Hand held drill drive

Details Hand held drill drive Hand held drill drive

1988-06-30

1990-01-09

Bilinsky, Z. R.

Cutlery

Perforating or indenting implements

Pointed

408 67, 408228, 408229, 30353, 30358, B23F 116

Patent

active

048918873

ABSTRACT:
There is provided a hand held and hand operated drill for installing ceiling hooks or other mounting apparatus to a ceiling constructed of plasterboard. The present device collects the falling material cut away by the drilling process in a collection cup mounted on the drill. The device is a one piece plastic molded tool having a handle portion for applying pressure and a reciprocal rotation, a collection dish mounted to a shaft, and cutting blades tapered to a point and honed to an edge for scraping during the reciprocal rotation.

REFERENCES:
patent: 225004 (1880-03-01), Fairbanks
patent: 881856 (1908-03-01), Hagstrom
patent: 2046840 (1936-07-01), Phillips et al.
patent: 2161062 (1939-06-01), Killgore
patent: 2640379 (1953-06-01), Graves
patent: 3028781 (1962-04-01), Muenchinger
patent: 3276820 (1966-10-01), Ditson
patent: 4479555 (1984-10-01), Grossmann et al.
patent: 4556347 (1985-12-01), Barish
patent: 4592560 (1986-06-01), Neumaier et al.

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