Patents by Inventor Hiroyoshi Maesoba
Hiroyoshi Maesoba 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: 20140016900Abstract: A ferrule includes a flange that projects outward in the diameter direction of the ferrule, and a shaft portion that extends from the flange, away from the tip of the ferrule along the axial direction of the ferrule. A male-side connector includes a coil spring that is fitted around the shaft portion and biases a ferrule forward in the mating direction of the male connector, and a spring receiving portion that holds the coil spring from behind in the mating direction of the male connector. The cross-sectional shape of the shaft portion is a regular polygonal shape according to which vertices of the cross section of the shaft portion come into contact with the inner periphery of the coil spring. A female-side connector includes a flange receiving portion comes into contact with the flange from behind in the mating direction of the female-side connector.Type: ApplicationFiled: April 10, 2012Publication date: January 16, 2014Applicants: AUTONETWORKS TECHNOLOGIES, LTD., SUMITOMO ELECTRIC INDUSTRIES, LTD., SUMITOMO WIRING SYSTEMS, LTD.Inventor: Hiroyoshi Maesoba
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Publication number: 20130183002Abstract: A sleeve for an optical connector into which a ferrule arranged to hold an optical fiber is to be inserted, and by which an optical connector in which the sleeve is to be housed can be reduced in size in a direction that the optical connector is fitted into a counterpart optical connector. A sleeve for an optical connector includes a portion having a tube shape, into which a ferrule is to be inserted, and a hook portion at one end of the sleeve, the hook portion protruding in a diameter direction of the tube-shaped portion.Type: ApplicationFiled: October 3, 2011Publication date: July 18, 2013Applicants: AUTONETWORKS TECHNOLOGIES, LTD., SUMITOMO ELECTRIC INDUSTRIES, LTD., SUMITOMO WIRING SYSTEMS, LTD.Inventors: Hiroyoshi Maesoba, Tetsuji Tanaka, Hidetoshi Ishida
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Publication number: 20130094814Abstract: A fiber-optic cable with a fitting capable of increasing connection strength between a fiber-optic cable and an optical connector, which includes a fiber-optic cable including a sheath and a tensile member, an inner ring mounted on a circumference of the sheath from a position where the tensile member is drawn out of the sheath through a slit to a front end of the sheath, and a fitting mounted on the circumference and including a first portion mounted from the position where the tensile member is drawn out of the sheath to a position of the sheath on a side opposite to the ring side, and a second portion mounted while covering a circumference of the ring, wherein the first portion connects with the sheath, and the end portion of the tensile member is sandwiched by the ring and the second portion.Type: ApplicationFiled: September 5, 2011Publication date: April 18, 2013Applicants: AUTONETWORKS TECHNOLOGIES, LTD., SUMITOMO ELECTRIC INDUSTRIES, LTD., SUMITOMO WIRING SYSTEMS, LTD.Inventors: Hidetoshi Ishida, Hiroyoshi Maesoba, Tetsuji Tanaka
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Patent number: 7661986Abstract: First terminal fitting accommodating chambers (61A) are arranged in a width direction in a housing (41) of a connector (40) for receiving first terminal fittings (42). A second terminal fitting accommodating chamber (61B) for receiving a second terminal fitting (42) is adjacent the first terminal fitting accommodating chambers (61A) in a height direction and between the first terminal fitting accommodating chambers (61A) in the width direction. First lances (64A) are in the first terminal fitting accommodating chambers (61A) for engaging the inserted terminal fittings (42) and are deformable into first deformation spaces (65A) lateral to the second terminal fitting accommodating chamber (61B). A second lance (64B) is in the second terminal fitting accommodating chamber (61B) for engaging the second terminal fitting (42) and is deformable into a second deformation space (65B) between the first terminal fitting accommodating chambers (61A).Type: GrantFiled: January 14, 2009Date of Patent: February 16, 2010Assignee: Sumitomo Wiring Systems, LtdInventors: Hiroyoshi Maesoba, Hideo Adachi
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Patent number: 7661987Abstract: A connector (10) is provided with substantially round large terminals (12) connected with ends of shielded wires (SW), a small terminal (13) connected with an end of an insulated wire (W) and a housing (11) in which two large cavities (27) for receiving the large terminals (12) are arranged side by side and a small cavity (28) for receiving the small terminal (13) is arranged at a position between the two large-size cavities (27) and displaced from the both large cavities (27) in a direction orthogonal to an arrangement direction of the large cavities (27).Type: GrantFiled: January 14, 2009Date of Patent: February 16, 2010Assignee: Sumitomo Wiring Systems, Ltd.Inventors: Hideo Adachi, Hiroyoshi Maesoba
