Abstract: In power saws of the kind comprising a cutter bar around which travels a motor-driven saw chain, a safety device arranged to ensure automatic release of a safety brake to stop the saw chain. The device comprises a two-arm lever which is pivotally mounted in the body of the saw in such a manner that one arm abuts against the cutter bar so as to transmit jerky movements of said bar to the opposite arm which cooperates with means on a pivotable plate to influence the braking means.
Type:
Grant
Filed:
May 25, 1976
Date of Patent:
November 15, 1977
Assignee:
AB Partner
Inventors:
Gyorgy Nagy, Bengt Olof Johan Stellan Morner