Patents by Inventor Ryo Sawada
Ryo Sawada 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: 20220053658Abstract: A locking assembly for a fuse box of a vehicle includes a base and a cover configured to be removably connected to the base. The base includes a projection extending outwardly from the base. An opening is disposed in the projection. The cover includes a locking member configured to be received by the opening in the projection when the cover is connected to the base. The cover is configured to rotate about a pivot axis of the locking member to disengage the locking member from the opening in the projection to remove the cover from the base.Type: ApplicationFiled: February 20, 2019Publication date: February 17, 2022Inventor: Ryo SAWADA
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Patent number: 10256567Abstract: A wire cover (30) can be mounted to a connector body (C) in any one of a first direction and a second direction opposite to the first direction with respect to a wire drawing port (31). A first mark (M1) and a second mark (M2) having different appearance from each other are provided in the wire cover (30). A first identification mark (S1) is provided on one of both side surfaces of the connector body (C) and a second identification mark (S2) is provided on the other side surface. When the wire cover (30) is mounted in the first direction, the first mark (M1) and the first identification mark (S1) are disposed close to each other. When the wire cover (30) is mounted in the second direction, the second mark (M2) and the second identification mark (S2) are close to each other.Type: GrantFiled: August 8, 2016Date of Patent: April 9, 2019Assignees: Sumitomo Wiring Systems, Ltd., Nissan Motor Co., Ltd.Inventors: Masahito Matsuura, Ryo Sawada
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Patent number: 10141691Abstract: Provided is a connector in which terminal fittings and detection terminals can be formed at the same time. A housing (10) is provided with terminal fittings (20A) and a pair of detection terminals (20B). The terminal fittings (20A) are connected to ends of signal lines (70A), and electrically come into contact with counterpart terminal fittings (90A) provided in a counterpart housing (80) when both of the housings (10, 80) are fitted together. The pair of detection terminals (20B) are mutually energized thereby to close a detection circuit when both of the housings (10, 80) are properly fitted together. The pair of detection terminals (20B) are mutually connected via a detection line (70B) and formed in the same shape as the terminal fittings (20A).Type: GrantFiled: May 13, 2016Date of Patent: November 27, 2018Assignees: Sumitomo Wiring Systems, Ltd., Nissan Motor Co., Ltd.Inventors: Yutaka Noro, Kazuaki Takeda, Masahito Matsuura, Ryo Sawada
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Publication number: 20180226744Abstract: A wire cover (30) can be mounted to a connector body (C) in any one of a first direction and a second direction opposite to the first direction with respect to a wire drawing port (31). A first mark (M1) and a second mark (M2) having different appearance from each other are provided in the wire cover (30). A first identification mark (S1) is provided on one of both side surfaces of the connector body (C) and a second identification mark (S2) is provided on the other side surface. When the wire cover (30) is mounted in the first direction, the first mark (M1) and the first identification mark (S1) are disposed close to each other. When the wire cover (30) is mounted in the second direction, the second mark (M2) and the second identification mark (S2) are close to each other.Type: ApplicationFiled: August 8, 2016Publication date: August 9, 2018Inventors: Masahito Matsuura, Ryo Sawada
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Publication number: 20180145456Abstract: Provided is a connector in which terminal fittings and detection terminals can be formed at the same time. A housing (10) is provided with terminal fittings (20A) and a pair of detection terminals (20B). The terminal fittings (20A) are connected to ends of signal lines (70A), and electrically come into contact with counterpart terminal fittings (90A) provided in a counterpart housing (80) when both of the housings (10, 80) are fitted together. The pair of detection terminals (20B) are mutually energized thereby to close a detection circuit when both of the housings (10, 80) are properly fitted together. The pair of detection terminals (20B) are mutually connected via a detection line (70B) and formed in the same shape as the terminal fittings (20A).Type: ApplicationFiled: May 13, 2016Publication date: May 24, 2018Inventors: Yutaka Noro, Kazuaki Takeda, Masahito Matsuura, Ryo Sawada
