Screw gun automatic feed

Details Screw gun automatic feed Screw gun automatic feed

1985-06-03

1987-05-26

Schmidt, Frederick R.

Tools

Wrench, screwdriver, or driver therefor

Machine

81433, 81434, B25B 2306

Patent

active

046675450

ABSTRACT:
An automatic feed screw driver for continuously driving a plurality of screws and adaptable for mounting on a conventional drill and which includes a stationary tube mounted on the drill housing, a stationary sleeve mounted on the barrel of the drill, a spring pressed slide sleeve biased outwardly within the stationary sleeve, a gravity feed tube in communication with the slide sleeve and is slidably mounted on the stationary tube. A spring loaded knife is disposed in the slide sleeve for separating the screws from a tape attached thereto. An element is provided for varying the spring pressure on the slide sleeve.

REFERENCES:
patent: 2670770 (1954-03-01), Potterton
patent: 2777484 (1957-01-01), Groneman
patent: 3554246 (1971-01-01), Halstead
patent: 3960191 (1976-06-01), Murray
patent: 4062389 (1977-12-01), Lejdegard
patent: 4294142 (1981-10-01), Sugahara et al.
patent: 4404877 (1983-09-01), Mizumo et al.
patent: 4416172 (1983-11-01), Medinger
patent: 4428261 (1984-01-01), Takatsu et al.
patent: 4623646 (1971-11-01), Cast

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