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Hideaki Takehara, Hitachi JP

Hideaki Takehara, Hitachi JP

Patent application numberDescriptionPublished
20090247024CONNECTOR STRUCTURE WITH A U-SHAPED CROSS SECTION HAVING A MALE TERMINAL AND A FEMALE TERMINAL - A male terminal 10-01-2009
20090286418ELECTRICAL CONNECTOR INCLUDING A CONNECTOR HAVING A FIT DETECTION PORTION - An electrical connector includes a first connector including a first interlock terminal, a first connecting terminal, and a first interlock connector for holding the first interlock terminal, and a second connector including a second interlock terminal electrically connected to the first interlock terminal, and a second connecting terminal engaged with the first connecting terminal. The second connector further includes a second interlock connector engaged with the first interlock connector and holding the second interlock terminal, and a fit detecting portion movable in conjunction with the second interlock connector for detecting a fit state of the first connector and the second connector.11-19-2009
20090291586Connector Structure - A connector structure that can be less subject to the vibration of the equipment coupled to the connector is provided. In the inverter apparatus side connector structure, a packing, an insulation member, another packing and a terminal housing are fixed at the outer circumference of the inverter apparatus side terminal with its one end being formed as a male terminal structure having an approximately circular solid cylindrical shape, and the terminal housing is fixed at the inverter apparatus side housing with the dissipation member of vibration. The motor side connector structure is fixed at the motor side housing with the packing, etc. at the outer circumference of the motor side terminal with its one end being formed as a female terminal structure having an approximately circular hollow cylindrical shape.11-26-2009
20090305548ELECTRICAL CONNECTOR - An electrical connector includes a first connector including a first interlock terminal, a first connecting terminal, and a first interlock connector for holding the first interlock terminal, and a second connector including a second interlock terminal electrically connected to the first interlock terminal, and a second connecting terminal engaged with the first connecting terminal. The second connector further includes a second interlock connector engaged with the first interlock connector and holding the second interlock terminal, a fit detecting portion movable in conjunction with the second interlock connector for detecting a fit state of the first connector and the second connector, and a rod for connecting the second interlock connector to the fit detecting portion. The second interlock connector includes an interlock female connector including a U-shaped portion substantially U-shaped in a side cross sectional view. The rod is connected to the interlock female connector at an edge of the U-shaped portion and connected to a lower portion of the fit detecting portion.12-10-2009
20090311899Connector - A connector includes a male connector including plural male terminals, a first body provided with the plural male terminals, and a first terminal housing formed with a first housing opening facing respective ends of the plural male terminals, and a female connector including plural female terminals paired with the plural male terminals, a female terminal box formed with plural female terminal openings facing ends of the plural female terminals respectively, and a second body provided with the plural female terminals and the female terminal box. The connector further includes foreign body preventing means for preventing a foreign body from being mixed into the specified receiving space of the first terminal housing. The foreign body preventing means includes a blocking sheet member enclosed in the specified receiving space of the first terminal housing for blocking or substantially blocking the first housing opening, and plural male terminal openings through which the male terminals pass at specified positions respectively in the blocking sheet member.12-17-2009
20100120284Connector - A connector includes a male connector part composed of a male terminal, a first main body to which the male terminal is attached, and a first terminal housing portion composed of a first housing opening portion in which an end of the male terminal is exhibited and a predetermined housing space in which the male terminal is housed, a female connector part composed of a female terminal into which the male terminal is inserted, the male terminal being electrically connected to the female terminal by fitting the male connector part with the female connector part, a holding means inside the female terminal for holding the male terminal in a vertical direction, and a touch protecting means inside the first terminal housing portion for protecting the male terminal housed in the predetermined housing space from being touched by a foreign body. The touch protecting means includes an insulating portion for covering a part of the male terminal including the end of the male terminal except a part contacting the holding means when the male terminal is inserted into the female terminal, and a pair of projecting portions projecting in the predetermined housing space of the first terminal housing portion and at a position opposite the part contacting the holding means when the male terminal is inserted into the female terminal such that the male terminal is sandwiched therebetween in the vertical direction.05-13-2010
