Having Slot Edge For Cutting Insulation Patents (Class 439/395)
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Publication number: 20030220010Abstract: An electrical connector has lead lines each having a core line and a cover layer each electrically connecting a connection terminal with a clamped part and a compression terminal both affixed to a main body. One end part of each lead line is affixed to the clamped part of a corresponding connecting terminal and the other end parts of the lead lines are pressed together simultaneously into corresponding ones of the compression terminals while the lead lines are supported by guide members having indentations such that the load on the clamped parts can be reduced as lead lines are forced into slits formed in the compression terminals and their cover layers are removed such that the core lines and the compression terminals come to contact each other.Type: ApplicationFiled: May 20, 2003Publication date: November 27, 2003Applicant: OMRON CorporationInventors: Hiroyuki Otsuka, Hiroyuki Ohigashi, Yasusuke Takahashi, Masahiko Tashiro
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Patent number: 6641427Abstract: A device for contacting an electric line includes a contact element, which has at least two contact tongues on the side facing the line. To achieve secure contacting, the contact element includes clamping halves, which are arranged resiliently in relation to one another.Type: GrantFiled: March 15, 2002Date of Patent: November 4, 2003Assignee: Siemens AktiengesellschaftInventor: Rainer Kreutzer
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Patent number: 6641426Abstract: A press-contacting terminal for a flat cable includes a press-contacting portion having a pair of press-contacting blades opposed to each other with a slot formed therebetween. Blade portions for cutting a sheath of the flat cable in a direction of a width of the cable are formed respectively at inner and outer edges of each of the two press-contacting blades so that a centering operation can be positively effected when the misalignment of the center of the conductor relative to the press-contacting portion occurs.Type: GrantFiled: June 25, 2002Date of Patent: November 4, 2003Assignees: Autonetworks Technologies, Ltd., Sumitomo Wiring Systems, Ltd., Sumitomo Electric Industries, Ltd.Inventor: Yasushi Saitoh
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Publication number: 20030176099Abstract: The invention relates to an insulation-piercing connecting device comprising a connecting device housing (1) containing an insulation-piercing connector (11) that can be actuated by a screw (2). The insulation-piercing connector (11) allows an insulated conductor (13) that has not been stripped to be clamped. Additionally or alternatively, the screw (2) can be used to clamp at least one other conductor (7, 8, 13′).Type: ApplicationFiled: February 10, 2003Publication date: September 18, 2003Inventors: Wolfgang Brandl, Peter Donhauser, Alfred Fisher, Ludwig Niebler
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Publication number: 20030171023Abstract: A connector for connecting an electrical component having a tab-type electrical terminal to a conductor or wire includes a non-conducting housing base having a bottom wall, an upstanding front wall and upstanding, opposing side walls generally transverse to the front wall. The base defines a well. The front wall has a notch formed therein for receiving the conductor and the bottom wall has an opening for receiving the tab-type electrical terminal. A conductive contact is carried by the base, disposed in the well. The contact has conductor receiving elements generally aligned with and on opposing sides of the base front wall notch. The conductor receiving elements are configured to receive the conductor therebetween. The contact also includes first and second terminal engaging portions that define a tab-receiving region. The contact is carried by the base to dispose the tab-receiving region in overlying relation to the housing base bottom wall opening.Type: ApplicationFiled: March 6, 2002Publication date: September 11, 2003Inventors: James Turek, Kenneth Irish
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Patent number: 6616476Abstract: The invention relates to an electrical plug connector comprising at least one plug connector housing and at least one insulation displacement contact element that can be plugged into the plug connector housing and comprises a sheet-metal stamping, which element has a contact baseplate, on which, on mutually opposite edges, a first contact plate and a second contact plate are integrally formed in one piece in a manner such that they are bent away in the same direction via a respective bending zone, the contact plates each having an insulation displacement contact device for a conductor wire, and contact-making elements for forming a contact-making device for making releasably pluggable contact with a mating plug contact element being provided on the insulation displacement contact element, in which case at least one contact plate is embodied as a contact arm in which the insulation displacement contact device is accommodated at its bending zone end region and whose free end has at least one element of the contType: GrantFiled: November 8, 2001Date of Patent: September 9, 2003Assignee: Grote & Hartmann GmbH Co. KGInventors: Werner Moritz, Roland Wittenberg, Robert Schneider
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Patent number: 6616475Abstract: 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: GrantFiled: August 10, 2001Date of Patent: September 9, 2003Assignee: Yazaki CorporationInventor: Kentaro Nagai