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Patent number: 8118609Abstract: An electrical connector that can provide stable contact between a signal transmission terminal and a short-circuit terminal even if the connector is downsized. The connector includes a main body having a plurality of terminal receiving cavities provided with lances by which signal transmission terminals are secured and a plurality of short-circuit terminal receiving cavities adjacent to the terminal receiving cavities for receiving short-circuit terminals. Each short-circuit terminal includes a bent part at a forward position and a contact at a rearward position. The main body further includes a window that is formed at a position to the rear of the lances corresponding to the contacts of the short-circuit terminals and through which the terminal receiving cavities and the short-circuit terminal receiving cavities communicate with each other. The contacts of the short-circuit terminals are in contact with the female terminals through the window.Type: GrantFiled: March 17, 2011Date of Patent: February 21, 2012Assignee: Tyco Electronics Japan G.K.Inventors: Eiichi Sasaki, Takahiro Yoneda, Ryo Sawada
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Publication number: 20110217864Abstract: An electrical connector that can provide stable contact between a signal transmission terminal and a short-circuit terminal even if the connector is downsized. The connector includes a main body having a plurality of terminal receiving cavities provided with lances by which signal transmission terminals are secured and a plurality of short-circuit terminal receiving cavities adjacent to the terminal receiving cavities for receiving short-circuit terminals. Each short-circuit terminal includes a bent part at a forward position and a contact at a rearward position. The main body further includes a window that is formed at a position to the rear of the lances corresponding to the contacts of the short-circuit terminals and through which the terminal receiving cavities and the short-circuit terminal receiving cavities communicate with each other. The contacts of the short-circuit terminals are in contact with the female terminals through the window.Type: ApplicationFiled: March 17, 2011Publication date: September 8, 2011Inventors: Eiichi Sasaki, Takahiro Yoneda, Ryo Sawada
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Patent number: 7749016Abstract: A lever insertion hole (6) for inserting a lever (5) is provided in a female housing (2). A rib (10) and a flexible lever-holding lock (11) are arranged on the inner wall (6A) of the lever insertion hole (6). The rib (10) enables the lever (5) to be inserted, through a key groove (54) axially provided in the outer peripheral surface of the lever (5), into the female housing (2) only when the lever (5) is at a predetermined rotational position. The rib (10) and the lever-holding lock (11) are together in contact with a wall section (57) of a coming-out prevention groove (56), provided in the lever (5), to hold the lever (5) from coming out.Type: GrantFiled: September 2, 2005Date of Patent: July 6, 2010Assignees: Yazaki Corporation, Calsonic Kansei CorporationInventors: Kenichi Ikeya, Tsuneyuki Takahashi, Takahiro Yoneda, Ryo Sawada, Yasuhiro Sasaki, Ken Yoshimura, Nozomi Ito
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Patent number: 7682191Abstract: A connector includes: a housing main body including a rib extending frontward; a front holder fitted into the housing main body from the front, and capable of moving from a temporary locking position to a permanent locking position, and the front holder including a through-hole into which the rib is inserted; means for temporarily locking the front holder; and means for permanently locking the front holder. The rib is long enough for a front end of the rib to agree with, or jut out from, a rear end surface of the front holder which is located rearward in an insertion direction of the front holder while the front holder is held in the temporary locking position. The housing main body includes bendable lances for locking their corresponding terminals inserted into the housing main body. The front holder includes lance pressing parts restricting the bends of the corresponding bendable lances.Type: GrantFiled: August 10, 2007Date of Patent: March 23, 2010Assignee: Yazaki CorporationInventors: Yoshihiro Iwahori, Ryo Sawada, Takahiro Yoneda
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Patent number: 7637764Abstract: In a waterproof connector, a mat seal and a rear grid are attached to a rear side of a connector housing. These mat seal and rear grid include terminal insertion openings and electric wire insertion openings, respectively, which communicate with terminal receiving chambers. Wire tubes are fitted to electric wires to which large female terminals are crimped, and are brought into elastically intimate contact with inner walls of large terminal insertion openings of the mat seal. Moreover, each of the wire tubes includes a protruding portion that protrudes rearward from the large terminal insertion opening of the mat seal and is located in the large electric wire insertion opening.Type: GrantFiled: July 10, 2008Date of Patent: December 29, 2009Assignee: Yazaki CorporationInventors: Takahiro Yoneda, Ryo Sawada, Masayuki Fukui, Miki Koizumi
