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Patrick G Salas, Donald R Brown, Jose Bscheider, Thomas A Murphy, Grady W Broadnax Jr, Edgar Yee, Mary A Doddy, Veronica Kertesz, Indrajit Purkayastha, Sara Uecker, James Burke, Dana Foster, John S Vandevanter, Wolfgang Meyer Haack: Power management control system. General Electric Company, Carl B Horton, January 19, 1999: US05862391 (168 worldwide citation)

The power management control system comprises a computer having standard RS485 interface cards and adapters installed in its I/O slots defining multiple industry standard Modbus RTU networks. The computer contains software for monitoring and controlling selected aspects of power usage/consumption, a ...


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Edgar Yee: Universal circuit breaker interlock arrangement. General Electric Company, Richard A Menelly, Walter C Bernkopf, Fred Jacob, May 8, 1990: US04924041 (34 worldwide citation)

A universal circuit breaker interlock arrangement allows two circuit breakers to be interlocked such that only one of the circuit breakers is on at one time. The circuit breakers can be interlocked, per se, or when used with an electrical motor operator or with a manual rotary operator. The slidably ...


3
Edgar Yee, Robert Allan Morris, Scott Edward McPherren, Neal Edward Rowe: Motor control center subunit having moveable line contacts and method of manufacture. Eaton Corporation, Ziolkowski Patent Solutions Group SC, March 30, 2010: US07688572 (23 worldwide citation)

A system and method for connecting supply power to motor control components includes use of a motor control center subunit with moveable supply power contacts. After a motor control center subunit is secured into a motor control center compartment, the supply power contacts may be advanced to engage ...


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Edgar Yee, Charles Piper, Lloyd E Wentler, Gilbert A Soares: Hinged pilot device door and bracket assembly. General Electric Company, Cantor Colburn, May 21, 2002: US06392140 (20 worldwide citation)

An access door for an electrical enclosure is disclosed. The access door includes a hinge mechanism extending from the access door, the hinge mechanism defining an aperture including a support surface within the aperture, a flange extending from the enclosure and engaged within the aperture wherein ...


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Edgar Yee, Richard E Bernier: Bi-stable interlock arrangement for molded case circuit breakers. General Electric Company, Richard A Menelly, Walter C Bernkopf, Fred Jacob, April 16, 1991: US05008499 (17 worldwide citation)

A bi-stable interlock arrangement allows two circuit interruption devices such as electric circuit breakers and electric disconnect switches to be interlocked such that only one such device can be turned ON at one time. The interlock is used with main and auxiliary power sources to ensure that only ...


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Robert A Morris, Scott E McPherren, Edgar Yee: Test module for motor control center subunit. Eaton Corporation, Ziolkowski Patent Solutions Group SC, June 12, 2012: US08199022 (16 worldwide citation)

A system and method are provided for coordinating the installation and removal a motor control center subunit with the power connection and interruption thereof. A system of interlocks and indicators causes an operator to install a motor control center subunit into a motor control center, and connec ...


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Edgar Yee, Robert A Morris, Daniel J Leeman, Daniel B Kroushl, George Norman Russ: Free-wheeling clutch for a motor control center subunit having moveable line contacts. Eaton Corporation, Ziolkowski Patent Solutions Group SC, March 23, 2010: US07684199 (16 worldwide citation)

A system and method for connecting supply power to motor control components includes use of a motor control center subunit with moveable supply power contacts. After a motor control center subunit is secured into a motor control center compartment, the supply power contacts may be advanced to engage ...


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Robert A Morris, Edgar Yee: Motor control center subunit having visible contact disconnection and method of manufacture. Eaton Corporation, Ziolkowski Patent Solutions Group SC, September 21, 2010: US07800888 (15 worldwide citation)

A motor control center subunit includes a subunit housing configured to fit within a motor control center. The housing has a front panel. The motor control center subunit also includes a drive mechanism attached to the subunit housing. The drive mechanism is configured to control a plurality of line ...


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Robert A Morris, Edgar Yee, Jared A Bryll, Daniel J Leeman, Daniel B Kroushl: Remote operation of a motor control center subunit disconnect. Eaton Corporation, Ziolkowski Patent Solutions Group SC, November 8, 2011: US08054606 (13 worldwide citation)

A system and method are provided for remotely actuating a subunit disconnect in a motor control center subunit. A motor control center subunit includes a subunit housing configured to fit within a motor control center and a subunit disconnect configured to selectively control a supply power to motor ...