Patents by Inventor Shohei Mitsui

Shohei Mitsui 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).

  • Patent number: 10840648
    Abstract: A shield terminal (20) includes an inner conductor terminal (21) and an outer conductor terminal (30) surrounding the inner conductor terminal (21) and having a tubular fitting portion (400 to which a mating outer conductor (130) is fit. The tubular fitting portion (40) includes butting edges (41) to be butted against each other on both circumferential edge parts (41A, 41B), fixed contact point portions (42) formed to have an embossed shape in a butting-side half circumference portion (C1), the fixed contact point portions (42) contacting the mating outer conductor (130), and resilient contact portions (51) formed by cutting and raising parts of an opposite-side half circumference portion (C2) on a side opposite to the butting-side half circumference portion (C1), the resilient contact portions (51) resiliently contacting the mating outer conductor (130).
    Type: Grant
    Filed: February 27, 2020
    Date of Patent: November 17, 2020
    Assignee: Sumitomo Wiring Systems, Ltd.
    Inventors: Norihito Hashimoto, Keisuke Kanemura, Motoki Kubota, Liping Kang, Shohei Mitsui, Wataru Yamanaka, Masanobu Kasuga, Ai Hirano, Ryo Yamada
  • Publication number: 20200313353
    Abstract: A connector is connected to a mating connector and includes at least one terminal, a housing and a retainer (90). The housing includes at least one fitting (72) and an exposed portion (80). The fitting (72) is fit into the mating connector and formed with a terminal accommodating portion for accommodating the terminal. The exposed portion (80) is exposed from the mating connector. The retainer (90) includes a locked portion and a locking protrusion (94). The locked portion is assembled with the exposed portion (80) and locked to a locking portion provided on the exposed portion (80), thereby fixing the retainer (90) to the housing. The locking protrusion (94) is assembled with the fitting (72) to project into the terminal accommodating portion and retains the terminal in the terminal accommodating portion.
    Type: Application
    Filed: March 26, 2020
    Publication date: October 1, 2020
    Inventors: Keisuke Kanemura, Shohei Mitsui
  • Publication number: 20200274263
    Abstract: A sleeve (11) is a hollow cylindrical member provided in a shield terminal (10), and pressable by a wire barrel (18) by being arranged between an insulating portion (63) and a shield portion (62) of a shielded cable (60). A convex portion (36) shaped to bulge radially outward over an entire circumference is provided at an intermediate position of the sleeve (11) in an axial direction. The convex portion (36) is crushed and elongated by the wire barrel (18) of an outer conductor terminal (13). The insulating portion (63) can be prevented from being excessively compressed.
    Type: Application
    Filed: February 27, 2020
    Publication date: August 27, 2020
    Inventors: Norihito Hashimoto, Keisuke Kanemura, Motoki Kubota, Liping Kang, Shohei Mitsui, Wataru Yamanaka, Masanobu Kasuga, Ai Hirano, Ryo Yamada
  • Publication number: 20200274262
    Abstract: A shield terminal (10) includes an inner conductor terminal (11), an outer conductor terminal (13), a dielectric (12) and a capacitor serving as an electronic element (16). The outer conductor terminal (13) surrounds the inner conductor terminal (11) and is connected to a shield portion (93) of a shielded cable (90). The dielectric (12) is arranged between the inner conductor terminal (11) and the outer conductor terminal (13). The electronic element (16) includes a core connecting portion (43) to be connected to a core (91) of the shielded cable (90) and an inner conductor connecting portion (42) to be connected to the inner conductor terminal (11). In the shield terminal (10), an insulating short circuit preventing member (14) is arranged between the core connecting portion (43) and the outer conductor terminal (13).
    Type: Application
    Filed: February 27, 2020
    Publication date: August 27, 2020
    Inventors: Shohei Mitsui, Liping Kang, Norihito Hashimoto, Motoki Kubota, Ai Hirano, Masanobu Kasuga, Keisuke Kanemura, Wataru Yamanaka, Ryo Yamada
  • Publication number: 20200274298
    Abstract: An outer conductor terminal (22) includes a body (28) surrounding an outer periphery of an inner conductor terminal (21) and having a rear opening and a lid (29) for closing the opening of the body (28). Body-side locks (43) are provided on side surfaces of the body (28). The lid (29) has side portions (52) for covering the side surfaces of the body (28). The side portions (52) are provided with front abutting portions (54) contacting the body-side locks (43) from the front. The lid (29) has rear abutting portions (56) contacting the body-side locks (43) from behind to sandwich the body-side lock portions (43) between the front abutting portions (54) and the rear abutting portions (56) and to hold the lid (29). The body-side locks (43) include contact portions (45) that contact the rear abutting portions (56) with resilient forces.
