Patents by Inventor Keizo Nishitani
Keizo Nishitani 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: 6841748Abstract: In a flexible switch, a circuit member having an electrode is provided on a adhesive sheet. A spacer sheet, having a through hole situated so as to correspond to the electrode on the circuit member, is provided on the circuit member. A front sheet, having a projected portion, is provided on the spacer sheet, in which a contact portion provided on an inner face of the projected portion is brought into contact with the electrode through the through hole in the circuit member when the projected portion is depressed. At least one of the adhesive sheet, the circuit member, the spacer sheet, and the front sheet has flexibility.Type: GrantFiled: December 4, 2003Date of Patent: January 11, 2005Assignee: Yazaki CorporationInventors: Yasuyoshi Serizawa, Minoru Kubota, Keizo Nishitani, Kenichiro Kawaguchi
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Publication number: 20040129549Abstract: In a flexible switch, a circuit member having an electrode is provided on a adhesive sheet. A spacer sheet, having a through hole situated so as to correspond to the electrode on the circuit member, is provided on the circuit member. A front sheet, having a projected portion, is provided on the spacer sheet, in which a contact portion provided on an inner face of the projected portion is brought into contact with the electrode through the through hole in the circuit member when the projected portion is depressed. At least one of the adhesive sheet, the circuit member, the spacer sheet, and the front sheet has flexibility.Type: ApplicationFiled: December 4, 2003Publication date: July 8, 2004Applicant: YAZAKI CORPORATIONInventors: Yasuyoshi Serizawa, Minoru Kubota, Keizo Nishitani, Kenichiro Kawaguchi
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Patent number: 6700086Abstract: In a flexible switch, a circuit member having an electrode is provided on a adhesive sheet. A spacer sheet, having a through hole situated so as to correspond to the electrode on the circuit member, is provided on the circuit member. A front sheet, having a projected portion, is provided on the spacer sheet, in which a contact portion provided on an inner face of the projected portion is brought into contact with the electrode through the through hole in the circuit member when the projected portion is depressed. At least one of the adhesive sheet, the circuit member, the spacer sheet, and the front sheet has flexibility.Type: GrantFiled: August 7, 2002Date of Patent: March 2, 2004Assignee: Yazaki CorporationInventors: Yasuyoshi Serizawa, Minoru Kubota, Keizo Nishitani, Kenichiro Kawaguchi
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Patent number: 6678946Abstract: An upper surface of a bottom surface (31) of a lower casing (30), covering a lower surface of an FPC (23), is made flat so as not to hinder a coating operation in which solder paste is coated to the upper surface of the FPC (23) by a squeegee. This lower casing is made of a heat-resistant insulative material, and the lower casing is charged into a solder reflow furnace, with electronic parts (25) attached to the FPC (23).Type: GrantFiled: November 15, 2001Date of Patent: January 20, 2004Assignee: Yazaki CorporationInventors: Yasuyoshi Serizawa, Kenji Iwasaki, Minoru Kubota, Keizo Nishitani
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Patent number: 6669501Abstract: A standard circuit unit (200) for a vehicle door includes a first flexible printed circuit member (220a), having a standard switch circuit portion for controlling the operation of a power window drive mechanism, an input/output signal wire (220b), which forms a lead portion for connecting the first flexible printed circuit member (220a) to a host door control unit, and an input/output signal wire (220c) which forms a lead portion for connecting the first flexible printed circuit member (220a) to a courtesy lamp mechanism (13) on a door trim (10). The first flexible printed circuit members (220a) and the input/output signal wires (220b, 220c) are produced separately from each other, and thereafter are fixedly secured to each other by piercing terminals, and therefore are electrically connected together.Type: GrantFiled: November 21, 2001Date of Patent: December 30, 2003Assignee: Yazaki CorporationInventors: Yasuyoshi Serizawa, Minoru Kubota, Keizo Nishitani
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Patent number: 6583990Abstract: A flexible first circuit member (10) includes conductors (11) wired thereto. The conductors (11) include a first conductor group (12). The first circuit member defines an opening (14) having a first edge part (14d). The first conductor group (12) terminates at the first edge part (14d). A flexible second circuit member (13) is electrically connected to first conductor group (12) at the first edge part (14d).Type: GrantFiled: October 29, 2001Date of Patent: June 24, 2003Assignee: Yazaki CorporationInventors: Yasuyoshi Serizawa, Takahiko Suzuki, Keizo Nishitani
