Flywheel arrangement for engine
CA 2446655 A1 · Owner: Takahashi, Masanori · Inventors: Takahashi, Masanori; Katayama, Goichi
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
An engine has a crankshaft journaled on an engine body. The crankshaft has an end portion that extends outward beyond the engine body. In some embodiments a, flywheel has a hub portion and a wheel portion which are unitarily formed with each, other. The hub portion has a cylindrical shape that extends generally along an axis of the, crankshaft and is coupled with the end portion of the crankshaft. The hub portion has a, uniform thickness and a nut or bolt fastens the hub portion onto the end portion of the, crankshaft. In other embodiments the flywheel has a wheel portion and a coupling, portion which are unitarily formed with each other. The coupling portion extends over, the end …
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 October 24, 2003. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended October 24, 2023.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by October 24, 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.