Guide bar for a chain saw

Details Guide bar for a chain saw Guide bar for a chain saw

1990-05-04

1991-06-25

Watts, Douglas D.

Cutlery

Cutting tools

Saw

30383, B23D 5702, B23D 5900

Patent

active

050255614

ABSTRACT:
A guide bar for chain saw comprises a main body of a plate shape. The main body has first and second sides facing each other in the thickness direction of the main body. The main body includes at least a first recess provided on the first side, and a second recess provided on the second side of the main body. The first recess has a first portion communicated with the second recess so that the recesses define in combination a through hole at the communciating portion, and a second portion shielded by the second side of the main body. A filler is packed in said first and second recesses.

REFERENCES:
patent: 3545505 (1970-12-01), De Wesse et al.
patent: 4393590 (1983-07-01), Pantzar
patent: 4473581 (1969-10-01), Merz
patent: 4693007 (1987-09-01), Apfel et al.
patent: 4794696 (1989-01-01), Apfel et al.
patent: 4885843 (1989-12-01), Kelsay, III et al.
patent: 4903410 (1990-08-01), Wieninger et al.

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