Log cutting machine
CA 1301032 C · Owner: Knight, David John · Inventors: Knight, May
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
The present specification discloses a log cutting machine. Known machines are relatively slow in operation. The present invention provides a cutting machine which has a cyclic operation and which can therefore be operated at fast speeds relative to the prior art machines. The machine of the present invention comprises a pivotal support which carries a cutting blade, the cutting blade, in use, acting with a reaction surface to produce the required cutting action, said support being pivotal by a cranked drive via a sliding mechanism.
Read the whole patent
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 May 19, 1992. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended May 19, 2009.
- 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.