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Publication number: 20090186512Abstract: A connector (10) is provided with substantially round large terminals (12) connected with ends of shielded wires (SW), a small terminal (13) connected with an end of an insulated wire (W) and a housing (11) in which two large cavities (27) for receiving the large terminals (12) are arranged side by side and a small cavity (28) for receiving the small terminal (13) is arranged at a position between the two large-size cavities (27) and displaced from the both large cavities (27) in a direction orthogonal to an arrangement direction of the large cavities (27).Type: ApplicationFiled: January 14, 2009Publication date: July 23, 2009Applicant: Sumitomo Wiring Systems, Ltd.Inventors: Hideo Adachi, Hiroyoshi Maesoba
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Publication number: 20090186524Abstract: First terminal fitting accommodating chambers (61A) are arranged in a width direction in a housing (41) of a connector (40) for receiving first terminal fittings (42). A second terminal fitting accommodating chamber (61B) for receiving a second terminal fitting (42) is adjacent the first terminal fitting accommodating chambers (61A) in a height direction and between the first terminal fitting accommodating chambers (61A) in the width direction. First lances (64A) are in the first terminal fitting accommodating chambers (61A) for engaging the inserted terminal fittings (42) and are deformable into first deformation spaces (65A) lateral to the second terminal fitting accommodating chamber (61B). A second lance (64B) is in the second terminal fitting accommodating chamber (61B) for engaging the second terminal fitting (42) and is deformable into a second deformation space (65B) between the first terminal fitting accommodating chambers (61A).Type: ApplicationFiled: January 14, 2009Publication date: July 23, 2009Applicant: Sumitomo Wiring Systems, LtdInventors: Hiroyoshi Maesoba, Hideo Adachi
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Patent number: 7347748Abstract: A terminal fitting (T) is secured to an end portion of a wire (W) and then is inserted into a cavity (11) of a housing. The terminal fitting (T) has a tubular main portion (20) for receiving a mating terminal. A wire connection portion (40) is behind the main portion (20) and can be connected with the end portion of the wire (W). At least one rounded portion (33) is provided near a front end of the main portion (20) with respect to an inserting direction (ID) of the terminal fitting (T) into the cavity (11) and at a base side of the wiring connecting portion (40).Type: GrantFiled: January 12, 2007Date of Patent: March 25, 2008Assignee: Sumitomo Wiring Systems, Ltd.Inventor: Hiroyoshi Maesoba
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Publication number: 20070167090Abstract: A terminal fitting (T) is secured to an end portion of a wire (W) and then is inserted into a cavity (11) of a housing. The terminal fitting (T) has a tubular main portion (20) for receiving a mating terminal. A wire connection portion (40) is behind the main portion (20) and can be connected with the end portion of the wire (W). At least one rounded portion (33) is provided near a front end of the main portion (20) with respect to an inserting direction (ID) of the terminal fitting (T) into the cavity (11) and at a base side of the wiring connecting portion (40).Type: ApplicationFiled: January 12, 2007Publication date: July 19, 2007Applicant: Sumitomo Wiring Systems, Ltd.Inventor: Hiroyoshi Maesoba
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Patent number: 7134910Abstract: A connector has a housing (10) is formed with mount grooves (15) into which board fixing portions (30) made of a metal plate are mountable. Each board fixing portion (30) has main plate (31) and a soldering leg (32) projecting laterally from a bottom portion (35) of the main plate (31). The board fixing portions (30) can be fixed to a circuit board (K) by placing the housing (10) on the circuit board (K) and soldering the soldering portions (32) of the board fixing portions (30) with the board fixing portions (30) mounted in the mount grooves (15).Type: GrantFiled: December 1, 2004Date of Patent: November 14, 2006Assignee: Sumitomo Wiring Systems, Ltd.Inventors: Hiroshi Nakano, Hiroyoshi Maesoba, Kenji Okamura