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Patent number: 6575778Abstract: A punch down insulation displacing connector housing is a body made of plastic which surrounds the connector. The housing restrains the connector parts from longitudinal movement when the connector is positioned to be press fit onto or to be soldered onto a substrate such as a printed circuit board. The housing also aligns the opening of the connector with an opening slot on the body. Thus, the housing aligns a connection tool head used to insert a wire with the opening of the connector. This housing will stop movement of the connection tool head during wire insertion to position the wire inside the connector at a desired position. Also, the housing offers a surface where the connection tool head will stop and cut the wire. This housing is used on a compact electrical connector and will surround the connector. The housing can accept various types of connection tool head.Type: GrantFiled: April 2, 1999Date of Patent: June 10, 2003Assignee: Nordx/CDT, Inc.Inventors: Luc Milette, Benoit Chevarie
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Patent number: 6551129Abstract: A ground connector is made of a conductive flat plate having a first side section, a second side section, a central foldable section between the first and second side sections, and a ground terminal. The first side section is configured to serve as a base plate member. The second side section is configured to serve as a cover plate member that presses the electric wires when the conductive flat plate is folded with respect to the central foldable section. The base plate member is provided unitarily and in one piece with a plurality of insulation displacement terminals. The cover plate member is provided with a plurality of receiving apertures each corresponding to each of the insulation displacement terminals. The electric wires are placed on the insulation displacement terminals.Type: GrantFiled: October 9, 2001Date of Patent: April 22, 2003Assignee: Sumitomo Wiring Systems, Ltd.Inventor: Koichi Kato
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Patent number: 6544067Abstract: A cable connector includes a core receiving part and a contact carrier joined by a connecting part. The core receiving part houses one or more cores of a cable. The contact carrier is provided with at least one contact element. By means of the connecting part, the core of the receiving part is held in electrical contact with the content element of the contact carrier.Type: GrantFiled: May 25, 2001Date of Patent: April 8, 2003Assignee: Hirschmann Electronics GmbH & Co. KGInventor: Bernd Hagmann
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Patent number: 6544056Abstract: The invention solves the task of creating a temperature-controlled wire holder that enables a reliable and controlled release. This task is solved by the invention in that the wire holder (1) is produced from a shape memory material, and that the wire (14) is clamped in an aperture (2) of the wire holder (1) by compression of the aperture (2), and that the compressed aperture (2) opens by itself when the wire holder (1) is heated to a specific operating temperature, thus releasing the wire. The invention may be used in a temperature-controlled wire holder that releases a secured wire (14) under mechanical tension when a specific operating temperature is achieved.Type: GrantFiled: March 21, 2001Date of Patent: April 8, 2003Assignee: Eads Deutschland GmbHInventors: Martin Roth, Andreas Schuster, Heinz Voggenreiter, Harald Vorbrugg, Markus Reindl
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Patent number: 6540544Abstract: In a press-connecting connector (30), a receiving width (W2) between side walls (31b, 31b) of a connector housing (31) is larger than a width (W1) of the press-connecting portion, and a gap (g) is formed between each press-connecting blade (9) and the corresponding side wall (31b). In a wire press-fitting apparatus (40), a lower end surface (43a) of each of press-connecting blade pressing portions (43) is flat. The lower end surfaces (43a) of the press-connecting blade pressing portions (43) are brought into abutting engagement with upper end surfaces (9d) of the press-connecting blades (9), respectively, and a lower end surface (42a) of a press-fitting rod portion (42) forces an electric wire (7) into a gap (G) between downwardly-extending inner surfaces (9c, 9c). As a result, the pair of press-connecting blades (9) are displaced respectively toward the side walls (31b, 31b), so that the gap (G) between the downwardly-extending inner surfaces (9c, 9c) is expanded into a generally V-shape.Type: GrantFiled: November 1, 2000Date of Patent: April 1, 2003Assignee: Yazaki CorporationInventor: Nobuyuki Akeda
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Patent number: 6520793Abstract: A terminal connector has a Y-shaped opening and a slot having a predetermined shape so as to have at least one protruding portion and a recessed portion, such that when a wire is inserted into the slot, the wire is able to be secured in the slot by the protruding portion.Type: GrantFiled: May 2, 2001Date of Patent: February 18, 2003Inventor: Yu-Ho Liang
