Patents Examined by Daniel Wittels
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Patent number: 5713760Abstract: An electrical connector has a body of rectangular cross-section of insulating material and is formed with two rows of passages parallel to a plugging direction and receiving respective contact terminals. Each passage has side walls which are parallel to the rows and are cut out to form detents whose resilience tends to bring them into a position where they project into the respective passage and where they retain the respective contact terminals. A front retaining plate bears against a front end face of the body and is provided with resilient retaining fingers arranged for engaging the body. A locking grid has two side flanks that are spaced apart so as to straddle two faces of the body and to prevent the detents from flexing away from the positions in which they project into the passages. The grid has tabs for latching on two other faces of the body for holding an end wall of the grid against the front retaining plate.Type: GrantFiled: December 18, 1995Date of Patent: February 3, 1998Assignee: Framatome Connectors InternationalInventor: Gilles Chemin
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Patent number: 5713744Abstract: Injection molded insulating strips receive a plurality of contacts. The strips are stacked together to create a multiple row, multiple column contact array. The contact array is adapted for use in an IC socket to separably connect an IC having either an LGA or BGA package lead styles. A cover plate, locator, array frame, and contact array together comprise a manufacturable and low cost separable IC socket.Type: GrantFiled: September 28, 1994Date of Patent: February 3, 1998Assignee: The Whitaker CorporationInventor: Michael Frederick Laub
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Patent number: 5711689Abstract: A terminal for terminating an insulated conductor comprised of a crimp barrel having a strain relief section for crimping to the conductor insulation and a conductor gripping section for crimping to the bared end of the central conductor and a lug for connecting the terminated conductor to an electrical device. The lug extends away from the conductor gripping section towards the strain relief section and ends in an attachment section at right angles to the longitudinal axis of the conductor. The lug arrangement permits connection to terminals without bending the lug or conductor, and if made of spring material can be used to control the portion of electrical contacts.Type: GrantFiled: December 10, 1996Date of Patent: January 27, 1998Assignee: Leviton Manufacturing Co., Inc.Inventors: Walter Newman, Paul Endres
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Patent number: 5707250Abstract: A latchable quick disconnect battery cable is presented to provide a means for an operator to manually disconnect and de-energize a battery from a vehicle's electrical circuit in the event of an accident, emergency or for maintenance. Re-energization of the electrical circuit is also accomplished by manual reconnection of said cable connectors.Type: GrantFiled: December 15, 1995Date of Patent: January 13, 1998Inventor: Herbert L. Smithson
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Patent number: 5707242Abstract: A system or connector/board assembly for electrically detachably interconnecting component boards (1) having connectors (10, 13) positioned opposite one another on both sides of a board (1). The connectors (10, 13) are each mounted rigidly on the board (1) because at least one terminal end (24) of a contact element (16, 18; 17, 19) of a connector (10, 13) is received in a hole (27) of a pattern (26) of holes (27) provided in the board (1), which terminal end (24) is provided with means (25) for the clamping mounting thereof in the respective hole (27). In this manner, connectors (10, 13) can be mounted adjacently on the component board (1) without the loss of position of a contact element.Type: GrantFiled: February 3, 1995Date of Patent: January 13, 1998Inventors: Niranjan Kumar Mitra, Petrus Wouter Hendrikus Schalk
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Patent number: 5704794Abstract: Various electrical connectors include conductor elements extending through a support body in parallel insulted relation to one another and to adjacent grounds of very low inductance and resistance. The relationship of the conductor elements to the planar grounds is such as to obtain a characteristic impedance which is the same for all signal paths and which is uniform along the length of each conductor element.Type: GrantFiled: June 3, 1996Date of Patent: January 6, 1998Assignee: Labinal Components and Systems, Inc.Inventor: Richard J. Lindeman
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Patent number: 5704795Abstract: Connectors are provided for propagation of electrical signals in a plurality of closely spaced propagation paths, such as between circuits connected to conductive pads of circuit boards, each circuit presenting a certain characteristic impedance at a pad connected thereto. For example, each connector includes a plurality of resilient and electrically conductive signal-propagating interconnect means having opposite ends engageable with conductive pads on a pair of the circuit boards. The interconnect means are supported by insulating means of a support structure which also provides conductive ground means in adjacent relation to the conductive interconnect means. The conductive ground means are arranged for connection to grounding elements of the circuit boards.Type: GrantFiled: June 3, 1996Date of Patent: January 6, 1998Assignee: Labinal Components and Systems, Inc.Inventor: Richard J. Lindeman
