Multifunctional valve for the fuel tank of a motor vehicle
CA 2433641 A1 · Owner: Palvoelgyi, Sandor · Inventors: Palvoelgyi, Sandor; Pozgainer, Gunther
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
Multifunctional valve for the fuel tank of a motor vehicle. In order to fulfill all these requirements in terms of safety and the restriction of emissions with a valve in as simple a way as possible, the closing element (22) can be moved to a limited degree with respect the float (16) is, acted on by a first spring (27) and has a small pressure equalization hole (25) , an intermediate element (30) is provided on the float (16) and above the closing element (22) and can move to a limited degree with respect to the float (16) in the axial direction and is acted on by a second spring (35), and a seat plate (38) is arranged above the intermediate element (30) and is pressed. downward against a …
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 26, 2003. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended June 26, 2023.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by June 26, 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.