Reversible seat for front wheel drive and rear wheel drive power wheelchair having infinite angular adjustment
CA 2239706 A1 · Owner: Grebinoski, James J. · Inventors: Pogir, Hymie H.; Grebinoski, James J.; Pulver, Dale A.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A power wheelchair includes a seat support assembly that allows both fore and aft, and angular adjustment. The, preferred configuration includes first and second seat support members, one secured to the seat and the other mounted on the frame. A pin and elongated opening assembly is provided at each end of the seat support assembly to allow for angular adjustment of the seat. Moreover a channel is, formed on the longitudinal frame members to receive a fastener associated with the seat support assembly. By selectively loosening and tightening the fasteners the seat, support assembly, and thus the seat can be adjusted fore and, aft. This allows the same component parts to be used with both …
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 June 5, 1998. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended June 5, 2018.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by June 5, 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.