Safety guard for chain saw bar

Details Safety guard for chain saw bar Safety guard for chain saw bar

1989-09-18

1991-02-12

Watts, Douglas D.

Cutlery

Cutting tools

Saw

B27B 1702

Patent

active

049912976

ABSTRACT:
A chain saw guard is intended for use on a chain saw, which includes a motor housing, a drive motor contained in the housing, a saw chain guide bar mounted on the motor housing and a saw chain driven by the drive motor and carried on the guide bar. The guard includes a saw chain guard plate which extends from the housing forward over the guide bar. A bracket is provided for rotational mounting of the guard plate on the motor housing. The bracket is mounted on the housing on the same mounting as the chain guide bar. A limiting mechanism is provided on the bracket for providing limited rotational movement of the guard plate relative to the bracket.

REFERENCES:
patent: 2937673 (1960-05-01), Duperron et al.
patent: 3059673 (1962-10-01), Woleslagle
patent: 3384136 (1968-05-01), Marin
patent: 3754328 (1973-08-01), Knerr
patent: 4060894 (1977-12-01), Hampton
patent: 4193193 (1980-03-01), Holzworth
patent: 4621426 (1986-11-01), Shivers

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