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Patent number: 6500021Abstract: A terminal block assembly includes an actuator member that is displaceable relative to a terminal block housing to transport an insulated conductor toward the insulating penetrating knife edges of a stationary electrical contact mounted within the housing, characterized by the provision of a guide pin and guide groove arrangement for guiding the actuator member during the displacement thereof relative to the housing.Type: GrantFiled: September 13, 2001Date of Patent: December 31, 2002Assignee: Weidmueller Interface GmbH & Co.Inventors: Manfred Wilmes, Reinhard Nolting, Torsten Diekmann
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Publication number: 20020197904Abstract: A press-contacting terminal for a flat cable includes a press-contacting portion having a pair of press-contacting blades opposed to each other with a slot formed therebetween. Blade portions for cutting a sheath of the flat cable in a direction of a width of the cable are formed respectively at inner and outer edges of each of the two press-contacting blades so that a centering operation can be positively effected when the misalignment of the center of the conductor relative to the press-contacting portion occurs.Type: ApplicationFiled: June 25, 2002Publication date: December 26, 2002Applicant: AUTONETWORKS TECHNOLOGIES, LTD.Inventor: Yasushi Saitoh
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Patent number: 6478605Abstract: A terminal block assembly includes at each end a generally U-shaped support spring having leg portions that extend upwardly in straddling relation on opposite sides of the stationary resilient contacts at opposite ends of the bus bar, thereby to support the stationary contacts as insulated conductors are displaced by actuator members toward cutting engagement with knife edges on the adjacent ends of the reversely inwardly directed stationary resilient contacts.Type: GrantFiled: September 13, 2001Date of Patent: November 12, 2002Assignee: Weidmueller Interface GmbH & Co.Inventors: Peter Stuckmann, Reinhard Nolting, Stephan Fehling, Torsten Diekmann
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Patent number: 6478604Abstract: A ribbon cable assembly includes a segment of ribbon cable having first and second ends, a first IDC connector mounted to the first end of the ribbon cable segment, and a second IDC connector mounted to the second end of the ribbon cable segment. Each connector includes a connector housing, and a set of terminals supported by the connector housing. Each terminal has a base portion (e.g., a pin, a pad, etc.) for coupling to an external device, and a cable attachment portion which is unitary with the base portion of that terminal. The cable attachment portion of each terminal defines (i) a slot that receives a wire, and (ii) wire positioners that position the wire within the slot when the slot receives the wire. The wire positioners of each terminal can precisely locate a wire within that terminal. The wire positioners facilitate wire retention and improve electrical connectivity thus providing a reliable electrical pathway between the wire and that terminal.Type: GrantFiled: June 12, 2001Date of Patent: November 12, 2002Assignee: EMC CorporationInventors: Stuart D. Downes, Timothy M. Mulvihill
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Publication number: 20020164897Abstract: A terminal connector has a Y-shaped opening and a slot having a predetermined shape so as to have at least one protruding portion and a recessed portion, such that when a wire is inserted into the slot, the wire is able to be secured in the slot by the protruding portion.Type: ApplicationFiled: May 2, 2001Publication date: November 7, 2002Inventor: Yu-Ho Liang
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Patent number: 6435899Abstract: An insulation-displacement terminal fitting is provided to prevent cracks and/or splits during the formation of V-shaped blades in the side walls (11A) of the insulation-displacement terminal fitting. To achieve this objective, slits (15) are formed along boundaries between a bottom wall (13) and side walls (11A) at least in the forming range of the blades (11B), and a bent portion (16) is formed in the bottom wall (13) in the area of the slits (15). The blades (11B) in the side walls (11A) and the bent portion (16) in the bottom wall (13) are formed substantially simultaneously. Thus, neither the blades (11B) nor the side walls (11A) undergo an extensional deformation since base ends (11Ba) of the blades (11B) are brought closer to each other in the side walls (11A) and base ends (16a) of the bent portion (16) are brought closer to each other in the bottom wall (13).Type: GrantFiled: January 31, 2001Date of Patent: August 20, 2002Assignee: Sumitomo Wiring Systems, Ltd.Inventor: Eiji Kojima
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Patent number: 6431903Abstract: The disclosure relates to an electrical contact in which the thickness of the stock material is greater than the width of an insulation displacement slot provided therein. The contact is manufactured utilizing conventional stamping and forming operations to create an insulation displacement slot which could not be previously manufactured using these techniques. The contact has a wire receiving section and a mounting section integrally attached to the wire receiving section. Thinned areas are coined or formed on either side of the insulation displacement slot, thereby causing the width of the insulation displacement slot to be dimensioned to receive and terminate the fine wires therein.Type: GrantFiled: March 7, 2001Date of Patent: August 13, 2002Assignee: Y-connect IncorporatedInventors: Larry E. Dittmann, Christopher W. Shelly
