Patents by Inventor Kentaro Nagai
Kentaro Nagai 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: 6443767Abstract: In a connector with an integral cover in which a cover (13) is provided continuously with a housing body (12) via a returning hinge (17), in a region near a pivot point rotation via the returning hinge (17) a holding hinge (18) is provided, wherein the cover is temporarily held to the housing body (12) in the opened condition, and wherein forcible deformation is done to use the returning hinge (17) to allow movement of the cover (13) to a close position. Housing parts each housing the returning hinge (17) and holding hinge (18) when the cover (13) is closed are provided on the housing body (12).Type: GrantFiled: August 4, 2000Date of Patent: September 3, 2002Assignee: Yazaki CorporationInventor: Kentaro Nagai
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Patent number: 6443758Abstract: A terminal holding structure of a flat circuit body includes: a flat circuit body having a plurality of conductors and insulating; a plurality of terminals provided on a terminal portion of the flat circuit body; and a connector housing having a plurality of terminal housing chambers for housing the plural terminals. In the above structure, the flat circuit body is formed with holding openings on portions on the terminal portion where the conductors are not located. Furthermore, the connector housing is detachably provided with a spacer which has engagement portions for engaging with the holding openings.Type: GrantFiled: January 25, 2001Date of Patent: September 3, 2002Assignee: Yazaki CorporationInventor: Kentaro Nagai
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Publication number: 20020106929Abstract: A switch accommodating recess (13) capable of accommodating a switch assembly (30) and a wire accommodating recess (15) capable of positioning an FFC (20) which is electrically connected to a room lamp are provided in a vehicle compartment-side surface of an insulating housing 11 in the room lamp which is fitted in a lamp fitting window having an opening in a roof trim covering a vehicle body panel. At the same time as bus bars (21) are mounted on the vehicle compartment-side surface of the insulating housing (11), press-connecting terminals (21b) are subjected topress fitting connection to the FFC (20) positioned in the wire accommodating recess (15).Type: ApplicationFiled: February 5, 2002Publication date: August 8, 2002Applicant: YAZAKI CORPORATIONInventor: Kentaro Nagai
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Patent number: 6428345Abstract: A housing includes a housing body and a cover. The housing body defines a terminal accommodation chamber for accommodating a terminal connected to the terminal end of a circuit body. The housing body and the cover include respective bent holding parts holding therebetween the circuit body extending from the terminal, bending the circuit body in a thickness direction thereof when the cover covers the housing body for locking.Type: GrantFiled: January 26, 2001Date of Patent: August 6, 2002Assignee: Yazaki CorporationInventors: Masahiro Sawayanagi, Kentaro Nagai, Keiichi Ito, Kazuyuki Shiraki, Isao Yoneyama
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Publication number: 20020096423Abstract: A lamp unit (21) for mounting in a lamp mounting window in an interior wall member includes a bulb (27), mounted on an insulating housing (25), a wire connecting conductor (29), having a wire connecting terminal portion (29) for connection to an FFC (28), installed on a vehicle body panel-side of the interior wall member, and a power supply-side bulb contact portion (29b) electrically connected to one electrode (27a) of the bulb (27), and a switch connecting conductor (33) having a switch contact portion, connected to a switch unit (31), and a grounding-side bulb contact portion (33a) electrically connected the other electrode (27b) of the bulb (27). The relative positional relation between the electrodes (27a, 27b) of the bulb (27) on the insulating housing (25) is so determined that the one electrode (27a) of the bulb (27) is disposed remote from the wire connecting terminal portion (29a).Type: ApplicationFiled: January 18, 2002Publication date: July 25, 2002Applicant: YAZAKI CORPORATIONInventor: Kentaro Nagai
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Patent number: 6409551Abstract: There is provided a press-fit connector 20 in which connecting faces 21a and 22a of a cover 21 and a 22 are moved in a direction in which both the connecting faces approach each other and moved to connecting position, the connector housing 22 is provided with a plurality of partition walls 24 for partitioning the housing into terminal accommodating chambers 23, the cover 21 is also provided with a plurality of partition walls at positions opposed to the former partitioning walls, both the partitioning walls 24 move in a direction in which they approach each other when the connecting faces moved to the connecting position, and tip end faces of both the partitioning walls 24 roughly abut against each other at the connecting position.Type: GrantFiled: August 4, 2000Date of Patent: June 25, 2002Assignee: Yazaki CorporationInventor: Kentaro Nagai
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Patent number: 6402568Abstract: In a combined-type connector, two connector housings 21 and 22 are connected together in such a manner that opposed connecting surfaces 21aand 22a of the two connector housings are held against each other, and a plurality of partition walls 24 are formed on the upper connector housing 21, and separate terminal storage chambers 23, each receiving a terminal 26, from one another, and a plurality of partition walls 33 are formed on the lower connector housing 22 so as to be opposed to the partition walls 24, respectively. In a connecting position of the two connector housings 21 and 22, distal end surfaces of the partition walls 24 are substantially abutted respectively against distal end surfaces of the partition walls 33.Type: GrantFiled: March 1, 2000Date of Patent: June 11, 2002Assignee: Yazaki CorporationInventor: Kentaro Nagai
