Book cover applicator
CA 1080916 A · Owner: Norfin · Inventors: Snellman, Donald L.; Kuspert, John C.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A book cover applicator for applying a cover to a multiple sheet filler in which the sheets of the filler are secured together along their spine with a heat activateable adhesive which serves to bind together the filler and the cover. The applicator includes a sheet clamp mounted adjacent the surface on which the filler is supported moveable to and from a clamping position, a spine clamp also mounted adjacent the support surface moveable to and from a clamping position in which it engages the spine and the cover an, elongated heat application element moveable to and from a heat application position in thermally conductive relation with the spine adhesive, cam actuator means for moving the …
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 July 8, 1980. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended July 8, 1997.
- 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.