Geometrical instruments
Patent
1980-02-27
1982-10-26
McGlynn, Joseph H.
Geometrical instruments
339DIG2, 285318, H01R 1362
Patent
active
043558542
ABSTRACT:
A coiled spring is located in an annular space formed between a coupling nut and a body for locking the nut to the body when the nut is threaded in place. The coiled spring may have a metal core, a resilient core, or an air core. In other embodiments, the locking means may comprise a plurality of separate coiled springs located at spaced apart positions around a metal or resilient core.
REFERENCES:
patent: 3218095 (1965-11-01), Wiltse
patent: 3520331 (1966-05-01), Boyle
patent: 3532101 (1970-10-01), Snyder, Jr.
patent: 3869186 (1975-03-01), Vetter
patent: 4066314 (1978-01-01), Williams
patent: 4165910 (1979-08-01), Anderson
patent: 4243290 (1981-01-01), Williams
McGlynn Joseph H.
McKenzie, Jr. Frank H.
Zobal Arthur F.
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