Shoe machines
CA 1045313 A · Owner: Usm Corporation · Inventors: Klein, Rolf; Giebel, Gerhard W.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A shoe machine for pulling and lasting shoe uppers and insoles on lasts has a pair of wiping elements, one operating heelwardly of the other in the joint region. After the upper has been pulled over and the insole has been cemented, the first wiping elements wipe in the upper margin at the joint with a toeward motion, which wiping elements then retract. The second wiping elements wipe in adjacent portions of the lasting margin the, wiping action of the second wipers overlapping that of the first wiping elements to wipe down any creases formed thereby. The main toe wiper plates operate to wipe in the toe and forepart portions of the upper. The insole cementing plate has heelward extensions …
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 January 2, 1979. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended January 2, 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.