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Patent number: 6528742Abstract: A flexible printed circuit (FPC) (23) and a rubber contact (27), superposed on this FPC (23), are received and held in a lower casing (30) and an upper casing (40), and key tops (29a to 29g) are mounted on the upper casing (40), and can open and close respective switch contacts (23a), provided on the FPC (23), through the rubber contact (27). Those portions of an upper surface of a bottom wall (31) of the lower casing (30), opposed respectively to switch-mounting portions (43a to 43e) of the upper casing (40), are defined by flat surfaces, respectively, and electronic parts (25) are mounted in a concentrated manner on those regions of the FPC (23) disposed respectively on the flat surfaces (34) of the lower casing (30).Type: GrantFiled: November 15, 2001Date of Patent: March 4, 2003Assignee: Yazaki CorporationInventors: Yasuyoshi Serizawa, Minoru Kubota, Keizo Nishitani
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Publication number: 20030029709Abstract: In a flexible switch, a circuit member having an electrode is provided on a adhesive sheet. A spacer sheet, having a through hole situated so as to correspond to the electrode on the circuit member, is provided on the circuit member. A front sheet, having a projected portion, is provided on the spacer sheet, in which a contact portion provided on an inner face of the projected portion is brought into contact with the electrode through the through hole in the circuit member when the projected portion is depressed.Type: ApplicationFiled: August 7, 2002Publication date: February 13, 2003Applicant: YAZAKI CORPORATIONInventors: Yasuyoshi Serizawa, Minoru Kubota, Keizo Nishitani, Kenichiro Kawaguchi
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Patent number: 6513959Abstract: In a vehicle ceiling-mounting electric equipment assembly of the invention, an FPC (12) is welded by heat to a casing (11) of a lamp unit (2), and an FFC (16) for external connection is electrically connected to the FPC (12) by press-clamping or welding. Switches (13) and lamp socket holes (14a) are provided at the FPC (12). An end portion of the FPC (12) is folded to be inserted into a fitting portion (11a) of a recess-shape in which an optional member (26) can be mounted, and a circuit pattern is exposed to a side surface of the fitting portion (11a) to form a connection portion. Therefore, the compact, lightweight design can be achieved, and parts, such as a connector, are unnecessary, thus reducing the number of the component parts.Type: GrantFiled: December 13, 2000Date of Patent: February 4, 2003Assignee: Yazaki CorporationInventors: Yasuyoshi Serizawa, Atsuyoshi Yamagushi, Keizo Nishitani
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Publication number: 20020139344Abstract: In a built-in engine type control apparatus which is coupled to electric parts attached to the outer periphery of an engine and has a branch circuit, the apparatus includes a cylinder head cover (4) formed by heat resistant insulating material, and a bus bar circuit body (8) which is buried in the cylinder head cover and in which a branch circuit portion (9) is formed and a plurality of contact points (10a to 10g) to be coupled to the electric parts are formed integrally with terminals, wherein connector fitting portions (12a to 12f) are provided at the peripheries of the plurality of the contact points, respectively, and a connector 37 coupled to electric parts such as a temperature detection sensor (30a), a cam shaft phase detection sensor (30b) etc. is fitted into the connector fitting portions (12a to 12f).Type: ApplicationFiled: April 1, 2002Publication date: October 3, 2002Applicant: YAZAKI CORPORATIONInventors: Masashi Kitada, Haruhiko Sato, Keizo Nishitani
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Patent number: 6455950Abstract: A standard circuit unit 20 for controlling standard electronic equipment (such as a power window drive mechanism), mounted on a door trim 10, is separate from an optional circuit unit 30 for controlling an optional electronic equipment (e.g. a power seat-adjusting mechanism) optionally mounted on the door trim. A switch circuit board 22, 32 is integrally formed in a predetermined pattern on an extension of an input/output signal conductor portion 22b, 32b of an FPC body of each of the two circuit units 20 and 30. First and second electric connectors 25 and 26, provided respectively at distal ends of the input/output signal conductor portions 22b and 32b, can be combined together with a one-touch operation, and operating signals are inputted from a door control unit via these electric connectors so as to output switch signals for effecting the on-off control of the electronic equipments.Type: GrantFiled: June 16, 2000Date of Patent: September 24, 2002Assignee: Yazaki CorporationInventors: Keizo Nishitani, Yasuyoshi Serizawa
