Peelaway type rollover valve element
CA 2361216 A1 · Owner: Eaton Corporation · Inventors: Benjey, Robert Philip
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
An improved fuel level responsive peelaway action valve for vehicle fuel tanks, in, which a float moves a valve closure element into sealing contact with a vapor venting, outlet, and then pulls or "peels" the valve element off the vapor venting outlet when fuel, level drops. The valve closure element comprises a thin flexible sealing , portion for, engaging the vapor venting outlet with low sealing forces and a stiffened , marginal, portion acted on by a rigid cage or frame which is connected to the float. As the float, drops, the cage contacts the stiffened marginal portion and levers the valve element off, the venting outlet.
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 November 7, 2001. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended November 7, 2021.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by November 7, 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.