Anti-kickback device for chain saws
CA 1065232 A · Owner: Textron Inc. · Inventors: Progl, Rudolph
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
An anti-kickback device for preventing kickback of a chain saw comprises, in one embodiment, a platelike member attached to the guide bar nose section and having the general configuration of a circular sector which extends arcuately over a predetermined sector of the nose section and extends radially outwardly therefrom a distance greater than the farthest radial extent of the saw chain during its travel over the nose section to prevent the chain from being brought into contact with any object in the region where it runs over the nose section thereby preventing kickback which could otherwise occur. The platelike member may terminate in an inturned lip which is turned inwardly towards the …
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Listed from its CIPO record in Patent Yard's archive of Canadian patents past their term. Its claims, description and drawings are in the CIPO record and on Google Patents, and the Claude kit works from them.
Why it's free to use
- Granted October 30, 1979. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended October 30, 1996.
- We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
Timeline
Timeline From CIPO dates
Sources & verification
Official CIPO records
Everything on this page comes from the CIPO record linked above. Contains information licensed under the Open Government Licence – Canada.