Switch drive

Details Switch drive Switch drive

1985-04-12

1987-03-31

Marcus, Stephen

Electricity: circuit makers and breakers

Liquid contact

Time delay

H01H 326

Patent

active

046544925

ABSTRACT:
A switch drive assembly includes a switch having a contact and a control shaft for actuating the contact and switching substantially currentlessly, and a drive having a drive motor, a flywheel accumulator connected to the drive motor for receiving a change from the drive motor immediately prior to a switching process, the flywheel accumulator being coupled to the control shaft for discharging during a switching process and executing a previously initiated switching process, the drive motor acting as a generator for generation of a self-sufficient voltage supply during discharge of the flywheel accumulator.

REFERENCES:
patent: 2567636 (1951-09-01), Cuny
patent: 3679960 (1972-07-01), Hirokawa et al.
patent: 4137436 (1979-01-01), Barkan et al.

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