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Patent number: 6394836Abstract: A terminal connection structure for a flat circuit belt includes a flexible flat cable (FFC) (21) and a plurality of connection terminals (22) fixed to the end portion of the FFC 21. The FFC comprises a plurality of conductive strips (23) arranged in parallel to each other at a predetermined interval, and a pair of base films (24) sandwiching the conductive films. Each connection terminal corresponds to one of the conductive strip. The connection terminal has a base plate (28) and projections (31) rising from the longitudinal edges of the base plate so as to face each other with the base plate between them. The projections pierce through the associated conductive strip. The tips of the facing projections are bent and caulked each other. Each projection has a groove (31A) in its inner face, and the edges of the conductive film are pressed into the grooves of the facing projections.Type: GrantFiled: January 8, 2001Date of Patent: May 28, 2002Assignee: Yazaki CorporationInventor: Kentaro Nagai
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Publication number: 20020041496Abstract: A connection portion (13) of an FFC (12) to be preliminarily arranged on a roof trim (10) is weld-fixed to cable connecting portions (25a, 26a) of a bus bar (25) and a spring terminal (26) of a room lamp (20). Simultaneously with the arrangement of the FFC (12) on a vehicle-body-panel-side portion of the roof trim, the room lamp (20) is mounted in the lamp mounting window.Type: ApplicationFiled: September 28, 2001Publication date: April 11, 2002Applicant: YAZAKI CORPORATIONInventors: Yuji Hatagishi, Toshiaki Okabe, Kentaro Nagai, Kenji Oishi, Kazuyuki Shiraki, Isao Yoneyama, Goro Takahashi
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Publication number: 20020028597Abstract: A lamp unit attached to a lamp-attaching window provided in a roof trim for covering a vehicle body panel comprises a lamp functional portion composed of a reflector (31), a switch unit (33) and a bulb, and a design portion that is a cover lens. For each of bus bars (50, 60, 70) of the switch unit (33), there are provided each of round conductor connecting portions (52, 62, 72) according to a FFC (40) having round conductors fixed to the respective bus bars (50, 60, 70), and each of flat conductor connecting portions (55, 65, 75) according to a FFC having flat conductors.Type: ApplicationFiled: August 10, 2001Publication date: March 7, 2002Applicant: YAZAKI CORPORATIONInventor: Kentaro Nagai
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Publication number: 20020027783Abstract: When an interior lamp (10) is mounted in a lamp mounting window (41) in a roof trim (40), press-connecting terminals (25a) of bus bars (25), mounted on a lower surface of a switch unit (20), are disposed on a lower surface of an insulating housing (24), and the electrically-connecting portions, electrically connected to an FFC (30), are disposed on the interior-side of the switch unit (20) directed toward the interior.Type: ApplicationFiled: September 5, 2001Publication date: March 7, 2002Applicant: YAZAKI CORPORATIONInventor: Kentaro Nagai
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Publication number: 20020028611Abstract: A primary compact is formed as a resin article by using a single die to thereby integrally mold a connector housing, a rear holder, and a lock spacer so that the attaching directions of such parts are the same direction. In an assembling process, the connector housing is detached from the primary compact. Subsequently, the rear holder adjoining the connector housing is detached from a sub-runner. Then, a terminal slipping-off preventing piece of the rear holder is inserted into a terminal insertion opening of the connector housing from above the terminal insertion opening. Thereafter, the lock spacer adjoining the rear holder is detached from the sub-runner and inserted into a latching concave portion of the connector housing from above in such a manner as to be in a temporarily caught state. Thus, the parts are assembled into a connector.Type: ApplicationFiled: September 6, 2001Publication date: March 7, 2002Applicant: YAZAKI CORPORATIONInventors: Yuji Hatagishi, Kentaro Nagai
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Publication number: 20020027784Abstract: A lamp unit for mounting in a lamp mounting window formed in an interior wall member covering a vehicle body panel, the lamp unit includes: a wire connection terminal; a wire fastened to the wire connection terminal and installed on the interior wall member; and bent portions formed respectively at portions of the wire adjacent to the lamp unit so that the bent portions are engaged respectively with predetermined positioning projections formed on a fastening stand for positioning the wire to a wire connection portion of the wire connection terminal.Type: ApplicationFiled: September 5, 2001Publication date: March 7, 2002Applicant: YAZAKI CORPORATIONInventors: Kentaro Nagai, Yuji Hatagishi
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Publication number: 20020025712Abstract: A first connector (3) includes: a first housing (12); and a pair of rotary members (13) supported on the first housing (12) for rotating in opposite directions to each other. Rotary members (13) each include: a first engagement member (21, 22); and a second connector (4) configured to be mated with the first connector (3). The second connector (4) includes a second housing (27) configured to be mated with the first housing (12). The second housing (12) includes a pair of first mating engagement members (36). First mating engagement members (36) are each configured to be abutted on the first engagement member for rotating a rotary member (13) and to be locked with the first engagement member (21, 22). The second housing (27) includes a pair of cuts (35). Cuts (35) each are for inserting the rotary member (13) thereinto when the rotary member (13) rotates.Type: ApplicationFiled: August 28, 2001Publication date: February 28, 2002Applicant: Yazaki CorporationInventors: Shinji Mochizuki, Kentaro Nagai
