Self-tapping wing nut

Details Self-tapping wing nut Self-tapping wing nut

1977-02-28

1978-09-19

Bonck, Rodney H.

Brushing, scrubbing, and general cleaning

85 35, 85 36, 151 4175, F16B 3714

Patent

active

041145062

ABSTRACT:
The wing nut is formed from plastic meterial and is provided with a tubular shank portion. The inner surface of shank is self-tapped when the wing nut is forced onto a threaded stud projections from an air filter cover. A sucker-like collar portion is provided for abutting the cover wall.

REFERENCES:
patent: 2088100 (1937-07-01), Watson
patent: 2386922 (1945-10-01), Andrews et al.
patent: 2551834 (1951-05-01), Ferguson
patent: 2878905 (1959-03-01), Langermeier
patent: 3069962 (1962-12-01), Rapata
patent: 3119430 (1964-01-01), DiRico
patent: 3213506 (1965-10-01), Fernberg
patent: 3235297 (1966-02-01), Fernberg
patent: 3273441 (1966-09-01), Biesecker
patent: 3345899 (1967-10-01), Fiddler
patent: 3362280 (1968-01-01), Muller
patent: 3448466 (1969-06-01), Haldopoulos
patent: 3826458 (1974-07-01), Fisher

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