Patents by Inventor Tomohisa Uchida
Tomohisa Uchida 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: 11728589Abstract: A connector 10 includes a first housing 11 and a second housing 12 to be coupled to each other. The first and second housings 11, 12 respectively include a first wall 24 and a second wall 44 partitioning between the first and second housings 11, 12. The first housing 11 includes a first cavity 13, a reference portion 27 constituting a part of the first wall, 24 and a first opening 29 communicating with the first cavity 13. The second housing 12 includes a restricting portion 47 constituting a part of the second wall 44. The restricting portion 47 projects into the first cavity 13 from the first opening 29 beyond the reference portion 27, and a tip thereof in a projecting direction is arranged to face an end part of a wire 30.Type: GrantFiled: August 23, 2021Date of Patent: August 15, 2023Assignee: SUMITOMO WIRING SYSTEMS, LTD.Inventors: Yukihiro Fukatsu, Shinji Iihoshi, Tomohisa Uchida, Takeshi Suzuki
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Publication number: 20220069510Abstract: A connector 10 includes a first housing 11 and a second housing 12 to be coupled to each other. The first and second housings 11, 12 respectively include a first wall 24 and a second wall 44 partitioning between the first and second housings 11, 12. The first housing 11 includes a first cavity 13, a reference portion 27 constituting a part of the first wall, 24 and a first opening 29 communicating with the first cavity 13. The second housing 12 includes a restricting portion 47 constituting a part of the second wall 44. The restricting portion 47 projects into the first cavity 13 from the first opening 29 beyond the reference portion 27, and a tip thereof in a projecting direction is arranged to face an end part of a wire 30.Type: ApplicationFiled: August 23, 2021Publication date: March 3, 2022Inventors: Yukihiro FUKATSU, Shinji IIHOSHI, Tomohisa UCHIDA, Takeshi SUZUKI
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Publication number: 20220069509Abstract: A connector A is provided with a pair of housings 10, 30 each including a plurality of terminal accommodation chambers 12, 32 arranged in a width direction, the housings 10, 30 being stacked and assembled such that arrangement directions of the terminal accommodation chambers 12, 32 are parallel to each other, communicating portions 23, 37 open in facing surfaces 21, 35 of the pair of housings 10, 30 facing each other and allowing the terminal accommodation chambers 12, 32 adjacent in the width direction to communicate with each other, a plurality of terminal fittings 15 connected to front end parts of wires 14 and individually accommodated in the plurality of terminal accommodation chambers 12, 32, and recesses 24, 38 formed in regions in front of front ends of the communicating portions 23, 37, out of the facing surfaces 21, 35.Type: ApplicationFiled: August 23, 2021Publication date: March 3, 2022Inventors: Yukihiro FUKATSU, Shinji IIHOSHI, Tomohisa UCHIDA, Takeshi SUZUKI
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Patent number: 8641433Abstract: A lever (60) is formed with a resiliently deformable lock arm (71) projecting substantially along a rotating direction of the lever (60). A housing (20) is formed with a base piece (27) standing in a direction crossing a connecting direction to a mating connector (90). An engaging portion (35) for holding the housing (20) and the mating connector (90) in the properly connected state by being resiliently engaged with a leading end part of the lock arm (71) is formed on a leading end part of the base piece (27). A recess (33) into which a finger (50) is insertable to disengage the engaging portion (35) and the lock arm (71) is formed in a base end part of the base piece (27).Type: GrantFiled: April 27, 2012Date of Patent: February 4, 2014Assignee: Sumitomo Wiring Systems, Ltd.Inventor: Tomohisa Uchida
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Patent number: 8602819Abstract: A connector housing (20) includes cavities (30) into which terminal fittings (90) are to be inserted, a front wall (40) capable of stopping the terminal fittings (90) inserted into the cavities (30) at front end positions, and resiliently deformable locking lances (33) cantilever from inner surfaces of the cavities (30). Projections (50) project from a side where the front wall (40) is located toward a side where the locking lances (33) are located. The projections (50) are arranged to contact the locking lances (33) from an opposite side in a resilient deforming direction of the locking lances (33) when the locking lances (33) are about to be deformed excessively.Type: GrantFiled: September 16, 2011Date of Patent: December 10, 2013Assignee: Sumitomo Wiring Systems, Ltd.Inventor: Tomohisa Uchida
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Patent number: 8403693Abstract: A connector housing (10) is formed with a seal tower (18) projecting backward from the rear surface of the connector housing and adapted to accommodate seals (20). A peripheral wall (21) surrounds the seal tower (18) and projects back from the rear surface of the connector housing (10). A rearwardly open groove-shaped annular recess (22) is formed between the seal tower (18) and the peripheral wall (21) and has a bottom surface (23) that defines the rear surface of the connector housing. The bottom surface (23) of the recess (22) is continuous over the entire circumference, and the peripheral wall (21) is formed with water drains (24) that cause the inside of the recess and an outer peripheral side of the peripheral wall to communicate.Type: GrantFiled: May 10, 2011Date of Patent: March 26, 2013Assignee: Sumitomo Wiring Systems, Ltd.Inventor: Tomohisa Uchida
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Publication number: 20120289070Abstract: A lever (60) is formed with a resiliently deformable lock arm (71) projecting substantially along a rotating direction of the lever (60). A housing (20) is formed with a base piece (27) standing in a direction crossing a connecting direction to a mating connector (90). An engaging portion (35) for holding the housing (20) and the mating connector (90) in the properly connected state by being resiliently engaged with a leading end part of the lock arm (71) is formed on a leading end part of the base piece (27). A recess (33) into which a finger (50) is insertable to disengage the engaging portion (35) and the lock arm (71) is formed in a base end part of the base piece (27).Type: ApplicationFiled: April 27, 2012Publication date: November 15, 2012Applicant: SUMITOMO WIRING SYSTEMS, LTD.Inventor: Tomohisa Uchida
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Publication number: 20120083149Abstract: A connector housing (20) includes cavities (30) into which terminal fittings (90) are to be inserted, a front wall (40) capable of stopping the terminal fittings (90) inserted into the cavities (30) at front end positions, and resiliently deformable locking lances (33) cantilever from inner surfaces of the cavities (30). Projections (50) project from a side where the front wall (40) is located toward a side where the locking lances (33) are located. The projections (50) are arranged to contact the locking lances (33) from an opposite side in a resilient deforming direction of the locking lances (33) when the locking lances (33) are about to be deformed excessively.Type: ApplicationFiled: September 16, 2011Publication date: April 5, 2012Applicant: SUMITOMO WIRING SYSTEMS, LTD.Inventor: Tomohisa Uchida
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Publication number: 20110287648Abstract: A connector housing (10) is formed with a seal tower (18) projecting backward from the rear surface of the connector housing and adapted to accommodate seals (20). A peripheral wall (21) surrounds the seal tower (18) and projects back from the rear surface of the connector housing (10). A rearwardly open groove-shaped annular recess (22) is formed between the seal tower (18) and the peripheral wall (21) and has a bottom surface (23) that defines the rear surface of the connector housing. The bottom surface (23) of the recess (22) is continuous over the entire circumference, and the peripheral wall (21) is formed with water drains (24) that cause the inside of the recess and an outer peripheral side of the peripheral wall to communicate.Type: ApplicationFiled: May 10, 2011Publication date: November 24, 2011Applicant: SUMITOMO WIRING SYSTEMS, LTD.Inventor: Tomohisa Uchida