Locking cup washer

Details Locking cup washer Locking cup washer

1972-05-30

1976-06-22

Frazier, Roy D.

Brushing, scrubbing, and general cleaning

151 2A, 151 55, F16B 3908

Patent

active

039645304

ABSTRACT:
A nut locking device in the form of a cup washer with a slotted base portion is secured over the end tang of an external threaded fastener so that the outer lip portion of the cup washer engages over and locks against the outer peripheral edges of a nut threaded on the fastener to maintain the nut in a set position on the fastener.

REFERENCES:
patent: 1002452 (1911-09-01), Rickards
patent: 2101678 (1937-12-01), Herschmann
patent: 2469441 (1949-05-01), Pitisci
patent: 2879089 (1959-03-01), Kobylinski

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