Electricity: circuit makers and breakers – Multiple circuit control – Sequential operations
Patent
1998-11-20
1999-11-09
Friedhofer, Michael
Electricity: circuit makers and breakers
Multiple circuit control
Sequential operations
200 6B, 200529, 200533, 200437, H01H 1324
Patent
active
059818859
ABSTRACT:
An operation-staggered dual switch is provided having a casing, first and second switching mechanisms installed in the casing, the switching mechanisms being operatively connected such that operation of the first switching mechanism may follow operation of the second switching mechanism after a predetermined delay, wherein the operation-staggered dual switch includes delay means comprising a connection rod having indentations formed on one side, a train of toothed wheels having a leading toothed wheel and a trailing toothed wheel, the leading toothed wheel of the train of toothed wheels being engaged with selected indentations of the connection rod, and a rotary damper connected to the trailing toothed wheel of the train of toothed wheels, the connection rod being responsive to initiation of operation of the first switching mechanism for moving in a given direction.
REFERENCES:
patent: 4286125 (1981-08-01), Schaffeler et al.
patent: 5600107 (1997-02-01), Tsai
patent: 5644112 (1997-07-01), Geiger et al.
patent: 5854455 (1998-12-01), Cranick et al.
Katoh Yuichi
Yahagi Hiroyuki
Friedhofer Michael
Satori Electric Co., Ltd.
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