Adjustable, high capacity sheet feeder
CA 2058478 A1 · Owner: Pitney Bowes Inc. · Inventors: Stepan, Constance R.; Spiers, James A.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
Apparatus for feeding and separating seriatim a sheet of paper from a stack of sheets. The apparatus includes: an adjustable deck having a receiving end and a feeding end for supporting the stack of sheets on edge the deck being oriented, at an angle between about 10 and 20 degrees to a horizontal plane and wherein the feeding end is lower than the receiving end; a main urge roller situated above the feeding end of the deck at about midway between the top and bottom edges of the stack of sheets, whereby the stack is bent at a point in the sheets about midway between the top and bottom edges of the sheets; a secondary feed roller parallel to and situated above the main urge roller near 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
- Filed December 24, 1991. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended December 24, 2011.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by December 24, 2013.
- 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.