Wire rope drive mechanism for reciprocating linear motion
CA 2344710 A1 · Owner: Skaggs, Gary · Inventors: Hopper, Douglas A.; Skaggs, Gary; Harrison, Joel P.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A drive mechanism for providing reciprocating liner motion for a movable work, piece relative to a stationary work piece is provided. The drive system includes a motor, rotating a drum in forward and reverse directions about a first axis. The motor and drum, are fixedly mounted with respect to the stationary work piece such as to a , housing or, other structure. The system further includes an elongate substantially non-, flexible cable, having a first and second ends fixed with respect to the stationary work piece. The cable, further includes an intermediate portion extending between the first and second ends, with, the intermediate portion being wound around the drum. First and second …
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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 16, 2001. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended February 16, 2021.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by February 16, 2023.
- 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.