Electricity: conductors and insulators – Conduits – cables or conductors – Single duct conduits
Patent
1992-04-27
1994-12-13
Picard, Leo P.
Electricity: conductors and insulators
Conduits, cables or conductors
Single duct conduits
285162, 439552, H01R 1374
Patent
active
053731069
ABSTRACT:
A spring steel adaptor that improves the ease of use and reduces the time involved in securing electrical connectors to electrical junction boxes. Several embodiments are disclosed which require the use of a zinc die-cast connector having a smoother central section to accommodate the spring steel adaptor. Some of the embodiments employ a spring steel adaptor that is designed to be used in conjunction with any of the standard size threaded electrical connectors that are presently in use in the electrical industry.
REFERENCES:
patent: 1483218 (1924-02-01), Fahnestock
patent: 3183297 (1965-05-01), Curtiss
patent: 3858151 (1974-12-01), Paskert
patent: 4324503 (1982-04-01), Sevrence
patent: 5171164 (1992-12-01), O'Neil et al.
Gretz Thomas J.
O'Neil Daniel J.
Stark Thomas S.
Arlington Industries Inc.
Picard Leo P.
Tone David
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