    Type: Application
    Filed: February 18, 2020
    Publication date: August 27, 2020
    Inventors: Norihito Hashimoto, Keisuke Kanemura, Motoki Kubota, Liping Kang, Shohei Mitsui, Wataru Yamanaka, Masanobu Kasuga, Ai Hirano, Shinobu Wakahara
  • Publication number: 20200274299
    Abstract: A shield terminal (20) includes an inner conductor terminal (21) and an outer conductor terminal (22) surrounding the inner conductor terminal (21). The outer conductor terminal (21) has a pull-out opening (46) through which an inner conductor connecting piece (26) of the inner conductor terminal (21) is pulled toward a circuit board (90). The outer conductor terminal (22) includes outer conductor connecting pieces that face the pull-out opening (46) and that include first and second outer conductor connecting pieces (53, 54) located on both sides across the inner conductor connecting piece (26) in a plan view and a third outer conductor connecting piece (42) that faces the inner conductor connecting piece (26) in a direction orthogonal to an arrangement direction of the first and second outer conductor connecting pieces (53, 54) at a position between the first and second outer conductor connecting pieces (53, 54) in the arrangement direction.
    Type: Application
    Filed: February 18, 2020
    Publication date: August 27, 2020
    Inventors: Norihito Hashimoto, Shohei Mitsui, Liping Kang, Motoki Kubota, Masanobu Kasuga, Wataru Yamanaka, Keisuke Kanemura, Ai Hirano, Shinobu Wakahara
  • Publication number: 20200274265
    Abstract: A shield terminal (20) includes an inner conductor terminal (21) and an outer conductor terminal (30) surrounding the inner conductor terminal (21) and having a tubular fitting portion (400 to which a mating outer conductor (130) is fit. The tubular fitting portion (40) includes butting edges (41) to be butted against each other on both circumferential edge parts (41A, 41B), fixed contact point portions (42) formed to have an embossed shape in a butting-side half circumference portion (C1), the fixed contact point portions (42) contacting the mating outer conductor (130), and resilient contact portions (51) formed by cutting and raising parts of an opposite-side half circumference portion (C2) on a side opposite to the butting-side half circumference portion (C1), the resilient contact portions (51) resiliently contacting the mating outer conductor (130).
    Type: Application
    Filed: February 27, 2020
    Publication date: August 27, 2020
    Inventors: Norihito Hashimoto, Keisuke Kanemura, Motoki Kubota, Liping Kang, Shohei Mitsui, Wataru Yamanaka, Masanobu Kasuga, Ai Hirano, Ryo Yamada
  • Patent number: 10734762
    Abstract: A connector housing (20) includes a housing body (21) to which a mating connector housing is to be fit from front. A lock arm (40) has front and rear ends fixed to the housing body (21). A lock (42) is provided in a central part of the lock arm (40) in the front-rear direction and is configured to lock the mating connector housing. A pressing surface (43) is on a rear end part of the lock arm (40) and is configured to displace the lock (42) in an unlocking direction by being pressed. A coupling portion (44) couples the pressing surface (43) to the central part of the lock arm (40) in the front-rear direction.
    Type: Grant
    Filed: December 24, 2018
    Date of Patent: August 4, 2020
    Assignee: Sumitomo Wiring Systems, Ltd.
    Inventors: Keisuke Kanemura, Teruo Hara, Hidekazu Matsuda, Ai Hirano, Yuichi Nakanishi, Shohei Mitsui
  • Publication number: 20200220305
    Abstract: An inner conductor terminal (10) is made of a metal plate and includes tubular first terminal portion (11) and second terminal portion (12) each having an opening end. A bent portion (15) links the first and second terminal portions (11, 12) and covers the respective opening ends of the first and second terminal portions (11, 12) by facing the openings. A tab (13) projects from an end of the first terminal portion (11) opposite to the opening end, and a lead (14) projects from an end part of the second terminal portion (12) opposite from the opening end. The inner conductor terminal (10) includes two side panels (16) projecting from the second terminal portion (12) to be located at both sides of the bent portion (15) and covering a clearance between the bent portion (15), the first terminal portion (11) and the second terminal portion (12) from both sides.
    Type: Application
    Filed: January 3, 2020
    Publication date: July 9, 2020
    Inventors: Norihito Hashimoto, Keisuke Kanemura, Motoki Kubota, Liping Kang, Shohei Mitsui, Wataru Yamanaka, Masanobu Kasuga, Ai Hirano
  • Publication number: 20200203864
    Abstract: A board connector includes fixing members (60) to be mounted into a connector housing (10). Each fixing member (60) includes a plate-like housing mounting portion (61) to be arranged along a surface (12) of the connector housing (10) and a board fixing portion (62) connected to the housing mounting portion (61) and to be fixed to a surface of a circuit board (90) by soldering. The housing mounting portion (61) includes a flat plate (63) near the circuit board (90), a flat plate (64) distant from the circuit board (90) and a bent portion (65) between the respective flat plates (63, 64) and bulging in a plate thickness direction with respect to the flat plates (63, 64). The bent portion (65) is provided over an entire width of the housing mounting portion (61) in a plate width direction between the flat plates (63, 64).
