Mechanism which controls the manipulation of shutters of the venetian type
CA 2310168 A1 · Owner: Fabregat, Javier Jover · Inventors: Fabregat, Javier Jover; Val, Angel Ceamanos
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
Operation mechanism for venetian blinds which simultaneously tries to reduce the, size of the mechanism and to increase its simplicity and the sturdiness of its component parts, for which the transmission system from the input tubular cogwheel, operated by the tubular control rod by a cardan joint in order to adjust the inclination, of the vanes, consists of a second cogwheel of a considerably smaller diameter which, engages the former and which is coaxial to a spindle which acts on the output cogwheel, which is keyed to the shaft which turns the vanes.
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 May 30, 2000. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended May 30, 2020.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by May 30, 2022.
- 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.