Transformer crankshaft load selector

Details Transformer crankshaft load selector Transformer crankshaft load selector

1985-07-03

1987-03-03

Scott, J. R.

Electricity: circuit makers and breakers

Multiple circuit control

Pivoted contact

H01H 1954

Patent

active

046477314

ABSTRACT:
A load selector has an insulating cylinder, provided with fixed selector tacts inverting contacts and common point rings, in the interior of which is displaced a drive crankshaft on which are supported commutator modules. The drive crankshaft includes a male coupling element, a female coupling element associated with an upper crank, an off-center tube and a lower crank. A rolling mechanism serves as a lower bearing, and a rolling mechanism serves as the upper bearing. A drain tube is coupled to a central siphon tube which leads to an outlet formed in the lower crank.

REFERENCES:
patent: 2723318 (1955-11-01), Jansen
patent: 3590175 (1971-06-01), Bliebtreu et al.
patent: 3798395 (1974-03-01), Norman et al.
patent: 3902030 (1975-08-01), Popa

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