1
Raymond K Seymour, Marshall B Hart, Gary D Magnon, Michael C von Kannewurff, Dennis J Doughty: Molded case circuit breaker movable contact arm arrangement. General Electric Company, Richard A Menelly, Walter C Bernkopf, Fred Jacob, April 2, 1991: US05004878 (55 worldwide citation)

A molded case circuit breaker having a pair of movable contact arms arranged within a single pole utilizes a shunt clip between the movable contact arms to insure electrical continuity between the contact arms and the support base during intense short circuit interruption. A compression spring-drive ...


2
Raymond K Seymour, Joseph M Palmieri, William J Ashline, Dennis J Doughty: Automated Q-line circuit breaker. General Electric Company, Richard Menelly, Walter Bernkopf, Fred Jacob, April 23, 1985: US04513268 (48 worldwide citation)

A fully automated residential-type circuit breaker assembly is made possible by the provision of retaining slots and guide channels formed within the breaker case. The breaker case then serves as an assembly fixture for specially designed armatures and magnets used within the trip section of the bre ...


3
Robert W Lauben, Stephen F Gillette, Dennis J Doughty: Portable ground fault circuit interrupting device. General Electric Company, Robert A Cahill, Walter C Bernkopf, Frank L Neuhauser, March 14, 1978: US04079344 (33 worldwide citation)

A portable ground fault circuit interrupting (GFCI) device includes a housing equipped with two sets of back mounted contact blades or prongs for insertion in a conventional duplex wall receptacle. One set of contact blades conveys current from one socket of the wall receptacle to a known GFCI recep ...


4
Roger N Castonguay, Dennis J Doughty, Dean A Robarge, Dave S Christensen, James L Rosen, Randall L Greenberg, Stefan Kranz, Mark Culler, Thomas Papallo: Rotary contact circuit breaker venting arrangement including current transformer. General Electric Company, Carl B Horton, Cantor Colburn, March 14, 2000: US06037555 (29 worldwide citation)

A rotary contact circuit breaker having a venting arrangement to vent gasses operated by a short circuit interruption to a location substantially above the load strap of the breaker whereby electrical components are not damaged by the gasses and ionized gasses from different phases are conveyed in d ...


5
Dennis J Doughty, Randall L Greenberg, Ronald D Ciarcia: Circuit breaker having variable arc gas venting. General Electric Company, Richard A Menelly, Carl B Horton, May 19, 1998: US05753878 (25 worldwide citation)

Circuit breaker arc exhaust apertures in the line end of the circuit breaker case transfer arc gases from the circuit breaker interior during overcurrent circuit interruption. A flexible shield protects the circuit breaker terminal lug from arc gas contamination.


6
Randy Greenberg, Dean A Robarge, Dennis J Doughty, Ranganna C Dasari: Dual connector strap for a rotary contact circuit breaker. General Electric Company, Carl B Horton, Cantor Colburn, March 20, 2001: US06204743 (22 worldwide citation)

An electrically conducting strap for use in a rotary circuit breaker cassette provides dual connectors to accommodate either an electronic or mechanical trip unit within the circuit breaker and electrical distribution system. The continuous, integral strap includes a first section including a fixed ...


7
Ronald D Ciarcia, Gregory T Di Vincenzo, Dennis J Doughty, Richard E Bernier: Circuit breaker assembly for high speed manufacture. General Electric Company, Richard A Menelly, Walter C Bernkopf, Fred Jacob, November 11, 1986: US04622530 (21 worldwide citation)

A circuit breaker design and process for high speed assembly utilizes a unique secondary latch arrangement to reduce frictional forces and increase the breaker calibration test yield. The design allows for interchangeability of the trip unit by first pre-assembling the arc chute cavity and operating ...


8
Dennis J Doughty, Raymound K Seymour, Aymon A Maulandi: Molded case circuit breaker variable arc exhaust shield. General Electric Company, Richard A Menelly, Walter C Bernkopf, Fred Jacob, July 31, 1990: US04945327 (15 worldwide citation)

An industrial-rated molded case circuit breaker employs a pair of movable contact arms to interrupt circuit current through each phase of a multi-phase electrical power distribution circuit. A contact arm guide outboard the movable contact upon overcurrent conditions. A pair of protrusions formed on ...


9
Dennis J Doughty, Dave S Christensen: Arc runner retaining feature. General Electric Company, Carl B Horton, Cantor Colburn, October 9, 2001: US06300586 (13 worldwide citation)

An arc runner is fixedly retained on a load (or line) strap without hardware and without employing a mechanical operation. Either the arc runner or the strap has features, such as legs or holes, which engage notches or pins on either the strap or the arc runner and cause the arc runner to be retaine ...


10
Raymond K Seymour, Michael C Guerrette, William H Calder, Dennis J Doughty: Interlock arrangement for circuit breaker compartments. General Electric Company, Richard A Menelly, Carl B Horton, March 10, 1998: US05725085 (13 worldwide citation)

An interlock arrangement between a pair of industrial rated circuit breakers in adjoining circuit breaker compartments utilizes a pair of circuit breaker interlock units, one mounted on the rear surface of each circuit breaker. A corresponding pair of compartment interlock units are arranged within ...