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Patent number: 6419518Abstract: An electrical contact in which the thickness of the stock material is greater than the width of an insulation displacement slot provided therein. The contact is manufactured utilizing conventional stamping and forming operations to create an insulation displacement slot which could not be previously manufactured using these techniques. The contact has a wire receiving section and a mounting section integrally attached to the wire receiving section. An insulation displacement plate is provided on the wire receiving section, the insulation displacement plate has a first portion and a second portion which are positioned proximate each other to form the insulation displacement plate. A first slot portion stamped from the first portion edge and a second slot portion stamped from the second portion edge are positioned to form an insulation displacement slot, whereby the width of the insulation displacement slot can be dimensioned to receive and terminate the fine wires therein.Type: GrantFiled: February 16, 2001Date of Patent: July 16, 2002Assignee: Y-connect, IncorporatedInventor: Larry E. Dittman
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Patent number: 6413116Abstract: A connection piece includes a profiled part having a hollow polygonal cross section along which is made, longitudinally, a straight stripping and retaining slit (10) for at least one wire. The edges of the stripping and retaining slit (10) form the free edges of a part (12) bent over toward the inside of the hollow polygonal section. A connector for at least one electrical wire has such a connection piece as well as an insulating casing (4) provided with an oblong opening (24), which is approximately parallel to the slit and lies facing the latter, and with a housing (8) in which the conducting connecting piece (2) is immobilized.Type: GrantFiled: August 6, 1999Date of Patent: July 2, 2002Assignee: Entrelec S.A.Inventors: Bernard Bechaz, Christophe Graffin
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Patent number: 6406323Abstract: A method of positioning wires in the slot (18) of a bifurcated insulation displacement contact (10). The wires are positioned in the slot alternatively disposed with respect to the side-to-side direction (“A”) of the slot. As between the or each successive pair of wires in the slot, the angle made between the wires of the pair is greater than that made by one of the wires with respect to the side-to-side direction of the slot.Type: GrantFiled: June 14, 2001Date of Patent: June 18, 2002Assignee: Krone GmbHInventor: Laval Chung Long Shan
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Patent number: 6402548Abstract: A device comprising a connecting strip from which contact pins extend. The connecting strip extends in a plane perpendicular to the direction in which the pins extend, and a connecting pin extends from each of the two opposed longitudinal edges of the connecting strip in the region of each connecting terminal. Two connecting pins facing each other form a clip which allows interconnection by gripping the edges of an insulation-displacement and retaining slit.Type: GrantFiled: April 6, 2000Date of Patent: June 11, 2002Assignee: Entrelec S.A.Inventors: Ariel Ruiz, Arsene Schmidt
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Patent number: 6398590Abstract: A nonpolarized electrical connector assembly (10) includes a receptacle connector subassembly (20) and a plug connector subassembly (100). The receptacle connector subassembly (20) can be mated with an electronic component subassembly, such as an airbag inflation initiator or squib (2), and includes a cylindrical housing (22) with a central plug passage (38). Receptacle contacts (50A, 50B and 50C) are positioned at different arcuate locations in this passage (38) with resilient cantilever beams (56) of different lengths so that contact points (58) on the beams (56) are at different axial locations in the passage (38). A plug connector subassembly has axially spaced cylindrical plug contacts (102A, 102B and 102C) on a plug post (106) that is inserted into the passage (38) so that the plug connector subassembly (100) can be positioned at any angular position relative to the mating axis between the two connector subassemblies.Type: GrantFiled: May 23, 2001Date of Patent: June 4, 2002Assignee: Tyco Electronics CorporationInventors: Michael Henry Banas, David J. Rhein
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Patent number: 6394834Abstract: An insulation displacement contact terminal has a bottom plate, a pair of side plates, a pair of contact plates, and projecting portions. The side plates respectively extend from both side edges of the bottom plate and oppose each other. The contact plates are respectively partly bent from the side plates and oppose each other. Between the contact plates and the bottom plate are formed gaps. The gaps permit the contact plates to be moved in the direction of their being moved toward each other. Mutually opposing edges of the contact plates define a slot for receiving a clad electric wire therein. The clad electric wire has a core wire and a clothing portion that clothes the core wire. The width of the slot decreases with the movement of the contact plates. With the press insertion of the clad electric wire into the slot, the edges cut into the clothing portions and contact with the core wire. The projecting portions respectively project from the contact plates.Type: GrantFiled: July 30, 1999Date of Patent: May 28, 2002Assignee: Yazaki CorporationInventors: Kei Fujimoto, Tatsuya Ishikawa, Kimihiro Abe
