Electrical connectors

Details Electrical connectors Electrical connectors

1976-07-22

1977-10-18

Kozma, Thomas J.

Electricity: circuit makers and breakers

Interlocking

Between plural switches

200 51R, 200337, H01H 920

Patent

active

040547620

ABSTRACT:
An electrical connector including selective polarization keying between the ground pin contact and ground socket contact. A rotatable sleeve around the ground socket contact selectively locks the ground pin contact in position or prevents insertion thereof when a circuit breaker is on.

REFERENCES:
patent: 1347345 (1920-07-01), Lofgren
patent: 1528681 (1925-03-01), Martn
patent: 3801757 (1974-04-01), Carissimi et al.

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