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Publication number: 20020064031Abstract: A standard circuit unit (200) for a vehicle door includes a first flexible printed circuit member (220a), having a standard switch circuit portion for controlling the operation of a power window drive mechanism, an input/output signal wire (220b), which forms a lead portion for connecting the first flexible printed circuit member (220a) to a host door control unit, and an input/output signal wire (220c) which forms a lead portion for connecting the first flexible printed circuit member (220a) to a courtesy lamp mechanism (13) on a door trim (10). The first flexible printed circuit members (220a) and the input/output signal wires (220b, 220c) are produced separately from each other, and thereafter are fixedly secured to each other by piercing terminals, and therefore are electrically connected together.Type: ApplicationFiled: November 21, 2001Publication date: May 30, 2002Applicant: YAZAKI METER CO., LTD.Inventors: Yasuyoshi Serizawa, Minoru Kubota, Keizo Nishitani
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Publication number: 20020060146Abstract: An FPC (23) and a rubber contact (27), superposed on this FPC (23), are received and held in a lower casing 30 and an upper casing (40), and key tops (29a to 29g) are mounted on the upper casing (40), and can open and close respective switch contacts (23a), provided on the FPC (23), through the rubber contact (27). Those portions of an upper surface of a bottom wall (31) of the lower casing (30), opposed respectively to switch-mounting portions (43a to 43e) of the upper casing (40), are defined by flat surfaces, respectively, and electronic parts (25) are mounted in a concentrated manner on those regions of the FPC (23) disposed respectively on the flat surfaces (34) of the lower casing (30).Type: ApplicationFiled: November 15, 2001Publication date: May 23, 2002Applicant: YAZAKI CORPORATIONInventors: Yasuyoshi Serizawa, Minoru Kubota, Keizo Nishitani
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Publication number: 20020057557Abstract: An upper surface of a bottom surface (31) of a lower casing (30), covering a lower surface of an FPC (23), is made flat so as not to hinder a coating operation in which solder paste is coated to the upper surface of the FPC (23) by a squeegee. This lower casing is made of a heat-resistant insulative material, and the lower casing is charged into a solder reflow furnace, with electronic parts (25) attached to the FPC (23).Type: ApplicationFiled: November 15, 2001Publication date: May 16, 2002Applicant: YAZAKI CORPORATIONInventors: Yasuyoshi Serizawa, Kenji Iwasaki, Minoru Kubota, Keizo Nishitani
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Publication number: 20020051345Abstract: A flexible first circuit member (10) includes conductors (11) wired thereto. The conductors (11) include a first conductor group (12). The first circuit member defines an opening (14) having a first edge part (14d). The first conductor group (12) terminates at the first edge part (14d). A flexible second circuit member (13) is electrically connected to first conductor group (12) at the first edge part (14d).Type: ApplicationFiled: October 29, 2001Publication date: May 2, 2002Applicant: YAZAKI CORPORATIONInventors: Yasuyoshi Serizawa, Takahiko Suzuki, Keizo Nishitani
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Patent number: 6274826Abstract: A switch unit is provided, which includes: an operative body being swingingly operably provided; a pair of first switch portions being abuttable on respective end portions of the operative body when the operative body is swingingly operated so as to output signals to raise and lower, respectively, a window glass; a pair of second switch portions arranged apart from a line connecting the pair of first switch portions and nearer a longitudinal middle portion of the operative body than the first switch portions and being abuttable on the operative body when the operative body is swingingly operated so as to output signals to raise and lower, respectively, the window glass; and a pair of supporting portions arranged opposite to the pair of second switch portions with respect to the line, wherein the supporting portions abut on respective portions of the operative body when the first switch portions abut on the respective end portions of the operative body.Type: GrantFiled: October 11, 2000Date of Patent: August 14, 2001Assignee: Yazaki CorporationInventors: Yasuyoshi Serizawa, Minoru Kubota, Keizo Nishitani
