-form storage apparatus for preventing a passenger from sitting on a portion for storage. A protruding part protruding from a vertical wall part toward a concave storage part is provided. The protruding part prevents sitting on the concave storage part.Type: ApplicationFiled: February 3, 2010Publication date: August 5, 2010Applicant: HONDA MOTOR CO., LTD.Inventors: Mitsuyoshi Nakamura, Toru Matsui
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Publication number: 20100075551Abstract: A water jet propulsion watercraft includes a main engine body, a rotor chamber disposed at a rear portion of the main engine body, a crankshaft disposed so as to extend penetratingly through the rotor chamber such that a rear end portion thereof protrudes to an outer side of the rotor chamber, a rotor unit coupled to the crankshaft inside the rotor chamber, a drive shaft connected to the rear end portion of the crankshaft and rotated together with the crankshaft, and a jet propulsion unit, having an impeller that is coupled to the drive shaft, and arranged to suck in and jet out water. The crankshaft includes a flange portion that is integral with the crankshaft inside the rotor chamber. The rotor unit is fixed to the flange portion.Type: ApplicationFiled: September 21, 2009Publication date: March 25, 2010Applicant: Yamaha Hatsudoki Kabushiki KaishaInventor: Mitsuyoshi NAKAMURA
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Publication number: 20100059208Abstract: A battery cooling structure which cools a battery equipped on a vehicle, the battery cooling structure including: a fan sending an air to cool the battery; and a sound insulation wall including a sound insulation material which insulates noise wherein the sound insulation wall faces an exhaust outlet of the fan.Type: ApplicationFiled: September 10, 2009Publication date: March 11, 2010Applicant: HONDA MOTOR CO., LTD.Inventor: Mitsuyoshi Nakamura
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Publication number: 20100019522Abstract: A tailgate structure having a tailgate (17) composed of an outer panel (31), a frame (32), and a lining (33); and a lock mechanism (43). The frame has an opening (61) formed between the lock mechanism and a mounting hole (35) for an externally mounted component, the hole being formed in the outer panel. The lining has a protrusion (68) that protrudes toward the exterior of the vehicle. The protrusion is positioned on a line that connects the mounting hole and the lock mechanism. When a rod-shaped member is inserted into the tailgate from the mounting hole, the rod-shaped member will come into contact with the protrusion and will not reach the lock mechanism.Type: ApplicationFiled: June 12, 2008Publication date: January 28, 2010Inventor: Mitsuyoshi Nakamura
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Publication number: 20090302635Abstract: A vehicle door, such as a tailgate (1), having a pull pocket (P) on which a hand is put when the door is manipulated includes a door panel (2), a lining (3), and a pull pocket member (4). The lining (3) is provided over an inside of the door panel (2) facing toward a vehicle cabin when the door is mounted to a vehicle body. The pull pocket member (4) is a member formed independently of the lining (3) and mounted to the lining (3). The pull pocket member (4) includes a recessed portion (41) which is recessed toward the door panel (2) and configured to form an undercut at a face (3a) of the lining (3) facing toward the vehicle cabin when the pull pocket member (4) is mounted to the lining (3).Type: ApplicationFiled: November 12, 2007Publication date: December 10, 2009Inventor: Mitsuyoshi Nakamura
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Patent number: 7198531Abstract: A drive shaft supporting structure for a watercraft is provided that supports in a substantially watertight manner at least a portion of the driveshaft. The drive shaft extends from an engine, which is disposed within an inner section of a hull of the watercraft (e.g., an engine compartment), to a propulsion unit that is disposed outside the inner section of the hull. The driveshaft supporting structure includes a bearing part that is mounted on a peripheral surface of the driveshaft at a location within the inner section of the hull. An elastic part is mounted on a peripheral surface of the bearing part and a bearing part supporting section supports a press-fitted assembly of the elastic part and the bearing part. The bearing part supporting section is attached to a wall of the hull (e.g., a duct wall) at a location where the driveshaft extends from the inner section of the hull.Type: GrantFiled: October 25, 2004Date of Patent: April 3, 2007Assignee: Yamaha Marine Kabushiki KaishaInventors: Mitsuyoshi Nakamura, Yasuhiko Henmi
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Publication number: 20050124236Abstract: A driveshaft supporting structure for a watercraft is provided that supports in a substantially watertight manner at least a portion of a driveshaft. The extends from an engine, which is disposed within an inner section of a hull of the watercraft (e.g., an engine compartment), to a propulsion unit that is disposed outside the inner section of the hull. The driveshaft supporting structure includes a bearing part that is mounted on a peripheral surface of the driveshaft at a location within the inner section of the hull. An elastic part is mounted on a peripheral surface of the bearing part and a bearing part supporting section supports a press-fitted assembly of the elastic part and the bearing part. The bearing part supporting section is attached to a wall of the hull (e.g., a duct wall) at a location where the driveshaft extends from the inner section of the hull.Type: ApplicationFiled: October 25, 2004Publication date: June 9, 2005Inventors: Mitsuyoshi Nakamura, Yasuhiko Henmi
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Publication number: 20040266284Abstract: A watercraft includes an improved engine control system that enhances the responsiveness of the watercraft and eases watercraft operation. The watercraft includes a propulsion device, such as a jet propulsion unit, and an engine that powers the propulsion device. The engine control system is configured to maintain or increase engine speed under certain operating conditions.Type: ApplicationFiled: March 29, 2004Publication date: December 30, 2004Inventors: Kazumi Iida, Masaki Takegami, Shigeharu Mineo, Shigeyuki Ozawa, Mitsuyoshi Nakamura
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Patent number: 6733350Abstract: A watercraft includes an improved engine control system that enhances the responsiveness of the watercraft and eases watercraft operation. The watercraft includes a propulsion device, such as a jet propulsion unit, and an engine that powers the propulsion device. The engine control system is configured to maintain or increase engine speed under certain operating conditions.Type: GrantFiled: March 19, 2001Date of Patent: May 11, 2004Assignee: Yamaha Hatsudoki Kabushiki KaishaInventors: Kazumi Iida, Masaki Takegami, Shigeharu Mineo, Shigeyuki Ozawa, Mitsuyoshi Nakamura
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Patent number: 6551156Abstract: A small watercraft includes an engine and an improved induction and charging forming system. The engine includes a fuel injection system with at least one fuel injector and a fuel delivery conduit for supplying fuel to the at least one fuel injector. The induction system includes an intake box configured to protect the at least one fuel injector and the fuel delivery conduit from damage that can be caused by heat generated from a portion of an exhaust system and/or water that may collect in a hull of the watercraft. The induction system can also include a set of throttle bodies. Each throttle body includes a throttle valve. The throttle valves are connected to a throttle shaft assembly. A pulley is attached to the throttle shaft assembly and is disposed between adjacent throttle bodies.Type: GrantFiled: July 11, 2001Date of Patent: April 22, 2003Assignee: Sanshin Kogyo Kabushiki KaishaInventors: Mitsuyoshi Nakamura, Yoshimasa Kinoshita