20100130074Male and female connection structure - A male and female connection structure includes a female terminal, and a male terminal to electrically connect to the female terminal by being inserted into a connection position of the female terminal and to electrically disconnect from the female terminal by being withdrawn from the connection position. The female terminal includes a dimple to electrically connect to the male terminal, a male terminal pressing spring disposed opposite the dimple for pressing the male terminal to be inserted on the dimple against the dimple, and a press switching part for switching between a non-pressed state that the male terminal pressing spring does not press the male terminal located in the female terminal and a pressed state that the male terminal pressing spring presses the male terminal located in the female terminal by changing a shape of the male terminal pressing spring. The press switching part switches the non-pressed state to the pressed state, when the male terminal is inserted into the connection position, by using an insertion force applied when the male terminal is inserted into the female terminal, and it switches the pressed state to the non-pressed state, when the male terminal is withdrawn from the connection position, by using a withdrawal force applied when the male terminal is withdrawn from the female terminal.05-27-2010
20100216356Conductor connection structure - A conductor connection structure includes a cable including a stranded conductor composed of twisted plural wire conductors, and an insulating layer formed around the perimeter of the stranded conductor, the cable being connected to a male terminal member; a female terminal including a protruding portion formed by causing the stranded conductor to protrude from the insulating layer at an end of the cable, the female terminal being formed in a cylindrical shape by widening the center of an end of the protruding portion to make the protruding portion hollow, to insert the male terminal member into the protruding portion; and a fastening member slidably provided around the perimeter of the female terminal, to tighten the female terminal when connected to the male terminal member, to fasten the male terminal member.08-26-2010
20110104929Connector - A connector includes a female connector for accommodating a cylindrical and deformable female terminal provided at an end of a cable, a male connector for accommodating a male terminal configured to be inserted into the female terminal, a fastening member provided slidably around an outer periphery of the female terminal, and configured to tighten the female terminal to fasten the male terminal when inserted into the female terminal, and a slide mechanism for sliding the fastening member, which is provided in the female connector.05-05-2011
20110104943Wire harness and method of manufacturing the same - A wire harness includes a cable, a connector comprising an outer housing comprising a resin, a cable insertion hole into which an end portion of the cable is inserted, and a concave portion formed on an insertion side of the cable insertion hole, and a welding member comprising a resin to provide air-tightness between the outer housing and the cable by being welded to the outer housing by ultrasonic welding. The welding member is formed around the cable so as to surround the cable while allowing a gap portion to have a predetermined clearance from the cable, and fitted into the concave portion of the outer housing.05-05-2011
20110130021CONNECTION STRUCTURE - A connection structure includes a male terminal housing with first connecting terminals, a female terminal housing with second connecting terminals, isolating plates in the male terminal housing, a connecting member to thereby collectively fix the first connecting terminals and the second connecting terminals at the contacts therebetween for electrical connections between the first connecting terminals and the second connecting terminals, and manipulation permitting means for permitting manipulation of the connecting member for collectively fixing the first connecting terminals and the second connecting terminals at the contacts therebetween respectively, when the male terminal housing and the female terminal housing are mated with each other in a specified mated state.06-02-2011
20110130022CONNECTION STRUCTURE - A connection structure includes a first terminal housing with first connecting terminals, a second terminal housing with second connecting terminals, isolating plates in the first terminal housing, a connecting member to collectively fix the first connecting terminals and the second connecting terminals at the contacts therebetween for electrical connections between the first connecting terminals and the second connecting terminals. The connecting member further includes a metallic elastic member disposed between the head and the isolating plate adjacent to the head to sequentially press the isolating plates in a stacking direction. The isolating plate adjacent to the head includes a recessed portion formed in a surface to contact the elastic member for accommodating one end of the elastic member pressing the isolating plate adjacent to the head.06-02-2011
