Electricity: circuit makers and breakers – Multiple circuit control – Multiple switch
Patent
1975-05-02
1976-12-07
Scott, James R.
Electricity: circuit makers and breakers
Multiple circuit control
Multiple switch
200159A, 200275, 200292, 174 685, 317101B, H01H 900, H01H 1352, H05K 100
Patent
active
039964302
ABSTRACT:
An ultrasonic remote control device of the type having an integrated switching network formed in a multilayer printed circuit and mechanical switching means whereby at least some of the circuit connection paths intersect in a cross connection matrix with the switching means manually operable to connect each intersecting path to a common potential, for example ground.
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Eberwein Helmut
Scherzer Wolfgang
Preh Elektrofeinmechanische Werke
Scott James R.
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