    Type: Application
    Filed: December 24, 2019
    Publication date: June 25, 2020
    Inventors: Norihito Hashimoto, Keisuke Kanemura, Motoki Kubota, Liping Kang, Shohei Mitsui, Wataru Yamanaka, Masanobu Kasuga, Ai Hirano
  • Patent number: 10644414
    Abstract: A terminal fitting (T) includes an inner conductor (11) and an outer conductor (12). The inner conductor (11) has a mating connecting portion (15) to be connected to a mating terminal fitting and a center conductor crimping portion (16) to be crimped to a center conductor of a shielded cable. The outer conductor (12) has a tubular portion (19) configured to surround the mating connecting portion (15). A coupling (21) is behind the tubular portion (19). The center conductor crimping portion is inside the coupling (21). A shield crimping portion (22) is behind the coupling (21) and is to be crimped to a shield layer of the shielded cable. A conductive member (60) extends in a front-rear direction and includes a bridge (61) to electrically contact the tubular portion (19) and the shield crimping portion (22) across the coupling (21).
    Type: Grant
    Filed: December 24, 2018
    Date of Patent: May 5, 2020
    Assignee: Sumitomo Wiring Systems, Ltd.
    Inventors: Keisuke Kanemura, Shohei Mitsui, Hidekazu Matsuda, Yuichi Nakanishi, Ai Hirano
  • Patent number: 10644416
    Abstract: A connector (C) includes a housing (60), a terminal fitting (10) and a retainer (80). The housing (60) includes a cavity (64) extending in a front-rear direction and a retainer insertion hole (72) intersecting and communicating with the cavity and open in an outer surface. The terminal fitting (10) is inserted into the cavity (64) from behind, and a stabilizer configured to guide an inserting operation into the cavity (64) and restrict the inserting operation in an erroneous posture projects on an outer side. The retainer (80) is inserted into the retainer insertion hole (72) and include a retaining portion (85) configured to face the stabilizer from behind.
    Type: Grant
    Filed: December 24, 2018
    Date of Patent: May 5, 2020
    Assignee: Sumitomo Wiring Systems, Ltd.
    Inventors: Keisuke Kanemura, Shohei Mitsui, Hidekazu Matsuda, Yuichi Nakanishi, Ai Hirano
  • Patent number: 10594057
    Abstract: A terminal fitting (T) includes an inner conductor (11) having a center conductor crimping portion (18) to be crimped to a center conductor of a shielded cable (W) and an outer conductor (12) having a coupling (35). The center conductor crimping portion (18) is disposed inside the coupling by assembling the inner conductor (11). Openings (43, 44) open in the coupling (35) and enable tools to be applied to the center conductor crimping portion. A shield crimping portion (36) is connected to the coupling (35) and to be crimped to a shield layer of the shielded cable W. A dielectric (13) is interposed between the outer and inner conductors (12, 11), and a cover (14) is configured to close the openings (43, 44) and electrically contact the outer conductor (12). The cover (14) has locking pieces (96) that are to be bent and locked into a locking hole (47) of the shield crimping portion (36).
    Type: Grant
    Filed: December 24, 2018
    Date of Patent: March 17, 2020
    Assignee: Sumitomo Wiring Systems, Ltd.
    Inventors: Keisuke Kanemura, Shohei Mitsui, Yuichi Nakanishi, Ai Hirano
  • Patent number: 10594056
    Abstract: A terminal fitting (T) includes an inner conductor (11), an outer conductor (12) and a dielectric (13) interposed between these conductors. The inner conductor (11) is connected to a core (51) of a shielded cable (W). The outer conductor (12) includes two shield crimping pieces (45) deformable along an outer periphery of a braided wire (53) of the shielded cable (W). Further, the terminal fitting (T) includes a cover (14) including a shield-side surrounding portion (84) for surrounding the shield crimping pieces (45) along outer peripheries thereof.
    Type: Grant
    Filed: December 24, 2018
    Date of Patent: March 17, 2020
    Assignee: Sumitomo Wiring Systems, Ltd.
    Inventors: Keisuke Kanemura, Yuichi Nakanishi, Ai Hirano, Shohei Mitsui
  • Publication number: 20190199008
    Abstract: A connector (C) includes a housing (60), a terminal fitting (10) and a retainer (80). The housing (60) includes a cavity (64) extending in a front-rear direction and a retainer insertion hole (72) intersecting and communicating with the cavity and open in an outer surface. The terminal fitting (10) is inserted into the cavity (64) from behind, and a stabilizer configured to guide an inserting operation into the cavity (64) and restrict the inserting operation in an erroneous posture projects on an outer side. The retainer (80) is inserted into the retainer insertion hole (72) and include a retaining portion (85) configured to face the stabilizer from behind.
