Electric socket and plug

Details Electric socket and plug Electric socket and plug

1977-09-19

1979-06-12

Abrams, Neil

Geometrical instruments

339 75P, H01R 1362

Patent

active

041578554

ABSTRACT:
An electric socket adapted to receive a plug connected to the cord of an appliance such as a vacuum cleaner. In one embodiment of the invention there is provided in the socket a pair of bimetallic elements designed to deflect when heated causing the plug prongs to be released whereupon the plug is pushed from the socket under spring pressure. In other embodiments of the invention electromagnets are provided to cause the desired prong deflection for release of the plug. Appropriate circuitry is provided for the desired operation of the socket including release of the plug at remote as well as near locations with respect to the socket.

REFERENCES:
patent: 2073645 (1937-03-01), Maurer
patent: 2103040 (1937-12-01), Radcliffe
patent: 2654865 (1953-10-01), Klug
patent: 2710384 (1955-06-01), Dupre et al.
patent: 2746021 (1956-05-01), Butkovich
patent: 2919317 (1959-12-01), Mercer et al.
patent: 3431428 (1969-03-01), Van Valer
patent: 3475715 (1969-10-01), Venaleck

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