Breakaway hose coupling with manual rotational separation
CA 2536554 C · Owner: Gilbarco Catlow Llc · Inventors: Carmack, Cameron D.; Imler, David L.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A breakaway coupling for a fuel supply hose includes a male tubular valve body interfitting with or female tubular valve body and defining a fuel supply passage and the valve bodies enclose axially moveable spring biased valve members. The valve bodies are connected by releasable connecting means which provide for moving the valve bodies from a connected position to a disconnected position in response to a substantial axial tension force on the valve bodies. The valve bodies have cooperating peripherally extending and opposing cam surfaces effective to move the valve bodies from the connected position to the disconnected position in response to relative rotation of the valve bodies and cam …
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 February 14, 2006 and granted January 29, 2013. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended February 14, 2026.
- Certificates of supplementary protection extend only drug patents, and it isn't classified as one.
- 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.