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Patent number: 7607940Abstract: A waterproof connector, comprising a pair of male and female housings (30, 40) engaged with each other. The waterproof connector also comprises a grommet (10) covering at least one of the housings (30, 40) and a fastening member (50) inserted from the grommet (10) side into the pair of male and female housings (30, 40) to connect them to each other. In addition, the grommet comprises a sealing part (12) having a predetermined length along the inserting direction of the fastening member (50) and formed integrally with a grommet body (11) at the outlet side end part (14) thereof.Type: GrantFiled: September 5, 2005Date of Patent: October 27, 2009Assignees: Yazaki Corporation, Calsonic Kansei CorporationInventors: Kenichi Ikeya, Yasuhiro Sasaki, Tsuneyuki Takahashi, Takahiro Yoneda, Ryo Sawada, Ken Yoshimura, Nozomi Ito
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Patent number: 7591678Abstract: A through-panel connector, comprising a female connector (10) and a male connector disposed on one side and the other side of panel (50) and fitted to each other through a mounting hole (51) formed in the panel (50). The female connector (10) comprises a plurality of flexible holding ribs (11). The holding ribs (11) are formed on the outer peripheral surface (32) of the female connector (10) opposed to the mounting hole inner peripheral surface (53) of the panel (50) so as to be extended along the inserting direction of the mounting hole (51) and separated from the outer peripheral surface (32) while being extended from the base end part (12) to the tip part (13) of the female connector (10) along the mounting hole inner peripheral surface (53). The holding ribs (11) are biased and held on the mounting hole inner peripheral surface (53) with the female connector (10) fitted to the panel (50).Type: GrantFiled: September 5, 2005Date of Patent: September 22, 2009Assignees: Yazaki Corporation, Calsonic Kansei CorporationInventors: Kenichi Ikeya, Shigeru Tanaka, Yasuhiro Sasaki, Tsuneyuki Takahashi, Takahiro Yoneda, Ryo Sawada, Ken Yoshimura, Nozomi Ito
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Publication number: 20090042438Abstract: A connector includes: a housing man body including a rib extending frontward; a front holder fitted into the housing main body from the front, and capable of moving from a temporary locking position to a permanent locking position, and the front holder including a through-hole into which the rib is inserted; means for temporarily locking the front holder; and means for permanently locking the front holder. The rib is long enough for a front end of the rib to agree with, or jut out from, a rear end surface of the front holder which is located rearward in an insertion direction of the front holder while the front holder is held in the temporary locking position. The housing main body includes bendable lances for locking their corresponding terminals inserted into the housing main body. The front holder includes lance pressing part restricting the bends of the corresponding bendable lances.Type: ApplicationFiled: August 10, 2007Publication date: February 12, 2009Inventors: Yoshihiro IWAHORI, Ryo Sawada, Takahiro Yoneda
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Publication number: 20090017659Abstract: In a waterproof connector, a mat seal and a rear grid are attached to a rear side of a connector housing. These mat seal and rear grid include terminal insertion openings and electric wire insertion openings, respectively, which communicate with terminal receiving chambers. Wire tubes are fitted to electric wires to which large female terminals are crimped, and are brought into elastically intimate contact with inner walls of large terminal insertion openings of the mat seal. Moreover, each of the wire tubes includes a protruding portion that protrudes rearward from the large terminal insertion opening of the mat seal and is located in the large electric wire insertion opening.Type: ApplicationFiled: July 10, 2008Publication date: January 15, 2009Inventors: Takahiro Yoneda, Ryo Sawada, Masayuki Fukui, Miki Koizumi
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Patent number: 7448887Abstract: A lever-fit connector, wherein a rotation prevention lock (12) preventing a lever (5) from being rotated when male and female connector housing are fitted (joined) to each other is installed in the inner wall (6A) of a lever insert hole (6) in a female housing (2). A rotation lock recessed part (58) in which the rotation lock part (12D) of the rotation prevention lock (12) is engageably stored is formed in the peripheral surface of the lever (5). The angle of the rotation lock part (12D) is set so that the rotation lock part (12D) is drawn to the lever (5) side in excessive rotation by bringing the rotation lock part (12D) into contact with the side wall surface (58B) of the rotation lock recessed part (58).Type: GrantFiled: September 6, 2005Date of Patent: November 11, 2008Assignees: Yazaki Corporation, Calsonic Kansei CorporationInventors: Kenichi Ikeya, Tsuneyuki Takahashi, Takahiro Yoneda, Ryo Sawada, Yasuhiro Sasaki, Ken Yoshimura, Nozomi Ito, Shigeru Tanaka
