Power line/transformer switch

Details Power line/transformer switch Power line/transformer switch

1985-03-14

1987-03-10

Scott, J. R.

Electricity: circuit makers and breakers

Multiple circuit control

Pivoted contact

200 48KB, H01H 2154, H01H 3100

Patent

active

046492372

ABSTRACT:
A power line/transformer switch of the isolator type, with knife members for the respective phases disposed on a common, rotatable shaft of insulating material. The respective contacts for the knives are disposed on an opposing, fixed shaft composed of insulating material. The respective shafts are mounted at one end of supports that are joined at the opposite end such that the supports constitute the legs of a V-shaped frame. The base of the V-formed supports is disposed perpendicularly on the longitudinal support bar that is parallel with the shafts, this longitudinal bar being provided with fasteners for attachment to a tower.

REFERENCES:
patent: 1731775 (1929-10-01), Heinrich
patent: 1907141 (1933-05-01), Bowie
patent: 2009815 (1935-07-01), Powers
patent: 3475546 (1969-10-01), Sadler
patent: 3632935 (1972-01-01), Stegmaier
patent: 3751611 (1973-08-01), Kerr, Jr.
patent: 3898372 (1975-08-01), Kalb
patent: 4246696 (1981-01-01), Bauer et al.
patent: 4302646 (1981-11-01), Osborne et al.

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