Cloth piece supply apparatus and method
CA 2111267 A1 · Owner: Shimizu, Toru · Inventors: Yunoki, Akio; Shimizu, Toru; Anda, Kazunori
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A cloth pick-up apparatus is used which comprises pressing means for pressing one end of the top cloth piece from the upper side, a catch roller having on a part of its circumferential surface catch needles and movable toward and away from the other end of the top cloth piece, the catch roller being adapted to be driven for rotation to feed the top cloth piece in a direction remote from the pressing means a feed rol-, ler rotatable in timed relation with the catch roller and a pressure roller movable toward and away from a cloth-piece-feed surface of the feed roller and rotatable in cooperation with the feed roller. The catch roller is rotated touching one end of front face of the cloth …
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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
- Filed December 13, 1993. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended December 13, 2013.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by December 13, 2015.
- 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.