Automatically adjustable rear suspension for trike
CA 2393213 A1 · Owner: Mcguire, Larry L. · Inventors: Mcguire, Larry L.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
An automatically adjustable rear suspension. A supply of pressurized gas is pneumatically, connected to a valve, and at least one air shock is also pneumatically connected to the valve. A pushrod is mechanically connected between a trike frame and a trike swing arm, and, actuates the valve in order to maintain the distance between the trike frame and the trike swing, arm at a factory pre-set value. Each air spring is disposed between an L arm rigidly attached, to the trike swing arm and the trike frame. In the preferred embodiment a , gas shock, absorber was also disposed between the trike frame and the trike swing arm.
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 July 12, 2002. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended July 12, 2022.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by July 12, 2024.
- 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.