Method and apparatus for removing fastener elements from a slide fastener chain
CA 1110835 A · Owner: Yoshida Kogyo K.K. · Inventors: Kanzaka, Yoshihiro
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
An efficient and reliable means is provided for removing fastener elements or scoops from the tape-edge cords of a slide fastener chain to form the socalled space section without injuring the cords and beads wherein, carrier tape is held between a pair of holder members in a manner such that the ends of the bifurcated leg portions of fastener chain element are in contact with the ends of the holder members;each fastener chain element is cut and divided at the head portion by a wedge-like cutter blade into two pieces with simultaneous opening of the holder members whereby the bifurcated leg portions are outstretched and the scraping of element debris off the carrier tape is facilitated; and …
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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 October 20, 1981. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended October 20, 1998.
- 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.