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Publication number: 20020061674Abstract: In an extrafine-strand-adaptable contact pressure blade 23, parts of the mutually opposed right and left side wall portions 31 of a pressure contact part 25 having a substantially U-shaped vertical section are formed by blanking so as to project inwardly in part in a substantially V-like shape, and the whole contact area of the right and left pressure contact blades 23 with respect to the core of a wire is set at a value (equal to or larger than 0.15 mm2) which allows a slot width settable range to be determined by a pressure contact test to be larger than a tolerance range caused by a manufacturing tolerance.Type: ApplicationFiled: November 15, 2001Publication date: May 23, 2002Applicant: Autonetworks Technologies, Ltd.Inventor: Yasushi Saitoh
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Publication number: 20020055294Abstract: A pair of male terminals (14, 14a) is protruded from a tip end of an inserting portion (13a) of a male connector (11). A female connector (12) is formed in a tube shape having a bottom capable of being fitted to an inserting portion (13b), and a pair of female terminals (15, 15a) is provided at the inner side of the bottom part (12a). Terminal portions (16) of the female terminals (15, 15a) are formed in a fork shape having an opening (18) arranged to oppose the male terminals (14, 14a).Type: ApplicationFiled: November 7, 2001Publication date: May 9, 2002Applicant: Yazaki CorporationInventors: Takao Murakami, Masaru Fukuda
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Patent number: 6379192Abstract: A cable connector assembly (1) comprises an electrical connector (10), a pressing device (20), and a plurality of wires (31). The electrical connector comprises an insulative housing (12), and a plurality of contacts (131) received in the housing. The insulative housing defines an opening (114) and a plurality of contact recesses (134). Each contact has a mating portion (136) for electrically connecting with a mating connector, and a tail portion (137) received in a corresponding contact recess. Each wire has a conductor core (32) for electrically connecting with the contact (131). The pressing device (20) is assembled to the opening (114) and comprises a base section (21) and a plurality of resilient elements (22) secured to the base section. Each resilient element is received in the corresponding contact recess to press the conductor core against the tail portion of a corresponding contact.Type: GrantFiled: June 25, 2001Date of Patent: April 30, 2002Assignee: Hon Hai Precision Ind, Co., Ltd.Inventors: Suiya Wang, GuangXing Shi
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Patent number: 6375488Abstract: A connector has a reduced height housing, and a reduced risk of breaking an electric wire. Electric wires Fc are connected by gripping pressure between connecting members 46 located at tips of arm members 42 of terminal fittings 40. When the terminal fittings 40 are in an attached state with a connector housing 10, the pair of arm members 42 are aligned in a width-wise direction of a flat cable F. Consequently, the height of the connector housing 10 can be reduced. Further, when the electric wires Fc are to be connected with the terminal fittings 40, these electric wires Fc merely need to be moved in a direction at a right angle to their direction of distribution until they are gripped between the connecting members 46. When this connection takes place, a pulling force is not exerted on the electric wires Fc in a length-wise direction. Consequently, breakage of these electric wires Fc can be avoided.Type: GrantFiled: October 2, 2000Date of Patent: April 23, 2002Assignee: Sumitomo Wiring Systems, Ltd.Inventor: Yutaka Noro
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Patent number: 6364680Abstract: A thin line jack expansion module clips onto and electrically connects to a thin line expansion cable. The thin line expansion cable has signal lines for transmitting communications signals. The expansion module has an internal module and an external module. The internal module has a cable bay for accommodating the thin line expansion cable, cable contacts in the cable bay for establishing electrical connections with the signal lines of the thin line expansion cable, and a jack. The jack is electrically connected to the cable contacts. The external module clips onto the internal module and at least partially covers the cable bay. When the thin line expansion cable is set in the cable bay, and the external module is snapped onto the internal module, the cable contacts will electrically connect the jack to the signal lines within the thin line expansion cable.Type: GrantFiled: August 17, 2000Date of Patent: April 2, 2002Assignee: Primax Electronics Ltd.Inventors: Sen-Hsiang Liu, Chih-Hao Pan, Wei-Chen Tu, Dongfeng Ku
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Patent number: 6361352Abstract: This slit-type insulation-displacement connector for electrical wire comprises a conducting connection piece (2) with a straight stripping and retaining slit (8) for the core of a wire. The slit is made longitudinally along a profiled part of the conducting piece. This connector furthermore comprises a metal reinforcement (4) made in a resilient material, which follows the shape of conducting piece (2) by surrounding it.Type: GrantFiled: August 6, 1999Date of Patent: March 26, 2002Assignee: Entrelec S.A.Inventors: Sylvain Barrat, Bernard Bechaz, Philippe France
