Electricity: circuit makers and breakers – Liquid contact – Time delay
Patent
1976-03-02
1978-05-23
Schaefer, Robert K.
Electricity: circuit makers and breakers
Liquid contact
Time delay
200144B, 200 83D, H01H 3312
Patent
active
040912515
ABSTRACT:
A vacuum switch incorporating two contact elements arranged in an evacuated housing, the contact elements being in contact with one another in the closed condition of the switch and being separable from one another for cutting-off the current. As to the two contact elements at least one is movable in one direction. At least the movable contact element is secured to a support element which is movably guided in the direction of movement of such contact element and possesses a current terminal separate from the support element.
REFERENCES:
patent: 3508021 (1970-04-01), Bellis
patent: 3887778 (1975-06-01), Farrall
patent: 3996437 (1976-12-01), Selzer
patent: 3996438 (1976-12-01), Kurtz
Pojunas Len
Schaefer Robert K.
Sprecher & Schuh AG
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