H - Electricity – 02 – K
Patent
H - Electricity
02
K
H02K 5/00 (2006.01) H02B 1/21 (2006.01) H02B 11/133 (2006.01)
Patent
CA 2155405
An interlock mechanism in a motor control unit is provided for preventing the motor control unit from being engaged with current carrying bus bars within an enclosure when a handle disposed on the motor control unit is in an ON position. the handle controls a switching device disposed in the motor control unit, the interlock mechanism interacts with the switching device and automatically engages when the control unit is connected to the current carrying bus bars whereby preventing the motor control unit from being disengaged from the current carrying bus bars once the control unit becomes engaged with the current carrying bus bars and the handle is moved to the ON position.
Pugh Richard D.
Weiden Conrad S.
Fetherstonhaugh & Co.
Square D. Company
LandOfFree
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