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Patent number: 6354863Abstract: An insulation displacement terminal fitting has V-shaped blade portions (17) each of which is formed by two blades (19) that interest at contacting edges (20). V-shaped cutting edges (21) of the blades (19) have different angles of inclination (&agr;, &bgr;) when viewed in the longitudinal direction of a wire (16). Thus, the cutting edges (21) contact a resin coating (16A) of the wire (16) at different timings while the wire (16) is being pushed in. The blades (19) of each blade portion (17) do not simultaneously come into contact with the resin coating (16A). Thus, a resistance during cutting can be small.Type: GrantFiled: December 18, 2000Date of Patent: March 12, 2002Assignee: Sumitomo Wiring Systems, Ltd.Inventor: Masahiko Aoyama
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Patent number: 6346004Abstract: A connector has a base and a cylindrical terminal attached to the base. The terminal has a hole in its side wall and a horizontal slot extending from the hole. A cap is mounted on the base so as to substantially cover the terminal. The cap has a passage through it. The passage extends diagonally through the cap. The passage has a first end at a top end of the cap and a second end at a side wall of the cap. The passage may penetrate the top surface of the cap, or the passage may penetrate the side surface adjacent to the top corner of the cap. The cap is rotatable between a first position in which the second end of the passage is adjacent the hole of the terminal, and a second position in which the second end of the passage is adjacent the horizontal slot. The side wall of the cap has a hole through it for insertion of a test probe. The cap has at least one position in which the test probe hole of the cap is adjacent to a solid wall of the terminal.Type: GrantFiled: June 9, 1999Date of Patent: February 12, 2002Assignee: Avaya Technology CorpInventor: Bassel Hage Daoud
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Publication number: 20020013081Abstract: A method of positioning wires in the slot (18) of a bifurcated insulation displacement contact (10). The wires are positioned in the slot alternatively disposed with respect to the side-to-side direction (“A”) of the slot. As between the or each successive pair of wires in the slot, the angle made between the wires of the pair is greater than that made by one of the wires with respect to the side-to-side direction of the slot.Type: ApplicationFiled: June 14, 2001Publication date: January 31, 2002Inventor: Laval Chung Long Shan
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Patent number: 6336830Abstract: A modular connector assembly includes an insulating connector housing which is adapted to be mounted on a main circuit board of an electronic appliance that has an electronic component on the main circuit board. The connector housing is formed with a connector mating hole, and has a partition wall for defining a front chamber communicated with the connector mating hole, and a rear chamber. The partition wall cooperates with a bottom wall of the connector housing to define a channel for communicating the front and rear chambers. The bottom wall is formed with a plurality of terminal retaining grooves within the connector housing. A plurality of contact terminals have elongated main portions extending through the channel and retained in the retaining grooves. Each contact terminal has a resilient contact portion disposed in the front chamber and a cable connecting portion disposed in the rear chamber.Type: GrantFiled: August 10, 2000Date of Patent: January 8, 2002Assignee: Compal Electronics, Inc.Inventor: Chuan-Yuan Lee
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Patent number: 6336824Abstract: A screwless junction box or terminal connector includes a housing containing a chamber in which are mounted an electrical contact and a clamping spring, the clamping spring being operable to bias a conductor toward electrical engagement with the contact, characterized by the provision of a slide member that is manually operable from a released position toward an inserted position, thereby to displace the clamping leg toward a disengaged position relative to the electrical contact, whereby the conductor may be inserted directly within the housing chamber. A restoring spring biases the slide member toward its released return position.Type: GrantFiled: November 15, 2000Date of Patent: January 8, 2002Assignee: Weidmüller Interface GmbH & Co.Inventor: Ludger Sorig
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Patent number: 6319046Abstract: An electrical connection unit including a housing with at least one terminal for receiving either an insulated lead or a stripped lead and at least one metal part having a cutting element and a spring element. The cutting element and the spring element are located along a longitudinal extension of the lead thereby minimizing the height of the electrical connection unit such that it may be used in confined spaces. In accordance with one embodiment, the cutting element and the spring element coincide in space such that they are substantially coplanar to further reduce the size of the electrical connection unit. In accordance with one embodiment of the present invention, the metal part serves a dual function as a cutting element and also as a spring element and has an essentially box-shaped configuration. The housing may also include catch projections and/or attachment cross pieces to retain the metal part in the housing. Furthermore, a mountable thrustor and /or latchable cover may also be provided.Type: GrantFiled: May 21, 1999Date of Patent: November 20, 2001Assignees: Phoenix Contact GmbH & Co., Patent-Treuhand-Gesellschaft fur elektrische Gluhlampen mbhInventors: Jürgen Feye-Hohmann, Gunther Löhmann, Klaus Schadhauser