    Type: Application
    Filed: December 24, 2018
    Publication date: June 27, 2019
    Inventors: Keisuke Kanemura, Shohei Mitsui, Hidekazu Matsuda, Yuichi Nakanishi, Ai Hirano
  • Publication number: 20190199006
    Abstract: A terminal fitting (T) includes an inner conductor (11) and an outer conductor (12). The inner conductor (11) has a mating connecting portion (15) to be connected to a mating terminal fitting and a center conductor crimping portion (16) to be crimped to a center conductor of a shielded cable. The outer conductor (12) has a tubular portion (19) configured to surround the mating connecting portion (15). A coupling (21) is behind the tubular portion (19). The center conductor crimping portion is inside the coupling (21). A shield crimping portion (22) is behind the coupling (21) and is to be crimped to a shield layer of the shielded cable. A conductive member (60) extends in a front-rear direction and includes a bridge (61) to electrically contact the tubular portion (19) and the shield crimping portion (22) across the coupling (21).
    Type: Application
    Filed: December 24, 2018
    Publication date: June 27, 2019
    Inventors: Keisuke Kanemura, Shohei Mitsui, Hidekazu Matsuda, Yuichi Nakanishi, Ai Hirano
  • Publication number: 20190199013
    Abstract: A terminal fitting (T) includes an inner conductor (11), an outer conductor (12) and a dielectric (13) interposed between these conductors. The inner conductor (11) is connected to a core (51) of a shielded cable (W). The outer conductor (12) includes two shield crimping pieces (45) deformable along an outer periphery of a braided wire (53) of the shielded cable (W). Further, the terminal fitting (T) includes a cover (14) including a shield-side surrounding portion (84) for surrounding the shield crimping pieces (45) along outer peripheries thereof.
    Type: Application
    Filed: December 24, 2018
    Publication date: June 27, 2019
    Inventors: Keisuke Kanemura, Yuichi Nakanishi, Ai Hirano, Shohei Mitsui
  • Publication number: 20190199014
    Abstract: A terminal fitting (T) includes an inner conductor (11) having a center conductor crimping portion (18) to be crimped to a center conductor of a shielded cable (W) and an outer conductor (12) having a coupling (35). The center conductor crimping portion (18) is disposed inside the coupling by assembling the inner conductor (11). Openings (43, 44) open in the coupling (35). A shield crimping portion (36) is connected to the coupling (35) and to be crimped to a shield layer of the shielded cable W. A dielectric (13) is interposed between the outer and inner conductors (12, 11), and a cover (14) is configured to close the openings (43, 44) and electrically contact the outer conductor (12).
    Type: Application
    Filed: December 24, 2018
    Publication date: June 27, 2019
    Inventors: Keisuke Kanemura, Shohei Mitsui, Yuichi Nakanishi, Ai Hirano
  • Publication number: 20190199036
    Abstract: A connector housing (20) includes a housing body (21) to which a mating connector housing is to be fit from front. A lock arm (40) has front and rear ends fixed to the housing body (21). A lock (42) is provided in a central part of the lock arm (40) in the front-rear direction and is configured to lock the mating connector housing. A pressing surface (43) is on a rear end part of the lock arm (40) and is configured to displace the lock (42) in an unlocking direction by being pressed. A coupling portion (44) couples the pressing surface (43) to the central part of the lock arm (40) in the front-rear direction.
    Type: Application
    Filed: December 24, 2018
    Publication date: June 27, 2019
    Inventors: Keisuke Kanemura, Teruo Hara, Hidekazu Matsuda, Ai Hirano, Yuichi Nakanishi, Shohei Mitsui
  • Patent number: 9595770
    Abstract: A terminal fitting (20) includes a rectangular tubular main body (30) with a bottom wall (30A), side walls (30B, 30C) extending from opposite sides of the bottom wall (30A) and a ceiling wall (30D, 30E) facing the bottom wall (30A). A main spring (31) is in the main body (30) and resiliently contacts a mating terminal. An auxiliary spring (35) is cantilevered from the bottom wall (30A) and into the main body (30) for contacting the main spring (31) from a side opposite the mating terminal. Protection walls (36) are formed on ends of the side walls (30B, 30C) on the side of the bottom wall (30A) for laterally covering the auxiliary spring (35). Chamfered portions (37) are formed on surfaces of the protection walls (36) for contacting an inner wall (52) of a hole (51) of a collective rubber plug (50).
    Type: Grant
    Filed: November 6, 2014
    Date of Patent: March 14, 2017
    Assignee: SUMITOMO WIRING SYSTEMS, LTD.
    Inventors: Takashi Nagasaki, Shohei Mitsui