Keys for drill chucks

Details Keys for drill chucks Keys for drill chucks

1977-05-18

1978-09-05

Smith, Al Lawrence

Tools

Wrench, screwdriver, or driver therefor

Plural pivoted jaws and handle-lever

279 1K, B25B 1302

Patent

active

041110790

ABSTRACT:
A drill chuck key with ejector means for disengaging at least its geared head part or at least its pilot portion from the chuck when released by the user.

REFERENCES:
patent: 1798234 (1931-03-01), Toppin
patent: 2660081 (1953-11-01), Dossie
patent: 2880008 (1959-03-01), Stoner
patent: 3245446 (1966-04-01), Morifuji
patent: 3869943 (1975-03-01), Buck
patent: 3977686 (1976-08-01), Buck
patent: 4068978 (1978-01-01), Brock

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