Fuel pumping apparatus
CA 1263282 C · Owner: Bonin, Jean-Claude · Inventors: Bonin, Jean-Claude
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A fuel pumping apparatus for supplying fuel to an internal combustion engine includes a spring loaded fuel quantity control member which is moved by increasing fluid pressure in a chamber to reduce the amount of fuel supplied. The pressure in the chamber is controlled by a pair of ON/OFF valves valve, admitting fluid to the chamber and valve allowing fluid to escape from the chamber. When the valves are closed an hydraulic lock is created to prevent movement of the member by mechanical forces applied to it during operation of the apparatus.
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
- Granted November 28, 1989. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended November 28, 2006.
- 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.