Electricity: conductors and insulators – Conduits – cables or conductors – Combined
Patent
1979-04-09
1980-10-07
Envall, Jr., Roy N.
Electricity: conductors and insulators
Conduits, cables or conductors
Combined
H01R 512
Patent
active
042270405
ABSTRACT:
This is concerned with a so-called screw-on electrical connector which contains or is made up of a plastic insulating cap with a coil spring on the inside which is constructed and arranged to be screwed down on the stripped ends of two or more electric wires. More specifically, the connector is constructed to provide a variable and controlled spring rate or compression load on the stripped ends of the largest number of wire combinations and in a less expensive form.
REFERENCES:
patent: 3297816 (1967-01-01), Waddington
patent: 3448223 (1969-06-01), Thorsman
patent: 3519707 (1970-07-01), Krup
patent: 3676574 (1972-07-01), Johansson
patent: 3875324 (1975-04-01), Waddington
Envall Jr. Roy N.
Ideal Industries Inc.
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