Assembly for enabling close tolerance punching with a reusable system
CA 1068596 A · Owner: S. B. Whistler And Sons · Inventors: Krueger, Clarence L.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
An assembly adapted for use in substantially increasing the accuracy of a reusable type punching system features a floating locater or guide templet and associated stripper-punch tip guide element to accurately positionally, locate a punch relative to an associated die part.
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 25, 1979. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended December 25, 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.