Pneumatic power tool

Details Pneumatic power tool Pneumatic power tool

1992-08-24

1993-07-20

Watts, Douglas D.

Tool driving or impacting

Means to drive tool about an axis

Fluid motor

173169, 173DIG2, B25D 1712

Patent

active

052285235

ABSTRACT:
A pneumatic power tool includes a housing (10), a motor (14), an air inlet passage (23) in the housing (10) communicating with the motor (14), a pistol type handle (12) extending from the housing (10) perpendicularly to the application direction of the tool, and an air communication arrangement (16, 20, 23) for connecting the air inlet passage (23) to a pressure air supply conduit connected to the tool, wherein the air communication arrangement (16, 20, 23) is separated from the handle (12) and comprises an air supply passage forming member (16) connected to the rear part of the housing (10), and an exhaust air passage (25, 26) having an outlet portion (26) coaxially disposed relative to the air supply passage forming member (16).

REFERENCES:
patent: 2261204 (1941-11-01), Amtsberg
patent: 2801415 (1957-08-01), Jenny
patent: 2818570 (1958-01-01), Faccou
patent: 2918675 (1959-12-01), Smith
patent: 3334695 (1967-08-01), Rosenberger et al.
patent: 4109735 (1978-08-01), Bent
patent: 4298074 (1981-11-01), Mattchen

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