1
George Jay Lichtblau: A multi-frequency resonant tag circuit for use with an electronic security system having improved noise discrimination. Weingarten Maxham & Schurgin, June 29, 1976: US03967161 (189 worldwide citation)

An electronic security system adapted for use in a controlled area such as a retail store and employing a multi-frequency resonant tag circuit having distinct frequencies for detection and discrimination. An electromagnetic field is provided within the controlled area at a frequency which is swept t ...


2
David L Buehler, Elliot G Jacoby, Rita Swartvagher: Face plate assembly for electrical devices. Lutron Electronics Co, James Riesenfeld, May 8, 1990: US04924349 (103 worldwide citation)

A wallbox-mountable face plate assembly includes a support plate for the control device, an intermediate plate that attaches to the support plate, and a face plate that snaps onto the intermediate plate. The face plate has a particularly simple construction, requiring no mounting structure on the in ...


3
Gary C Detter, Andrew F Rodondi, Christopher D Burns, Samuel A Norling, Jay H Garretson, Richard V Landries: Electrical power distribution center. General Motors Corporation, F J Fodale, June 11, 1991: US05023752 (99 worldwide citation)

An electrical power distribution center includes stacked circuit arrays of varying current carrying capacity located between an upper housing and a lower housing, each having terminal access holes therein for receiving terminals formed on pre-stamped metal circuit elements. The terminals are selecti ...


4
Lauren P Tuttle, Paul H Dluehosh: Pole-mounted equipment housing assembly. Telcom, Rose & Edell, May 15, 1979: US04155108 (96 worldwide citation)

Pole-mounted equipment is adaptable for mounting on utility poles having a wide range of diameters and is relatively vandal-proof. A first equipment housing is secured to the pole by plural U-shaped bolts, the ends of which are tightly secured to the first assembly. Mounting brackets extend from the ...


5
Edwin L Bremenour, Odo J Struger: I/O interface rack for solid state control system. Allen Bradley Company, Quarles & Brady, May 1, 1979: US04152750 (73 worldwide citation)

A pair of spaced side plates are connected together by mounting bars which support a circuit board. Individual I/O modules plug into connectors on the circuit board and are fastened to the mounting bars. Wiring from the controller processor is brought into an adapter module which also plugs into the ...


6
Charles H Weidler, James H Wise: Bus bar connector assembly. AMP Incorporated, Katherine A Nelson, July 4, 1989: US04845589 (63 worldwide citation)

A bus bar assembly comprises a frame in which circuit modules are slidable on rails towards and away from a power bus bar. Each module has a receptacle for receiving the bus bar when the module has been slid to a home position in the frame. Each receptacle is secured to a guide fork for guiding the ...


7
Colin D Campbell, James H Bleck: Power surge protector. American Power Conversion Corporation, Banner & Allegretti, October 10, 1995: US05457600 (61 worldwide citation)

A power director enables a user to apply power through one or more power outlets via one or more switches to a cluster of electrical devices, for example, the components of a desk top computer system. A typical computer system may have a CPU chassis, monitor, printer, CD-ROM and a document scanner e ...


8
Colin D Campbell, James H Bleck: Power surge protector. American Power Conversion Corporation, Banner & Witcoff, January 21, 1997: US05596479 (57 worldwide citation)

A power director enables a user to apply power through one or more power outlets via one or more switches to a cluster of electrical devices, for example, the components of a desk top computer system. A typical computer system may have a CPU chassis, monitor, printer, CD-ROM and a document scanner e ...


9
John L Kowalski: Fixture for an integrated circuit chip. Honeywell Information Systems, Edward W Hughes, William W Holloway Jr, February 8, 1977: US04007479 (51 worldwide citation)

A fixture for a segment of a film strip having a flexible beam lead frame mounted on the segment and an integrated circuit chip bonded to inner portions of the leads of the lead frame. The fixture is provided with an aperture so that when a segment is held by the fixture, the aperture provides acces ...


10
Marc Bur, Jean Pierre Nebon: Draw-out molded case circuit breaker. Merlin Gerin, Parkhurst Wendel & Rossi, August 2, 1994: US05334808 (50 worldwide citation)

A circuit breaker assembly is equipped with a pre-tripping device comprising a fixed cam securedly united to a connecting base, which cooperates with a rocker and a transmission lever when the circuit breaker is drawn-in and drawn-out from the connecting base. The profile of the fixed cam is chosen ...