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Patent number: 6254042Abstract: Band bodies (31) of bendable harness fastening and fixing bands (30) are formed integrally on the vicinity of an outer surface of a duct partition wall (22a) of an air duct (21) on an instrument panel (20) of a vehicle body. First band retaining rings (24) are formed respectively on those portions of the instrument panel (20) corresponding respectively to the band bodies (31), and second band retaining rings (25) are formed on the outer surface of the air duct partition wall (22a). A series of catching notches (32), arranged in a one-way notched arresting manner, are formed on a reverse surface of the band body (31), and each of the first and second band retaining rings (24) and (25) have a lock portion for engagement with the catching notches (32) to prevent the backward movement of the band body. Any one of several kinds of wire harnesses (40) to (42) of different diameter can be fixed by the use of the first band retaining rings (24).Type: GrantFiled: May 11, 1999Date of Patent: July 3, 2001Assignee: Yazaki CorporationInventors: Naoto Kogure, Kenichiro Kawaguchi, Keizo Nishitani
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Publication number: 20010005083Abstract: In a vehicle ceiling-mounting electric equipment assembly of the invention, an FPC (12) is welded by heat to a casing (11) of a lamp unit (2), and an FFC (16) for external connection is electrically connected to the FPC (12) by press-clamping or welding. Switches (13) and lamp socket holes (14a) are provided at the FPC (12). An end portion of the FPC (12) is folded to be inserted into a fitting portion (11a) of a recess-shape in which an optional member (26) can be mounted, and a circuit pattern is exposed to a side surface of the fitting portion (11a) to form a connection portion. Therefore, the compact, lightweight design can be achieved, and parts, such as a connector, are unnecessary, thus reducing the number of the component parts.Type: ApplicationFiled: December 13, 2000Publication date: June 28, 2001Inventors: Yasuyoshi Serizawa, Atsuyoshi Yamagushi, Keizo Nishitani
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Patent number: 6239392Abstract: A switch unit is provided, which includes: an operative body being swingingly operably provided; a first contact portion being abuttable on one end portion of the operative body when the operative body is swingingly operated; a second contact portion being abuttable on the other end portion of the operative body when the operative body is swingingly operated; a fulcrum piece extending from a middle portion of the operative body in a direction where the operative body comes into contact with and gets off the first and second contact portions; a fulcrum receiving portion facing the fulcrum piece; an elastic support member to support the operative body in a state that the fulcrum piece and the fulcrum receiving portion have a gap therebetween when the operative body is not operated and to permit the fulcrum piece to approach the fulcrum receiving portion when the operative body is operated.Type: GrantFiled: October 11, 2000Date of Patent: May 29, 2001Assignee: Yazaki CorporationInventors: Yasuyoshi Serizawa, Minoru Kubota, Keizo Nishitani
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Patent number: 6229090Abstract: A wire harness fixing structure in an instrument panel, as well as an instrument panel, in which the wire harness can be easily fixed without the use of an adhesive or separate members such as clips, mounting error can be absorbed when fixing the wire harness, and water due to dew condensation and so on can be easily discharged. In the structure for fixing the wire harness (23) in an instrument panel (21), a harness fixing portion (25), including an opening (26) and a fixing portion (27), is provided at a harness installation passage (24) formed in parting engagement surfaces of upper and lower instrument panel members (2) and (22) jointly forming the instrument panel (21), and the harness fixing portion (25) fixes a wire harness (23) installed in the harness installation passage (24). The opening (26) of the harness fixing portion (25) serves as a discharge port for discharging water due to dew condensation, developing in the harness installation passage (24).Type: GrantFiled: June 1, 1999Date of Patent: May 8, 2001Assignee: Yazaki CorporationInventors: Kenichiro Kawaguchi, Naoto Kogure, Masataka Nishijima, Keizo Nishitani