Electrical safety plug and socket combination

Details Electrical safety plug and socket combination Electrical safety plug and socket combination

1979-10-29

1981-12-22

Abrams, Neil

Geometrical instruments

339184R, H01R 1364, H01R 13642

Patent

active

043063748

ABSTRACT:
An electrical safety plug having two prongs receivable in a complementary socket having two terminal holes, the plug and socket combination being polarized so that the relationship between the prongs and terminals is non-reversible. The plug body has integral therewith a safety tab so positioned that when the plug is correctly inserted in the socket, the tab lies under the body of the socket. The tab blocks insertion when the user seeks to make an incorrect insertion in the complementary socket or in the event the user tries to plug into any other socket.

REFERENCES:
patent: 2510944 (1950-06-01), Averbach
patent: 2828474 (1958-03-01), Fox
patent: 3089071 (1963-05-01), Hartwig
patent: 3588784 (1971-06-01), Kunkle

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