Patents Represented by Attorney Gerald K. Kita
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Patent number: 5899772Abstract: A pair of stamped and formed backshells (1, 19) engage a front shell (6) to provide shielding for an electrical connector (5), a nest (4) on one of the backshells (1), a second of the backshells (19) covering the nest (4), inward flaps (11) on the nest (4) restrain an electrical connector (5) from forward movement in the nest (4) and provide additional points of contact with the front shell (6), and raised bumps (13) on the nest (4) to restrain an electrical connector (5) from rearward movement in the nest (4).Type: GrantFiled: February 26, 1997Date of Patent: May 4, 1999Assignee: The Whitaker CorporationInventors: Kris Eilene Beaver, Denver Harley Wilson
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Patent number: 5899754Abstract: A coaxial connector (1) has a resilient cantilever beam (23) extending from a central contact portion (6), a beam engaging surface (33) on insulation material (3) to limit movement by deflection of a first resiliently deflectable portion (24) of the beam (23), a tab electrical terminal (27) at an unsupported end of the beam (23), and the beam (23) being curved back on itself adjacent the tab electrical terminal (27) to provide a second resiliently deflectable portion (26) of the beam (23).Type: GrantFiled: February 13, 1998Date of Patent: May 4, 1999Assignee: The Whitaker CorporationInventors: Victor Beloritsky, Paul Joseph Lake, Satishchandra Shantilal Mistry
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Patent number: 5897504Abstract: An ultrasound imaging probe assembly (2) has control cables (13, 14) extending along an inner core (5) of a cable assembly (1), an ultrasound imaging transducer assembly (1') connected with signal transmitting conductors (10) in the inner core (5), the cable assembly (1) having a compression resistant armor (6) slidably receiving the inner core (5), the inner core (5) having respective sheaths (11) receiving the control cables (13, 14) and the signal transmitting conductors (10) in the inner core (5) urge the control cables (14) along respective orthogonal axes centered on a central axis of the cable assembly (1).Type: GrantFiled: December 12, 1997Date of Patent: April 27, 1999Assignee: The Whitaker CorporationInventors: Arthur Glen Buck, Eric Evan Eichelberger, Doris Arlene Beck
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Patent number: 5896112Abstract: An antenna (1) has a radome (2) and a conducting ground plane (6) bridging between conducting end caps (4), a circuit board (5) supported on the ground plane (6), rf antenna elements (7) on the circuit board (5), opposite ends of the ground plane (6) being slidable relative to respective end caps (4) in response to thermal expansion of the ground plane (6), and the circuit board (5) being slidable relative to the ground plane (6) in response to thermal expansion of the ground plane (6).Type: GrantFiled: January 22, 1997Date of Patent: April 20, 1999Assignee: The Whitaker CorporationInventors: Wayne Francis Bickford, Albert David Kozlovski, Thomas Paul Lashua
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Patent number: 5895289Abstract: A retainer (1) for a connector (2) terminated to a signal transmitting cable (3) has a first bracket (4) interlocking with an opening (8) through a panel or chassis (6), and overmolding (17) on the connector (2) forming a second bracket (15) interlocking with the first bracket (4), and the first bracket (4) having latch arms (12) latched to the second bracket (15).Type: GrantFiled: August 27, 1997Date of Patent: April 20, 1999Assignee: The Whitaker CorporationInventor: Tracy Lee Smith
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Patent number: 5879531Abstract: Electrical conductors (2) embedding filaments (4) of a fabric (3), and substantially filling interstices (5) that coextend with the imbedded filaments (4), are fabricated by plating conductive material onto a surface (14) of a passivated cathode against which the fabric (3) is held. Resist material (19) conforms the conductive material to form an array of electrical conductors (2).Type: GrantFiled: September 27, 1996Date of Patent: March 9, 1999Assignee: The Whitaker CorporationInventors: George Robert Schmedding, Basil Daniel Washo
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Patent number: 5857046Abstract: The invention relates to an improved strain relief adapted for mounting within a connector housing so as to protect a terminated cable assembled thereto from damage as a result of flexure of the cable relative to the housing. The strain relief including a sleeve having a proximal portion, a distal portion, and a central lumen disposed therebetween. The sleeve being adapted to slidingly receive the cable within the central lumen. The distal portion of the strain relief includes a substantially rigid tube that has a pair of shoulders which project radially-outwardly from an external surface of the distal portion in diametrically-opposed relation to one another. An annular shoulder is positioned in spaced relation to the pair of shoulders and projects radially-outwardly from the external surface of the strain relief. A recess is defined between the pair of shoulders and the annular shoulder.Type: GrantFiled: February 12, 1997Date of Patent: January 5, 1999Assignee: The Whitaker CorporationInventors: Lee Andrew Barkus, Ronald Allan Hileman