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Patent number: 6341977Abstract: A pressure-contact terminal includes: a contact portion formed on a tip end side of the pressure-contact terminal; and an electric wire connecting portion formed on a rear end side of the pressure-contact terminal have a bottom plate and a pair of side plates which are formed with a plurality of pairs of pressure-contact portions. In the construction, at least a pair of pressure-contact portions of the plurality of pairs of the pressure-contact portions has a pair of pressure-contact blades. Each of the pair of pressure-contact blades includes: a pressure-contact blade main body cut and bent up from the side plates; a blade portion formed on an outer periphery of the pressure-contact blade main body to cut a cover portion of a covered electric wire; a contact portion continuously formed from the blade portion to be in contact with a core of the covered electric wire; and a core retaining portion for retaining the core.Type: GrantFiled: October 25, 2000Date of Patent: January 29, 2002Assignee: Yazaki CorporationInventors: Kentaro Nagai, Junko Ishida
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Patent number: 6340316Abstract: A connector housing has an opening for pressure contacting an insulated wire to an insulation displacing terminal in a terminal accommodating chamber. A housing body has an upper wall and a lower wall one of which defines the opening. A cover is for closing the opening and is connected integrally to the housing body through a hinge. An engagement projection is fixed to an outer surface of the cover at a position opposite to the hinge. When a set of insulation-displacement connectors is joined, the engagement projection is fitted in an engagement recessed part formed on an opposing surface of a mating connector, so that the connector housing and the mating connector are joined with each other. Insulation-displacement connectors are stacked in a vertical direction and each has the engagement projection formed to the cover.Type: GrantFiled: August 4, 2000Date of Patent: January 22, 2002Assignee: Yazaki CorporationInventor: Kentaro Nagai
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Publication number: 20010053631Abstract: A connector housing has an opening for pressure contacting an insulated wire to an insulation displacing terminal in a terminal accommodating chamber. A housing body has an upper wall and a lower wall one of which defines the opening. A cover is for closing the opening and is connected integrally to the housing body through a hinge. An engagement projection is fixed to an outer surface of the cover at a position opposite to the hinge. When a set of insulation-displacement connectors is joined, the engagement projection is fitted in an engagement recessed part formed on an opposing surface of a mating connector, so that the connector housing and the mating connector are joined with each other. Insulation-displacement connectors are stacked in a vertical direction and each has the engagement projection formed to the cover.Type: ApplicationFiled: August 4, 2000Publication date: December 20, 2001Inventor: Kentaro Nagai
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Patent number: 6309241Abstract: A branch connection structure includes a flexible flat cable (FFC)(21) and connection terminals (22) attached to the middle of the FFC. The FFC comprises conductive strips (23) arranged in parallel to each other at a predetermined interval, and a pair of insulating films (24) sandwiching the conductive strips. One or more slits (25) extend between any two adjacent conductive strips to define a plurality of separated regions (27) in the middle of the FFC, each region including one of the conductive strips. The connection terminal has conductive teeth (31) and a pair of retainers (30) positioned on both sides of the conductive teeth. The conductive teeth pierce through the conductive strip of the separated region from the rear surface of the FFC, and the tips of the conductive teeth are bent so as to pierce again into the conductive strip from the top surface of the separated region.Type: GrantFiled: January 5, 2001Date of Patent: October 30, 2001Assignee: Yazaki CorporationInventor: Kentaro Nagai
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Patent number: 6305970Abstract: A plurality of terminals 22 are fixedly press-connected to an end portion of the flat circuitry 21 in electrically connected relation respectively to conductors 21a, and the terminals 22 are inserted respectively into terminal receiving chambers 24 in a connector housing 23. Slits 26 are formed through the end portion of the flat circuitry 21 in such a manner that the slit is arranged between any two adjacent conductors 21a, and extends from the distal end of the flat circuitry to a position beyond press-connecting portions 25 of the terminals.Type: GrantFiled: November 22, 2000Date of Patent: October 23, 2001Assignee: Yazaki CorporationInventors: Kentaro Nagai, Yasumichi Kuwayama, Shinji Mochizuki, Akira Sugiyama
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Publication number: 20010029129Abstract: A housing includes a housing body and a cover. The housing body defines a terminal accommodation chamber for accommodating a terminal connected to the terminal end of a circuit body. The housing body and the cover include respective bent holding parts holding therebetween the circuit body extending from the terminal, bending the circuit body in a thickness direction thereof when the cover covers the housing body for locking.Type: ApplicationFiled: January 26, 2001Publication date: October 11, 2001Inventors: Masahiro Sawayanagi, Kentaro Nagai, Keiichi Ito, Kazuyuki Shiraki, Isao Yoneyama