Bandsaw mechanism
CA 1071978 A · Owner: Bonac, Thomas · Inventors: Bonac, Thomas
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A system for introducing " tensioning " stress distribution into the wide bandsaw blade without its plastic deformation, for automatically compensating for blade temperature expansions and blade manufacturing inaccuracies and for controlling blade position on the bandsaw wheels comprising: torsional loading of the back noncutting section, of the bandsaw blade by using two actuators acting as a couple; continuously sensing for a displacement of the bandsaw blade during sawing from a set position on the wheels and countering the adverse effect of such displacement by generating a corrective displacement in the opposite sense relative to the said set position through the change of the ratio of …
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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 February 19, 1980. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended February 19, 1997.
- 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.