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Patent number: 5852771Abstract: A mixer (1) comprising, an RF port 2 and an LO port (3) supplying two diodes (7), a junction (8) of the diodes (7) referenced to ground (9), and a differential amplifier (19) being supplied with +IF and -IF from outputs of the diodes (7), and the differential amplifier (19) supplying low LO AM noise and low frequency response of an IF port (18) at an output (20) of the differential amplifier.Type: GrantFiled: June 14, 1996Date of Patent: December 22, 1998Assignee: The Whitaker CorporationInventors: Nitin Jain, Scott B. Doyle
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Patent number: 5842993Abstract: An ultrasound imaging probe assembly (3) has articulation control cables (4) and a rotating cable (6) enclosed by sheaths (16) in a signal transmitting cable (40), and the sheaths (16) extend inside a portion of the cable (40) to contain insulated wires (51) that supply power to reversible motors (10, 10a) that drive the cables (4 and 6).Type: GrantFiled: December 10, 1997Date of Patent: December 1, 1998Assignee: The Whitaker CorporationInventors: Eric Evan Eichelberger, Arthur Glen Buck
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Patent number: 5838548Abstract: A network apparatus in the form of a base hub (10) containing a motherboard (43) and active circuitry (62) on the motherboard (43) for operation in a communications network and multiple communication ports (64) connected to the active circuitry (62), an expansion module (20) containing additional communication ports (64), and an interconnection mechanism (16) for connecting the additional communication ports (64) and the active circuitry (62).Type: GrantFiled: February 29, 1996Date of Patent: November 17, 1998Assignee: The Whitaker CorporationInventors: Bret Allen Matz, William John Schnoor
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Patent number: 5833616Abstract: A motor control apparatus (1) for articulating a probe (3) is constructed with at least one tension adjusting cable (4) to articulate the probe (3), and reversible motor (10a) and a rotatable torque cable (6) to rotate a device within an articulating tip of the probe (3).Type: GrantFiled: August 29, 1997Date of Patent: November 10, 1998Assignee: The Whitaker CorporationInventors: George Paul Gruner, Marlan James Bell, Guy Louis Letourneau
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Patent number: 5835653Abstract: An optical fiber termination assembly (1) in which a jacket (24) of an optical fiber cable (20) is clamped between a termination member (10) and an inner crimp eyelet (41), and a unitary deformable body (48) within an interior of the eyelet (41), deformable thin wall sections (50) optical fibers (21, 22), and the eyelet (41) being crimped inwardly to close the deformable thin wall sections (50) in frictional contact with the optical fibers (21, 22).Type: GrantFiled: July 31, 1997Date of Patent: November 10, 1998Assignee: The Whitaker CorporationInventor: Lee Andrew Barkus
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Patent number: 5834699Abstract: A flexible and limp cable (1) is constructed with: an outer jacket (2) containing at least one row of adjacent insulated conductors (3) circumferentially encircling an elongated axis lengthwise of the cable (1), and conductive drain wires (4) in selected interstitial spaces along the adjacent insulated conductors (3), the insulated conductors (3) and the drain wires (4) extending helically along the axis, and a conductive membrane (7) circumferentially enclosing the insulated conductors (3) and the drain wires (4), and the membrane (7) engaging the drain wires (4).Type: GrantFiled: September 10, 1997Date of Patent: November 10, 1998Assignee: The Whitaker CorporationInventors: Arthur G. Buck, Ronald A. Olson
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Patent number: 5825618Abstract: A hub for a communications network, a base hub (10), multiple communications ports (64) on the base hub (10), a motherboard (13) on which is mounted circuitry (62) for operation in a communications network, an expansion port opening (101) in the base hub (10), an interconnection board (42) in the base hub (10) carrying circuitry for operation in a communications network, the interconnection board (42) pointing toward the expansion port opening (101) for electrical connection to an expansion module (20) containing additional communication ports (64), and containing a mating interconnection board (121) for connection to the interconnection board (42) in the base hub (10).Type: GrantFiled: February 29, 1996Date of Patent: October 20, 1998Assignee: The Whitaker CorporationInventors: William John Schnoor, Bret Allen Matz, Keith James McKechnie, Richard Charles Downs