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Patent number: 5702261Abstract: An auto-termination network cable connector which includes an auxiliary connector for connection to network cable, a main connector for connection to workstation computer, and coaxial cables connected between the auxiliary connector and the main connector, wherein the auxiliary connector has a resistor of predetermined impedance at the center and a metal spring plate at each end to automatically form a terminator at each end upon the removal of the BNC plug therefrom; a metal shield is installed in the auxiliary connector surrounding the resistor, the central terminal of the auxiliary connector, and the central conductors of the coaxial cable to protect against electromagnetic interference.Type: GrantFiled: April 10, 1996Date of Patent: December 30, 1997Assignee: Insert Enterprise Co., Ltd.Inventor: Tsan-Chi Wang
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Patent number: 5702257Abstract: An electrical connector (10) includes a housing (12) and a plurality of right angled terminals (70), each disposed in a respective terminal receiving passageway (34) thereof. The body portion (76) of the terminals includes a first push surface (78) proximate a first connecting section (72), the first push surface (78) being adapted to cooperate with a push surface (48) along a wall of a respective passageway (34) when the connector (10) is mounted to the circuit board (102). The body portion (76) of at least a portion of the plurality of terminals (70) includes a second push surface (92) proximate a second or board connecting section (94), the second push surface (92) being adapted to cooperate with a second housing push surface (60) on a housing wall proximate the connector mounting face (18).Type: GrantFiled: February 29, 1996Date of Patent: December 30, 1997Assignee: The Whitaker CorporationInventor: Wayne Leroy Millhimes
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Patent number: 5700162Abstract: A connector includes an opening which is formed in the outer peripheral wall of a connector housing and faces a terminal storage chamber, a rear holder arranged in the opening and inserted into the terminal storage chamber to be engaged with an engagement portion of a terminal inserted into the terminal storage chamber from the rear so as to prevent removal of the terminal to the rear, and front and rear plastic bands for connecting the front and rear edges of the rear holder to the front and rear edges of the opening. A curved spring portion for pivotally holding the rear holder on the front end of the front plastic band with keeping the posture of the rear holder at this time constant is formed on the rear plastic band.Type: GrantFiled: June 5, 1996Date of Patent: December 23, 1997Assignee: Yazaki CorporationInventors: Yuji Hatagishi, Toshihiko Yamamoto, Kimihiro Abe, Toshiaki Okabe
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Patent number: 5697813Abstract: To provide a connection terminal which can be mounted with an improved operation efficiency, and has sufficient retaining force and strength, a front end portion of a connection terminal is constituted by side plate portions formed by substantially perpendicularly bending opposite side portions of a developed material along a longitudinal direction which developed material is stamped by a die from an electrically-conductive metal plate having spring properties, and resilient contact piece portions formed respectively by inwardly bending front end portions of these side plate portions. A retaining hole for receiving an elastic lance provided in a terminal receiving chamber of a connector is formed through a base plate portion disposed between the opposite side plate portions.Type: GrantFiled: March 3, 1994Date of Patent: December 16, 1997Assignee: Yazaki CorporationInventor: Tomohiro Ikeda
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Patent number: 5697794Abstract: A connector assembly which includes a circuit board (18, FIG. 2 and 28, FIG. 3), a connector housing (40, 140), and a pair of flat flexible circuits (20, 22 and 30, 32). The flat flexible circuits have front end portions (50, 52 and 190, 192), where the circuit conductors form two spaced rows of connector contacts, and the circuits have stacked rear portions (60, 62 and 154, 156) where the conductors of the two flat flexible circuits are staggered and soldered to a single row of circuit board traces (80, FIG. 6).Type: GrantFiled: October 18, 1994Date of Patent: December 16, 1997Assignee: ITT CorporationInventor: Rene Augusto Mosquera
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Patent number: 5695350Abstract: The present invention provides an extension socket with guard plate frame, which comprises a basic stand, guard plates, springs, conducting strips, an upper shell and a lower shell. The feature of the present invention is to employ a guard plate sleeved on a shaft tube of the basic stand standing with a spring and controlled by two opposite beveled guide slots on the upper portion of the shaft tube of the basic stand and a couple of opposite projections in the inner wall of the tube portion of the guard plate fitting in the beveled guide slots. As a plug plugs in, the guard plate can be pivoted in an angle to turn away from the plug hole, further to act as safety and guard effect.Type: GrantFiled: July 2, 1996Date of Patent: December 9, 1997Inventor: Tzeng Jeng Nian Mei
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Patent number: 5692929Abstract: A housing box for electrical connectors comprising: an arrangement of recesses (1) for receiving electrical contacts (2), and a secondary locking system (5) for the electrical contacts (2), such system engaging transversely behind the cylindrical envelope (12) of the contacts (2) in the recesses (1) in order to lock the contacts axially. The arrangement of the recesses (1) forms a central tower (3) in the housing. The secondary locking system (5) has a base (6) so disposed on the tower (3) as to be movable transversely to the axis of the contact between a first position in which retaining lugs (7) on the top edge of the base (6) are clear of the recesses (1), and a second position in which the retaining lugs (7) lock the electrical contacts (2) in the recesses (1).Type: GrantFiled: April 17, 1995Date of Patent: December 2, 1997Assignee: Framatome Connectors InternationalInventor: Manfred Hoffmann
