Apparatus for feeding stitches of adhesive tape for binders of continuous forms for tabulating machines
CA 1297513 C · Owner: Mercatali, Luciano · Inventors: Mercatali, Luciano; Lari, Brunetto
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
Apparatus for feeding stitches of adhesive tape for binders of continuous forms for tabulating machines has a sprocket wheel to insert the leading end of each stitch into a corresponding hole of the perforation provided at the margins of the forms superimposed to each other in the binding step. A pair of rolls move the forms and fix the leading end of every point under the lower form. A pair of rolls move the adhesive tape in a direction perpendicular to the form advancement. Intermittent advancement is obtained through a ratchet system associated with a "cosmodrome" cam. A head rotates vertically in a plane parallel to the direction of form advance and is provided with at least one …
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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 March 17, 1992. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended March 17, 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.