Washer

Details Washer Washer

1977-02-17

1978-07-25

Britts, Ramon S.

Brushing, scrubbing, and general cleaning

151 38, F16B 4300

Patent

active

041022394

ABSTRACT:
An anti snag washer that is employed with a conventional screw or bolt and nut and provides for increased area of contact with the workpiece due to the combination of an inner and outer washer.

REFERENCES:
patent: 551043 (1895-12-01), Otto
patent: 1793453 (1931-02-01), Barili
patent: 1911820 (1933-05-01), Fitzgerald
patent: 3090203 (1963-05-01), Durget
patent: 3150556 (1964-09-01), Churchill
patent: 3788185 (1974-01-01), Gutshall

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