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Publication number: 20010039139Abstract: An insulation-displacement terminal contact (1), for example for modular terminals, which has a slotted, sprung contact region as a contact-making slot (3) on a connecting bracket (2), which contact region is surrounded and reinforced by an outer spring clip (4), and which insulation-displacement terminal contact (1) has cutting blades (6) in the inlet region (5). The invention provides for the cutting blades (6) to project toward one another behind their inlet region (5).Type: ApplicationFiled: February 2, 2001Publication date: November 8, 2001Inventors: Johann Herrmann, Guenther Weissberger
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Publication number: 20010036766Abstract: A branch box, having an interlayer connection structure of the invention, includes insulative bus bar boards, each having a plurality of juxtaposed bus bars mounted thereon, and also having a plurality of rows of terminal holding openings each row of which are formed in the bus bar board, and are spaced at predetermined intervals along a longitudinal side edge of a respective one of the bus bars, press-connecting terminal members mounted respectively in the corresponding terminal holding openings to be electrically connected respectively to the corresponding bus bars, a plurality of wires press-connected to press-connecting end blades of the corresponding press-connecting terminal members extending through the terminal holding openings, wire-holding insulative boards on which the wires are mounted in a fixed manner, and upper and lower casings covering these component parts.Type: ApplicationFiled: December 27, 2000Publication date: November 1, 2001Inventors: Mitsubonu Katoh, Masataka Nishijima, Toshifumi Okahira, Masashi Tsukamoto
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Patent number: 6299472Abstract: A connector which includes first and second components (12, 14) which are relatively movable to an intermediate position at which the components are engaged with each other in a first mode, and to an operative position at which the components are engaged with each other in a second mode, stop means (52) which, with the components in the first mode, prevents relative movement of the components to the operative position, and terminal means (104, 106) on the first component which is electrically connectable to an electrical conductor (132, 134) which extends from the first component, the electrical conductor then interacting with the stop means in such a way that the components are relatively movable from the intermediate position to the operative position.Type: GrantFiled: March 8, 2000Date of Patent: October 9, 2001Inventor: Christo Andre Beukes
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Patent number: 6299474Abstract: A high-density connector establishes electrical connections between insulated wires and other wires. The connector has terminals made of electrically conductive materials, for a plurality of insulated wires and a corresponding connector cap which has a round shape. The connector also has a base on which the terminals and cap are positioned. Each insulated wire has an insulation jacket. The connector includes front facing holes through which the insulated wires can be inserted. The terminals of the connector include a plurality of keyholes, each keyhole having a tail and a round portion that serves as the clearance hole for an insulated wire as it passes therethrough along with its insulation jacket.Type: GrantFiled: September 17, 1999Date of Patent: October 9, 2001Assignee: Avaya Technology Corp.Inventor: Bassel Hage Daoud
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Patent number: 6290531Abstract: A cable includes a conductive wire, preferably of copper, and an insulating sheath, preferably of synthetic resin, covering the wire. The conductive wire has, for example, a rectangular cross section. The cable can be pressed into a slit of a cramping terminal with an improved operability and a temperature increase of the conductive wire 21 can be suppressed.Type: GrantFiled: December 20, 1995Date of Patent: September 18, 2001Assignee: Sumitomo Wiring Systems, Ltd.Inventors: Takahiro Onizuka, Nori Inoue, Yoshito Oka, Yuuki Saka, Makoto Kobayashi
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Patent number: 6280230Abstract: An improved insulation displacement terminal is formed by punching it from a metal blank. The terminal is folded upon itself to form distinct first and second body portions, each of which ends in an upright line-contacting element. The folded over portion of the terminal defines a first contact beam while a second contact beam extends from alongside the terminal and posses underneath the first contact beam to form a terminal-receiving passage therein for an opposing connector terminal.Type: GrantFiled: February 23, 2000Date of Patent: August 28, 2001Assignee: Molex IncorporatedInventors: Hisato Takase, Masanori Yagi, Naoya Matsuura, Junnichi Miyazawa
