Single impact rivet gun

Details Single impact rivet gun Single impact rivet gun

1978-08-02

1980-03-11

Staab, Lawrence J.

Tool driving or impacting

Drive controlled by relative axial movement of tool

Drive motor controlled

173121, 173134, 91417R, B23Q 500, E21C 500

Patent

active

041923898

ABSTRACT:
A single impact rivet gun has a piston freely movable within a cylinder that is surrounded by an air accumulator. A valve to control flow of the air from the accumulator to the inside of the cylinder is located at one end of the cylinder and the valve has an opening leading from outside the gun to the inside of the cylinder. The gun includes means for introducing a vacuum at the opening to pull the piston to a starting position.

REFERENCES:
patent: 2303666 (1942-12-01), Souter
patent: 2960067 (1960-11-01), Osbourne
patent: 3255674 (1966-06-01), Nelson et al.
patent: 3288339 (1966-11-01), Bade
patent: 3711008 (1973-01-01), Clifford et al.
patent: 4039034 (1977-08-01), Wagner

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