Jacquard mechanism
CA 2203753 A1 · Owner: Waters, Paul · Inventors: Waters, Paul
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A Jacquard mechanism for creating a shed in a loom comprises the following elements:-, a plurality of hooks operative to be connected optionally via one or more other bodies to yarns in a, loom, the hooks being movable between a first position and a second position;, a griffe, the griffe being movable along a path so as to engage the hooks wherein the hooks are in the first position, a plurality of solenoids each solenoid having a plunger operative to directly engage a hook. Movement of the plunger causes an associated hook to move to the second position wherein it will not be engaged by the griffe as it moves along the said path.
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 25, 1997. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended April 25, 2017.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by April 25, 2019.
- 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.