Patents by Inventor Takuro JINBU
Takuro JINBU 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: 10589819Abstract: A bicycle operating device comprises a base member, an operating member, and a hydraulic unit. The base member comprises a first end portion, a second end portion, and a gripping portion. The gripping portion is provided between the first end portion and the second end portion. The operating member is movably mounted to the base member from a rest position toward an operated position. The hydraulic unit is provided at one of the base member and the operating member. The hydraulic unit comprises a hydraulic cylinder and a piston. The hydraulic cylinder includes a cylinder bore. The piston is arranged in the cylinder bore. The piston is configured to be pulled from an initial position to an actuated position in response to a movement of the operating member from the rest position toward the operated position to supply a hydraulic pressure toward at least one bicycle component.Type: GrantFiled: June 24, 2016Date of Patent: March 17, 2020Assignee: SHIMANO INC.Inventors: Yasuyuki Komada, Takuro Jinbu, Tatsuya Matsushita
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Patent number: 9650105Abstract: A bicycle operating device comprises a hydraulic unit and a changing unit. The hydraulic unit includes a hydraulic cylinder, a piston, and a reservoir. The hydraulic cylinder includes a cylinder bore. The piston is movably provided in the cylinder bore. The reservoir includes a reserve chamber and a connecting hole. The connecting hole is configured to connect the cylinder bore to the reserve chamber. The changing unit is separately provided from the piston and configured to change a communication state defined between the cylinder bore and the reserve chamber via the connecting hole.Type: GrantFiled: May 27, 2015Date of Patent: May 16, 2017Assignee: SHIMANO INC.Inventors: Etsuyoshi Watarai, Yasuyuki Komada, Takuro Jinbu, Tatsuya Matsushita
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Publication number: 20170088234Abstract: A bicycle operating device comprises a base member, an operating member, and a hydraulic unit. The base member comprises a first end portion, a second end portion, and a gripping portion. The gripping portion is provided between the first end portion and the second end portion. The operating member is movably mounted to the base member from a rest position toward an operated position. The hydraulic unit is provided at one of the base member and the operating member. The hydraulic unit comprises a hydraulic cylinder and a piston. The hydraulic cylinder includes a cylinder bore. The piston is arranged in the cylinder bore. The piston is configured to be pulled from an initial position to an actuated position in response to a movement of the operating member from the rest position toward the operated position to supply a hydraulic pressure toward at least one bicycle component.Type: ApplicationFiled: June 24, 2016Publication date: March 30, 2017Applicant: SHIMANO INC.Inventors: Yasuyuki KOMADA, Takuro JINBU, Tatsuya MATSUSHITA
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Publication number: 20160347403Abstract: A bicycle operating device comprises a hydraulic unit and a changing unit. The hydraulic unit includes a hydraulic cylinder, a piston, and a reservoir. The hydraulic cylinder includes a cylinder bore. The piston is movably provided in the cylinder bore. The reservoir includes a reserve chamber and a connecting hole. The connecting hole is configured to connect the cylinder bore to the reserve chamber. The changing unit is separately provided from the piston and configured to change a communication state defined between the cylinder bore and the reserve chamber via the connecting hole.Type: ApplicationFiled: May 27, 2015Publication date: December 1, 2016Applicant: SHIMANO INC.Inventors: Etsuyoshi WATARAI, Yasuyuki KOMADA, Takuro JINBU, Tatsuya MATSUSHITA
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Patent number: 9302735Abstract: A bicycle power source holder is provided that basically has a holder main body part and a frame attaching part. The holder main body part is configured to retain a power source. The frame attaching part is configured to movably mount the holder main body part to a bicycle frame so that the holder main body part is movably mounted in a lateral direction of a bicycle.Type: GrantFiled: January 7, 2015Date of Patent: April 5, 2016Assignee: Shimano Inc.Inventors: Kensuke Tagaya, Takuro Jinbu, Satoshi Fujii, Nobukatsu Hara
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Publication number: 20150210351Abstract: A bicycle power source holder is provided that basically has a holder main body part and a frame attaching part. The holder main body part is configured to retain a power source. The frame attaching part is configured to movably mount the holder main body part to a bicycle frame so that the holder main body part is movably mounted in a lateral direction of a bicycle.Type: ApplicationFiled: January 7, 2015Publication date: July 30, 2015Inventors: Kensuke TAGAYA, Takuro JINBU, Satoshi FUJII, Nobukatsu HARA
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Patent number: 8931365Abstract: A bicycle control device that includes a bracket configured to be mounted to a handlebar, a first lever pivotally mounted to the bracket and defining a first pivot axis, a second lever that includes a first user contact part pivotally mounted to the first lever that pivots about a second axis, and a first electrical switch mounted to one of the first lever and the second lever. The first electrical switch is operated in response to pivotal movement of the second lever about the second axis. The first pivot axis is positioned between the second pivot axis and the first user contact part.Type: GrantFiled: January 31, 2012Date of Patent: January 13, 2015Assignee: Shimano Inc.Inventors: Kazuhiro Fujii, Akinobu Uno, Takuro Jinbu
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Publication number: 20130192407Abstract: A bicycle control device that includes a bracket configured to be mounted to a handlebar, a first lever pivotally mounted to the bracket and defining a first pivot axis, a second lever that includes a first user contact part pivotally mounted to the first lever that pivots about a second axis, and a first electrical switch mounted to one of the first lever and the second lever. The first electrical switch is operated in response to pivotal movement of the second lever about the second axis. The first pivot axis is positioned between the second pivot axis and the first user contact part.Type: ApplicationFiled: January 31, 2012Publication date: August 1, 2013Applicant: SHIMANO INC.Inventors: Kazuhiro FUJII, Akinobu UNO, Takuro JINBU
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Patent number: RE47492Abstract: A bicycle control device that includes a bracket configured to be mounted to a handlebar, a first lever pivotally mounted to the bracket and defining a first pivot axis, a second lever that includes a first user contact part pivotally mounted to the first lever that pivots about a second axis, and a first electrical switch mounted to one of the first lever and the second lever. The first electrical switch is operated in response to pivotal movement of the second lever about the second axis. The first pivot axis is positioned between the second pivot axis and the first user contact part.Type: GrantFiled: December 28, 2016Date of Patent: July 9, 2019Assignee: SHIMANO INC.Inventors: Kazuhiro Fujii, Akinobu Uno, Takuro Jinbu