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Patent number: 5807147Abstract: An electrical contact for terminating a cable conductor is constructed with; a conductor terminating portion (27) in the form of a metal strip (28) in the shape of a cylinder (33) and multiple cantilever spring fingers (32) projecting inward from the cylinder (33) for gripping a conductor of an electrical cable, and tips (38) on the spring fingers (32) being bent with a corresponding twist to form respective converging sides of a funnel shaped receptacle (39) to terminate varying sizes of an electrical conductor of a cable.Type: GrantFiled: January 22, 1997Date of Patent: September 15, 1998Assignee: The Whitaker CorporationInventor: Wayne Francis Bickford
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Patent number: 5792988Abstract: A cable assembly (8, 80) including an electrical cable (10) having a flexible tubular jacket (12) and a reinforcing structure (14) attached to the outside of the jacket in a smooth sealing connection (30), and a method of using radio-frequency electrical energy, applied radially through the cable jacket (12) and the reinforcing structure (14), to make the connection (30). A shield conductor (26) inside the cable jacket (14) may be used as an RF electrode, with a second RF electrode (42, 44) circumscribing a portion of the cable (12) and the reinforcing structure (14) and shaping the outer surface of the connection. The RF energy may be used instead to activate an adhesive (108). An outer electrode (118) may be embedded in the reinforcing structure (116) in one variation of the invention.Type: GrantFiled: January 16, 1996Date of Patent: August 11, 1998Assignee: The Whitaker CorporationInventors: James Francis McIntire, Larry Duane Stopper, Robert Lee Beckman, Dan Alan Vance, Daniel B. Smith, Bruce Alan Barney
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Patent number: 5789725Abstract: A cable assembly (8, 80) including an electrical cable (10) having a flexible tubular jacket (12) and a reinforcing structure (14) attached to the outside of the jacket in a smooth sealing connection (30), and a method of using radio-frequency electrical energy, applied radially through the cable jacket (12) and the reinforcing structure (14), to make the connection (30). A shield conductor (26) inside the cable jacket (14) may be used as an RF electrode, with a second RF electrode (42, 44) circumscribing a portion of the cable (12) and the reinforcing structure (14) and shaping the outer surface of the connection. The RF energy may be used instead to activate an adhesive (108). An outer electrode (118) may be embedded in the reinforcing structure (116) in one variation of the invention.Type: GrantFiled: November 13, 1997Date of Patent: August 4, 1998Assignee: The Whitaker CorporationInventors: James Francis McIntire, Larry Duane Stopper, Robert Lee Beckman, Dan Alan Vance, Daniel B. Smith, Bruce Alan Barney
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Patent number: 5790361Abstract: A surge protector (1) for a coaxial transmission line is constructed with a pair of coaxial connectors (2) mounted on a conducting hollow body (4), and a transmission line conductor (3) with a resilient beam portion (12) to engage and urge a surge protection element (5) against the hollow body (4).Type: GrantFiled: April 11, 1997Date of Patent: August 4, 1998Assignee: The Whitaker CorporationInventor: Steven Eric Minich
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Patent number: 5766027Abstract: An electrical cable assembly 1 comprising: a housing 2, electrical contacts 3 in the housing 2 connected to a circuit board 4, multiple conductors 5 of an electrical cable 6 connected to the circuit board 4, signal conditioning circuitry 7 on the circuit board 4, the circuitry 7 being interposed between the electrical contacts 3 and the conductors 5, and an insulating holder 8 mounted on the circuit board 4, the contacts 3 extending on the holder 8, and the holder 8 being mounted in a cavity in the housing 2.Type: GrantFiled: June 4, 1996Date of Patent: June 16, 1998Assignee: The Whitaker CorporationInventor: Michael W. Fogg
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Patent number: 5761459Abstract: An interconnection mechanism for a communications network is described with communication ports (64) and active circuitry (62) on a motherboard (43), a second motherboard (43) without the active circuitry (62) and on which are mounted additional communication ports (64), and the two motherboards (43) being disconnectedly mated to each other through an interconnect board (42) in a base hub (10) and a mating interconnect board (121) in an expansion module (20) that mates with a card edge connector (45) on the interconnect board (42).Type: GrantFiled: February 29, 1996Date of Patent: June 2, 1998Assignee: The Whitaker CorporationInventors: William John Schnoor, Bret Allen Matz, Nathan Ross Fritts