Electrical apparatus comprising a series of current taps and var

Details Electrical apparatus comprising a series of current taps and var Electrical apparatus comprising a series of current taps and var

1980-11-18

1982-10-26

Scott, James R.

Electricity: circuit makers and breakers

Multiple circuit control

Pivoted contact

H01F 2904, H01H 116, H01H 156, H01H 900

Patent

active

043563597

ABSTRACT:
Electrical contact apparatus comprises a center holder supporting a principal roller actuated by a telescopic movement and two oscillating auxiliary holders each equipped with an auxiliary roller.

REFERENCES:
patent: 2231627 (1941-02-01), Jansen
patent: 2513677 (1950-07-01), Rigert
patent: 2571794 (1951-10-01), Turner
patent: 2988605 (1961-06-01), Van Gent
patent: 3014999 (1961-12-01), Pensis
patent: 3206564 (1965-09-01), Hauser
patent: 3458670 (1969-07-01), Wittenzellner
patent: 3632908 (1972-01-01), Bleibtreu et al.

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