Portable motor chain saw

Details Portable motor chain saw Portable motor chain saw

1975-04-08

1976-10-26

Smith, Al Lawrence

Cutlery

Cutting tools

Saw

B27B 1702

Patent

active

039875431

ABSTRACT:
A portable motor chain saw with a guiding rail structure which on at least a portion of its circumferential surface on which the saw chain is slidably guided has a semicircular head by which the chain is deviated while a reinforcing layer of Stellite is applied on the region of the deviating portion of the guiding rail structure, the Stellite together with the adjacent guiding rail portion being tempered.

REFERENCES:
patent: 2962812 (1960-12-01), Gommel
patent: 3241228 (1966-03-01), Rayniak
patent: 3744363 (1973-07-01), Espana
patent: 3858321 (1975-01-01), Conaty
A Dictionary of Metallurgy by A. D. Merriman, p. 340.
Metals Handbook-8th Ed., vol. 2, p. 116, by American Society for Metals.

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