Lightweight chain saw bar

Details Lightweight chain saw bar Lightweight chain saw bar

1987-07-31

1989-06-13

Watts, Douglas D.

Cutlery

Cutting tools

Saw

30383, B27B 1702

Patent

active

048379344

ABSTRACT:
A chain saw bar defines an elongate open area within which is formed an insert member of a lightweight, nonmetallic material. An internal edge structure of the saw bar includes an inwardly directed, apertured flange. The insert member is formed with portions overlying opposite sides of the flange and at least partially occupies openings therein to enhance securement to the bar. An insert member of a fiber reinforced material is disclosed.

REFERENCES:
patent: 3191646 (1965-06-01), Merz
patent: 3250304 (1966-05-01), Merz
patent: 3301283 (1967-01-01), Merz
patent: 4393590 (1983-07-01), Pantzar

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