Compression release mechanism
CA 2510094 A1 · Owner: Sterr, Randall E. · Inventors: Sterr, Randall E.; Miller, William M.; Koehler, Scot A.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A compression release mechanism for use in a single or multi-cylinder engine to make the engine easier to hand start. The assembly includes a compression release, shaft disposed substantially within the camshaft. The compression release shaft is, formed in at least two segments and can therefore be formed accurately repeatedly and, cost effectively using powder metal technology. Consequently the weight of , the, flyweight member that is attached to the compression release shaft can be accurately, controlled, thereby allowing the compression release mechanism to disengage at a, precisely known rotational velocity of the camshaft. The compression release shaft, may engage one or more …
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 27, 2000. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended June 27, 2020.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by June 27, 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.