Automated sheet dispenser
CA 2228317 A1 · Owner: Spx Corporation · Inventors: Zerfahs, Art
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
An automated sheet dispenser for dispensing a single sheet removed from the bottom of a stack formed of a plurality of sheets. The dispenser includes a hopper for supporting the stack of sheets, the hopper having an opening provided in the bottom surface thereof to allow passage of a sheet through the opening; a separator forseparating a leading edge of the bottom sheet from the stack through the opening and moving the leading edge to a position below the hopper; and a guide for engaging the leading edge of the sheet separated from the stack by the separator and guiding the sheet to a sheet exit chute. The separator is lowered from the stack to separate the leading edge of the bottom sheet …
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 February 27, 1998. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended February 27, 2018.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by February 27, 2020.
- 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.