Connecting element for two machinery components or constructiona

Details Connecting element for two machinery components or constructiona Connecting element for two machinery components or constructiona

1986-06-16

1988-11-22

Wilson, Neill

Expanded, threaded, driven, headed, tool-deformed, or locked-thr

Externally threaded fastener element, e.g., bolt, screw, etc.

Resiliently flexible

411413, 4034081, F16B 2300, F16B 3506

Patent

active

047862262

ABSTRACT:
A connecting element for two machinery components or constructional components is provided with a threaded portion 4 used for fastening and an anti-fatigue portion 3 arranged axially displaced to the threaded portion 4 and consisting of several elevations 5 and grooves6, with the minor diameter d.sub.3R of the grooves 6 of the anti-fatigue portion 3 being made smaller than the minor diameter d.sub.3 of the threaded portion 4. The proportion is between 80 and 100%. The pitch diameter d.sub.2R of the anit-fatigue portion 3 consisting of the elevations 5 and the grooves 6 are larger than or the same as the pitch diameter d.sub.2 of the threaded portion 4.

REFERENCES:
patent: 2168000 (1939-08-01), Schaurte
patent: 3418012 (1968-12-01), La Torre
patent: 3630253 (1971-12-01), Sherman
patent: 4018132 (1977-04-01), Abe
patent: 4040327 (1977-08-01), Otaki
patent: 4338054 (1982-07-01), Dahl

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