Hand held power tool including inertia switch

Details Hand held power tool including inertia switch Hand held power tool including inertia switch

1995-08-17

1998-01-06

Hail, III, Joseph J.

Tool driving or impacting

Automatic control of power operated means

Drive means responsive to torque or speed condition

173 2, 30381, H02P 700, B27B 1702

Patent

active

057044350

ABSTRACT:
A hand held power tool includes a motor coupled to an output element and an inertia switch operative to disable the output element upon movement of the tool at a rate greater than a determined rate. The inertia switch disables the output element by open circuiting the motor or uncoupling the output element from the motor.

REFERENCES:
patent: 3974566 (1976-08-01), Pilatowicz
patent: 4402138 (1983-09-01), Glockle et al.
patent: 4560040 (1985-12-01), Morner et al.
patent: 5125160 (1992-06-01), Gassen
patent: 5126643 (1992-06-01), French
patent: 5155421 (1992-10-01), Hansson
patent: 5201373 (1993-04-01), Bioechle
patent: 5294874 (1994-03-01), Hessenberger et al.

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