20110130023Connection structure for a vehicle - A connector has a first terminal housing with first connecting terminals aligned and accommodated therein, a second terminal housing with second connecting terminals aligned and accommodated therein, isolating plates and a connecting member. Each of the first connecting terminals and each of the second connecting terminals are surface-roughened such that a surface facing to other connecting terminal and composing a contact with the other connecting terminal provides a first frictional coefficient. When each of the isolating plates is adjacent to each of the first connecting terminals, each of the isolating plates is integrally fixed to each of the first connecting terminals, and when each of the isolating plates is adjacent to each of the second connecting terminals, each surface of the isolating plates facing to each of the second connecting terminals is surface-roughened to provide a second frictional coefficient.06-02-2011
20110130028CONNECTION STRUCTURE - A connection structure includes a first terminal housing with first connecting terminals, a second terminal housing with second connecting terminals, isolating plates in the first terminal housing, a connecting member to collectively fix the first connecting terminals and the second connecting terminals at the contacts therebetween for electrical connections between the first connecting terminals and the second connecting terminals. The connection structure is adapted to heat generated at the contacts through the connecting member, the first terminal housing and/or the second terminal housing to an outside of the first terminal housing.06-02-2011
20110151707A CONNECTOR WITH A CONNECTING MEMBER WITH A SCREW PORTION PENETRATING THE INSULATORS AND TERMINALS OF TWO MATING TERMINAL HOUSINGS - A connector includes a first terminal housing with a plurality of first connecting terminals aligned and accommodated therein, a second terminal housing with a plurality of second connecting terminals aligned and accommodated therein, a plurality of insulation members aligned and accommodated in the first terminal housing, a connecting member including a head and a shaft connected to the head. The shaft and/or the head includes a first screw part to screw the connecting member into the first terminal housing and/or the second terminal housing. The shaft includes a second screw part to screw into an insulation member of the plurality of the insulation members at a forward end in an insertion direction of the connecting member. The second screw part includes a screw pitch greater than the first screw part.06-23-2011
20110159717CONNECTION STRUCTURE - A connection structure includes a first terminal housing with a plurality of first connecting terminals aligned and accommodated therein, a second terminal housing with a plurality of second connecting terminals aligned and accommodated therein, a plurality of insulation members aligned and accommodated in the first terminal housing, two connecting members disposed to sandwich a stack structure of the plurality of the first connecting terminals, the plurality of the second connecting terminals and the plurality of the insulation members at a top end and a bottom end of the stack structure, and a synchronizing member to allow the two connecting members to press synchronously the adjacent insulation member.06-30-2011
20110159728Wire harness and method of manufacturing the same - A wire harness includes a plurality of cables arranged in parallel, and a connector including a housing to which end portions of the plurality of cables are connected. Air-tightness between an air-tight block and the cables is maintained by inserting a melting member into cable insertion holes through a first insertion part, vibrating the melting member and pressing the melting member against a first press receiving part formed at an inner wall surface of the cable insertion holes such that a front end portion of the melting member in contact with the first press receiving part is melted into a melt resin to allow the melt resin to be poured into a gap between the cables and the air-tight block and a periphery of the cables to be covered with the melt resin.06-30-2011
20110159729Wire harness and method of manufacturing the same - A wire harness includes a plurality of cables arranged in parallel, and a connector including a housing to which end portions of the plurality of cables are connected. An air-tight block includes two closing parts, an insertion part, a press receiving part, and an air escape opening part that opens from a cable insertion hole between the closing parts toward an outside of the air-tight block. Air-tightness between the air-tight block and the cables is maintained by a first step that a melting member is vibrated and pressed to the press receiving part to have a melt resin, which is poured into a gap between the closing parts, and a periphery of the cables is covered with the melt resin, a second step that the air escape opening part is closed, and a third step that the cables are pressed by the melt resin poured into the gap.06-30-2011
20110159731Wire harness and method of manufacturing the same - A wire harness includes a plurality of cables arranged in parallel and a connector comprising a housing to which end portions of the plurality of cables are connected. The housing has an air-tight block at a side thereof that the plurality of cables are connected. The air-tight block further includes two closing parts for closing a space between the air-tight block and the cables at two places along a longitudinal direction of the cables, and for defining a part of a cable insertion hole. A metallic member protruding outwardly in a radial direction of the cables is fixed by swaging to a periphery of each of the cables between both of two closing parts for restricting a movement of the cables along the longitudinal direction in a pulling force or pressing force of the cables.06-30-2011

Patent applications by Hideaki Takehara, Hitachi JP