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Publication number: 20080260457Abstract: A lever insertion hole (6) for inserting a lever (5) is provided in a female housing (2). A rib (10) and a flexible lever-holding lock (11) are arranged on the inner wall (6A) of the lever insertion hole (6). The rib (10) enables the lever (5) to be inserted, through a key groove (54) axially provided in the outer peripheral surface of the lever (5), into the female housing (2) only when the lever (5) is at a predetermined rotational position. The rib (10) and the lever-holding lock (11) are together in contact with a wall section (57) of a coming-out prevention groove (56), provided in the lever (5), to hold the lever (5) from coming out.Type: ApplicationFiled: September 2, 2005Publication date: October 23, 2008Inventors: Kenichi Ikeya, Tsuneyuki Takahashi, Takahiro Yoneda, Ryo Sawada, Yasuhiro Sasaki, Ken Yoshimura, Nozomi Ito
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Publication number: 20080261443Abstract: A through-panel connector, comprising a female connector (10) and a male connector disposed on one side and the other side of panel (50) and fitted to each other through a mounting hole (51) formed in the panel (50). The female connector (10) comprises a plurality of flexible holding ribs (11). The holding ribs (11) are formed on the outer peripheral surface (32) of the female connector (10) opposed to the mounting hole inner peripheral surface (53) of the panel (50) so as to be extended along the inserting direction of the mounting hole (51) and separated from the outer peripheral surface (32) while being extended from the base end part (12) to the tip part (13) of the female connector (10) along the mounting hole inner peripheral surface (53). The holding ribs (11) are biased and held on the mounting hole inner peripheral surface (53) with the female connector (10) fitted to the panel (50).Type: ApplicationFiled: September 5, 2005Publication date: October 23, 2008Inventors: Kenichi Ikeya, Shigeru Tanaka, Yasuhiro Sasaki, Tsuneyuki Takahashi, Takahiro Yoneda, Ryo Sawada, Ken Yoshimura, Nozomi Ito
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Patent number: 7427205Abstract: A lever type connector is provided with a lever assisting in fitting or detaching first and second connector housings thereof. A lever is fitted to the first connector housing. A plurality of projecting parts is provided in a circumference of the lever. A plurality of receiving parts is provided in the first connector housing to slidably engage with the projecting part. Engagement between the projecting and receiving parts prevents the lever from deformation and warpage in a rotating operation of the lever for the connecting operation. The projecting parts and the receiving parts are configured so that the projecting parts and the receiving parts are engaged only when the lever is positioned so that the fitting force is large in the rotating operation, and the projecting parts and the receiving parts are not engaged when the lever is positioned in another state in which the fitting force is small.Type: GrantFiled: February 2, 2007Date of Patent: September 23, 2008Assignees: Yazaki Corporation, Nissan Motor Co., Ltd.Inventors: Yasuhiro Sasaki, Shoji Yamamoto, Takahiro Yoneda, Ryo Sawada, Ken Yoshimura
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Publication number: 20080194129Abstract: A lever-fit connector, wherein a rotation prevention lock (12) preventing a lever (5) from being rotated when male and female connector housing are fitted (joined) to each other is installed in the inner wall (6A) of a lever insert hole (6) in a female housing (2). A rotation lock recessed part (58) in which the rotation lock part (12D) of the rotation prevention lock (12) is engageably stored is formed in the peripheral surface of the lever (5). The angle of the rotation lock part (12D) is set so that the rotation lock part (12D) is drawn to the lever (5) side in excessive rotation by bringing the rotation lock part (12D) into contact with the side wall surface (58B) of the rotation lock recessed part (58).Type: ApplicationFiled: September 6, 2005Publication date: August 14, 2008Inventors: Kenichi Ikeya, Tsuneyuki Takahashi, Takahiro Yoneda, Ryo Sawada, Yasuhiro Sasaki, Ken Yoshimura, Nozomi Ito, Shigeru Tanaka
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Publication number: 20080194131Abstract: A waterproof connector, comprising a pair of male and female housings (30, 40) engaged with each other. The waterproof connector also comprises a grommet (10) covering at least one of the housings (30, 40) and a fastening member (50) inserted from the grommet (10) side into the pair of male and female housings (30, 40) to connect them to each other. In addition, the grommet comprises a sealing part (12) having a predetermined length along the inserting direction of the fastening member (50) and formed integrally with a grommet body (11) at the outlet side end part (14) thereof.Type: ApplicationFiled: September 5, 2005Publication date: August 14, 2008Inventors: Kenichi Ikeya, Yasuhiro Sasaki, Tsuneyuki Takahashi, Takahiro Yoneda, Ryo Sawada, Ken Yoshimura, Nozomi Ito