Expanded – threaded – driven – headed – tool-deformed – or locked-thr – Internally threaded fastener element – e.g. – nut – etc. – Multipart
Patent
1979-05-08
1981-06-23
Nunberg, Casmir A.
Expanded, threaded, driven, headed, tool-deformed, or locked-thr
Internally threaded fastener element, e.g., nut, etc.
Multipart
411427, 411437, 411516, 411533, 411539, F16B 4300
Patent
active
042743230
ABSTRACT:
An assembly which may be mounted on a shaft such as a rod, bolt, or the like. The assembly includes a first member which comprises at least two segments and a retainer or locking member which interlocks with the segments when the segments are placed around the shaft to retain the segments on the shaft. The retainer also comprises at least two segments such that the first member can be used on a shaft on which the ends are non accessible.
In the illustrated embodiments, the first member is a nut, and, after positioning on the shaft, the nut can be rotated and tightened in the manner of any conventional nut.
REFERENCES:
patent: 1062000 (1913-05-01), Hahn
patent: 1241432 (1917-09-01), Peltz
patent: 1360297 (1920-11-01), Jensen et al.
patent: 1406804 (1922-02-01), Alexander
patent: 1452492 (1923-04-01), Carpenter
patent: 1607873 (1976-11-01), Crowder
patent: 2374309 (1945-04-01), Roxs
patent: 2377581 (1945-06-01), Shaffrey
patent: 3491647 (1970-01-01), Frazier
patent: 3618828 (1971-11-01), Jessmore
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