Chain saw cutting chain safety stop

Details Chain saw cutting chain safety stop Chain saw cutting chain safety stop

1986-04-23

1987-03-24

Watts, Douglas D.

Cutlery

Cutting tools

Saw

188 77R, B27B 1702, B60T 1304

Patent

active

046514236

ABSTRACT:
Disclosed is a safety stop that is operatively connected to the existing rotatively mounted front handle of a chain saw to independently actuate such safety stop to its actuated position to stop the rotation of the cutting chain upon rotation of such rotatively mounted front handle either automatically when "kick-back" occurs or upon such rotation by the operator at his option.

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patent: 3776331 (1973-12-01), Gustafsson
patent: 3934345 (1976-01-01), Hirschkoff
patent: 3964333 (1976-06-01), Hirschkoff
patent: 3991469 (1976-11-01), Frederickson
patent: 3991864 (1976-11-01), Muller
patent: 3992779 (1976-11-01), Marks et al.
patent: 4026392 (1977-05-01), Hirschkoff
patent: 4121339 (1978-10-01), Nikolich
patent: 4156477 (1979-05-01), Nagashima et al.
patent: 4324045 (1982-04-01), Hoppner et al.
patent: 4334357 (1982-06-01), Baricevic
patent: 4426563 (1984-01-01), Grogan

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