Method and apparatus for placing flexible web piece into concave shaped shells
CA 1300573 C · Owner: Personal Products Company · Inventors: Spano, John Douglas
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A method and apparatus for placing multiple crimped flexible pieces into concave formed shells. In the method, a plurality of flat fibrous web pieces are provided on a shuttle device and are picked up and crimped longitudinally by gripper fingers, and each piece is transferred laterally to a location over a formed shell then lowered and inserted into the hell. While the pieces are on the shuttle device they are moved apart from each other. Also, during lateral transfer the crimped pieces are moved longitudinally and are also bowed longitudinally while being places into the concave formed shells. Suitable apparatus is also disclosed for picking up and crimping the flexible pieces 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 May 12, 1992. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended May 12, 2009.
- 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.