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Patent number: 5681180Abstract: An electrical connector provides for the termination of discrete insulated conductors of a multi-conductor cable. The connector includes an insulative connector housing supporting plural electrical contacts having insulation displacing contact portions. A conductor holding block is movably supported by the housing with respect to the insulation displacing contact portions. The conductor holding block includes contact slots for receipt of the insulation displacing contact portions. The conductor holding block further includes passages in communication with the contact slots for receipt of the conductors. The conductor holding block is movable between a conductor receiving position and a conductor termination position. The conductor holding block is continuously supported by the connector housing so as to define a conductor support position to temporarily support the conductors against the insulation displacing contact portions without effecting conductor termination.Type: GrantFiled: November 2, 1994Date of Patent: October 28, 1997Assignee: Thomas & Betts CorporationInventor: Julio F. Rodrigues
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Patent number: 5681174Abstract: A cover (10) adapted to be releasably secured to an electrical connector assembly (30) for positioning the assembly (30) to a surface of an electrical article (70) by use of a vacuum-suction nozzle (66). The connector assembly (30) includes a housing (32) having a transverse body section 33) and a plurality of electrical terminals (50) disposed therein and extending above the body section (33). The cover (10), which overlies at least a central region of the housing, has a plate (12) having planar top surface (14) and at least one projection (18) extending substantially perpendicularly from a lower surface (16) of the cover (10) intermediate the side edges thereof. The projection (18) is dimensioned to be received in a central location of the connector assembly (30) and to be releasably gripped by cooperating surfaces therein.Type: GrantFiled: December 21, 1995Date of Patent: October 28, 1997Assignee: The Whitaker CorporationInventors: Robert Stewart Correll, Jr., John Thomas Larkin, Jr., Andrew Dewitt Balthaser
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Patent number: 5679006Abstract: The invention relates to a multichannel electrical connector, each channel consisting of a coaxial contact element including a central conductor and an outer conductor, means of connection to a printed-circuit board and an electrically conducting pin connecting the central conductor of the coaxial contact element to the said connection means.The conducting pins (7) are housed in a case (3, 12) which defines a continuous internal space, each conducting pin (7) being located close to at least one earth plane (13, 14) and being separated from the adjacent conducting pin or pins by a distance greater than the distance separating it from its earth plane (13, 14).Type: GrantFiled: October 19, 1995Date of Patent: October 21, 1997Assignee: RadiallInventor: Alain Louis Marcel Madelaine
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Patent number: 5679027Abstract: The invention provides a means of reducing crosstalk in data connectors and includes a first conductive signal path and a second conductive signal path. The first signal path includes crossover connection means for changing over the position of the first signal path at a point intermediate between the ends of the first and second paths to reduce crosstalk in the first and second paths through the introduction of antiphase signals. In practice this antiphase crosstalk can be applied by a network of PCB tracks (36) to simulate the conductors.Type: GrantFiled: May 3, 1995Date of Patent: October 21, 1997Assignee: Pressac Ltd.Inventor: Robert James Edward Smith
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Patent number: 5679031Abstract: A wedge connector with a shell and a wedge. The shell has a general "C" shape and is suitably sized and shaped to receive the wedge and a conductor in a receiving area. The conductor is sandwiched between the wedge and the shell. A curved wall of the shell has a hole with an edge of the wall at the hole projecting inwardly into the receiving area.Type: GrantFiled: August 23, 1995Date of Patent: October 21, 1997Assignee: Framatome Connectors USA Inc.Inventors: Richard Chadbourne, William J. Lasko
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Patent number: 5676564Abstract: A joint connector for holding and electrically connecting a plurality of terminals comprising a housing containing a plurality of terminal chambers parallel to and adjacent one another, thereby forming a row of said terminal chambers, each of the terminal chambers adapted to receive one of the terminals introduced in a downstream direction, at least one cover plate hingedly mounted on the housing and constituting a side thereof, the cover plate being rotatable between an open position, wherein the cover plate is away from the housing thereby exposing the terminal chambers, and a closed position, wherein the cover plate is adjacent the housing and the terminal chambers are enclosed, at least one electrically conductive clip having at least two contacts which are electrically connected to each other by an intermediate area, each of the contacts extending into one of the terminal chambers, whereby two of the terminals, in the terminal chambers, make electrical connections with the contacts.Type: GrantFiled: August 16, 1995Date of Patent: October 14, 1997Assignee: Sumitomo Wiring Systems, Ltd.Inventors: Takashi Kobayashi, Masayoshi Imoto