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Patent number: 7011541Abstract: A female housing (20) is provided with a lock arm (30) for holding a mating male connector (M) in a connected state. The lock arm (30) is comprised of an arm (31) extending along forward and backward directions and an actuator (32) extending along a width direction. The arm (31) is resiliently deformed with a support (33) as a supporting point and has a lock (34) engageable with the male connector (M). The arm (31) is displaced in unlocking direction by pressing the actuator (32). Two couplings (35) coupled to the female housing (20) are provided at opposite sides of the actuator (32). The couplings (35) are inclined up towards a widthwise middle (32a) of the actuator (32).Type: GrantFiled: December 22, 2004Date of Patent: March 14, 2006Assignee: Sumitomo Wiring Systems, Ltd.Inventors: Hideki Matsunaga, Kenji Okamura, Hiroshi Nakano, Eiji Kojima, Masaaki Tabata, Tetsuya Aihara, Hiroyoshi Maesoba, Toshifumi Ichio
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Patent number: 7008254Abstract: A female housing (20) made of a synthetic resin is formed with cavities (22) for accommodating female terminal fittings (21), and locks (24) engageable with the female terminal fittings (21) to retain them are provided in the cavities (22). Each lock (24) projects from an outer surface (20a, 20b) of the female housing (20) during resilient deformation. A lock arm (40) for holding a mating male connector (M) in a connected state is mounted on the female housing (20). The lock arm (40) is made of metal and includes a press-in portion (42) that can be pressed into press-in grooves (30) of the female housing (20). The lock arm (40) is arranged to face the locks (240) and can be retracted into deformation spaces (330) for the locks (240) during the resilient deformation.Type: GrantFiled: January 3, 2005Date of Patent: March 7, 2006Assignee: Sumitomo Wiring Systems, Ltd.Inventors: Hideki Matsunaga, Kenji Okamura, Hiroshi Nakano, Eiji Kojima, Masaaki Tabata, Tetsuya Aihara, Hiroyoshi Maesoba, Toshifumi Ichio
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Publication number: 20050148229Abstract: A female housing (20) made of a synthetic resin is formed with cavities (22) for accommodating female terminal fittings (21), and locks (24) engageable with the female terminal fittings (21) to retain them are provided in the cavities (22). Each lock (24) projects from an outer surface (20a, 20b) of the female housing (20) during resilient deformation. A lock arm (40) for holding a mating male connector (M) in a connected state is mounted on the female housing (20). The lock arm (40) is made of metal and includes a press-in portion (42) that can be pressed into press-in grooves (30) of the female housing (20). The lock arm (40) is arranged to face the locks (240) and can be retracted into deformation spaces (330) for the locks (240) during the resilient deformation.Type: ApplicationFiled: January 3, 2005Publication date: July 7, 2005Applicant: Sumitomo Wiring Systems, Ltd.Inventors: Hideki Matsunaga, Kenji Okamura, Hiroshi Nakano, Eiji Kojima, Masaaki Tabata, Tetsuya Aihara, Hiroyoshi Maesoba, Toshifumi Ichio
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Publication number: 20050136725Abstract: A female housing (20) is provided with a lock arm (30) for holding a mating male connector (M) in a connected state. The lock arm (30) is comprised of an arm (31) extending along forward and backward directions and an actuator (32) extending along a width direction. The arm (31) is resiliently deformed with a support (33) as a supporting point and has a lock (34) engageable with the male connector (M). The arm (31) is displaced in unlocking direction by pressing the actuator (32). Two couplings (35) coupled to the female housing (20) are provided at opposite sides of the actuator (32). The couplings (35) are inclined up towards a widthwise middle (32a) of the actuator (32).Type: ApplicationFiled: December 22, 2004Publication date: June 23, 2005Applicant: Sumitomo Wiring Systems, Ltd.Inventors: Hideki Matsunaga, Kenji Okamura, Hiroshi Nakano, Eiji Kojima, Masaaki Tabata, Tetsuya Aihara, Hiroyoshi Maesoba, Toshifumi Ichio
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Publication number: 20050124228Abstract: A connector has a housing (10) is formed with mount grooves (15) into which board fixing portions (30) made of a metal plate are mountable. Each board fixing portion (30) has main plate (31) and a soldering leg (32) projecting laterally from a bottom portion (35) of the main plate (31). The board fixing portions (30) can be fixed to a circuit board (K) by placing the housing (10) on the circuit board (K) and soldering the soldering portions (32) of the board fixing portions (30) with the board fixing portions (30) mounted in the mount grooves (15).Type: ApplicationFiled: December 1, 2004Publication date: June 9, 2005Applicant: Sumitomo Wiring Systems, Ltd.Inventors: Hiroshi Nakano, Hiroyoshi Maesoba, Kenji Okamura