Lumber cutting saw
CA 1215294 A · Owner: Oliver Machinery Company · Inventors: Visser, James T.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
The specification discloses an optimizing saw including a scanner unit having devices for measuring both the width and length of boards passing through the station whereby board feet can be calculated. More specifically the width measuring device includes a reference plane and a reciprocating ram opposite the reference plane which engages a board therebetween to measure board width. The optimizing saw further includes a board conveying apparatus having a multi-speed hydraulic motor drive for smoothly and precisely transporting boards through the optimizing saw. Optimal saw cut locations for each board control of the width-measuring device, calculation of board feet processed, pinch roll …
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 December 16, 1986. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended December 16, 2003.
- 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.