Coiled spring lock washer for socket bolts

Details Coiled spring lock washer for socket bolts Coiled spring lock washer for socket bolts

1974-09-05

1977-12-27

Britts, Ramon S.

Brushing, scrubbing, and general cleaning

F16B 3924

Patent

active

040649210

ABSTRACT:
A coiled spring lock washer characterized in that it is made by winding elastic wire rod spirally into two rings at the most, an upper ring of which having the outside diameter slightly larger than the inside diameter of a lower ring so that the upper ring may be forced into the lower ring to some extent when fastening a bolt, thereby preventing the bolt from loosening perfectly.

REFERENCES:
patent: 514339 (1894-02-01), Schoaf
patent: 1515346 (1924-11-01), Kreissig
patent: 1847314 (1932-03-01), Stoll
patent: 1876836 (1932-09-01), Berge
patent: 2089924 (1937-08-01), Legge et al.
patent: 2371463 (1945-03-01), Olson

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