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Publication number: 20010016445Abstract: An insulation-displacement terminal fitting is provided to prevent cracks and/or splits during the formation of V-shaped blades in the side walls (11A) of the insulation-displacement terminal fitting. To achieve this objective, slits (15) are formed along boundaries between a bottom wall (13) and side walls (11A) at least in the forming range of the blades (11B), and a bent portion (16) is formed in the bottom wall (13) in the area of the slits (15). The blades (11B) in the side walls (11A) and the bent portion (16) in the bottom wall (13) are formed substantially simultaneously. Thus, neither the blades (11B) nor the side walls (11A) undergo an extensional deformation since base ends (11Ba) of the blades (11B) are brought closer to each other in the side walls (11A) and base ends (16a) of the bent portion (16) are brought closer to each other in the bottom wall (13).Type: ApplicationFiled: January 31, 2001Publication date: August 23, 2001Inventor: Eiji Kojima
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Patent number: 6261118Abstract: A network interface device includes a plug section pivotally attached to a jack section. The plug section includes a pair of terminals which form a portion of an insulation displacement connector. The upper end of each terminal has a pair of tines to which a wire may be connected. The terminals are installed into the plug section in the same direction as the direction of the downward forces applied to the tines of the terminals when connecting a wire thereto. The downward forces are borne by a stop shoulder on each terminal which engages an abutment on the plug section. This prevents the terminals from being inadvertently dislodged from the surrounding plug section. Thus, the terminals will remain properly positioned within the plug section when wires are forced onto the terminals.Type: GrantFiled: June 30, 1998Date of Patent: July 17, 2001Assignee: Avaya Technology Corp.Inventor: Bassel Hage Daoud
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Publication number: 20010004566Abstract: An insulation displacement terminal fitting is provided to avoid cracks when V-shaped blades (16) are embossed into the terminal fitting. A deformation-facilitating portion (17) is formed in the terminal fitting for increasing a stretching degree of a portion of a side wall (15) that becomes an edge (16A) at the leading end of the V-shaped blade (16). The deformation-facilitating portion (17) includes a weakened portion (17A) and at least one connecting portion (17B) at locations on the blade (16) continuous with the side wall (15). Since connecting portions (17B) of the deformation-facilitating portion (17) are stretched to a large degree during embossing, a stretching degree of a portion near the edge (16A) can be small, thereby preventing cracks in the edge (16A).Type: ApplicationFiled: December 12, 2000Publication date: June 21, 2001Inventor: Masahiko Aoyama
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Patent number: 6241549Abstract: A pressure-contact terminal is formed by punching and bending a metal plate. A base portion has a pair of sandwiching pieces extending from it, to form a slot for accommodating an electrical cable. A pair of bent-up reinforcing portions extends along the outer edges of the sandwiching pieces. The distance between the outer faces of the reinforcing portions is substantially equal to the outer diameter of the electrical cable. A pair of coating-peeling portions projecting beyond the ends of the sandwiching pieces extend from the reinforcing portions. The gap between the coating-peeling portions is smaller than the outer diameter of the electrical cable and greater than the outer diameter of the conductor of the electrical cable. In this way a terminal of small width is obtained, permitting an electrical connection box containing such terminals to be compact.Type: GrantFiled: December 3, 1999Date of Patent: June 5, 2001Assignee: Sumitomo Wiring Systems, Ltd.Inventors: Yuuji Saka, Nori Inoue
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Patent number: 6238231Abstract: A strain relief housing for use in a communication plug terminating a cable carrying a plurality of conductors. The housing includes a plurality of prongs for segregating the conductors from a cable that is received through a passage in the housing. Means for anchoring the cable in the passage serve to effectively eliminate stress on the electrical connections with the conductors inside the plug. In a preferred embodiment, the strain relief housing segregates the conductors in a substantially circular array, largely conforming to the arrangement of the conductors in a round cable.Type: GrantFiled: September 3, 1997Date of Patent: May 29, 2001Assignee: Avaya Technology Corp.Inventors: James S. Chapman, Carlos F. Chavez, Lyndon D. Ensz, Carlos Garibay, George W. Reichard, Jr.
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Patent number: 6231377Abstract: A positional encoder assembly including a plug-in connector, a circular connector spaced from the positional encoder, a ribbon cable connected, at one of its opposite ends, with the plug-in connector and, at another of its opposite ends, with the circular connector, and an adaptor board arranged between the another end of the ribbon cable and the circular connector for connecting electrical conductors of the ribbon cables with the contact pins of the circular connector, with the adaptor board transforming an arrangement of the electrical conductors in the ribbon cable into an arrangement of the contact pins of the circular connector different from the arrangement of the conductors in the ribbon cable.Type: GrantFiled: September 7, 2000Date of Patent: May 15, 2001Assignee: Dr. Johannes Heidenhain GmbHInventor: Peter Fernsebner