Rachet system for winding a rolling door assembly
CA 2425108 A1 · Owner: Canimex Inc. · Inventors: Savard, Normand; Funk, Yannick; Lauzier, Jonathan
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A ratchet-like system for winding a rolling door assembly. The ratchetlike system includes a support bracket a cam, and a biasing device. The , support bracket is preferably mounted onto a fixed structure of the rolling door assembly. The cam is pivotally mounted about the support bracket and positioned adjacent to, a portion of an overhead shaft of the assembly. The cam is shaped and sized to cooperate with this portion of the overhead shaft between a first position where, the cam allows rotation of the overhead shaft along a first direction and a , second, position, where the cam has a surface engaged with the overhead shaft and where, further rotation of the overhead shaft along a …
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 April 10, 2003. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended April 10, 2023.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by April 10, 2025.
- 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.