Sealing assembly in fluid coupling
CA 1191171 A · Owner: Mining Supplies (Minsup) Pty. Ltd. · Inventors: Gilbert, Robert W.; Treloar, Howard A.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A quick-acting hose coupling comprising a pair of coupling members having interengageable lugs each coupling member having a compound sealing ring which comprises (a) a resilient sealing portion having a first part engaged lockingly in an annular recess in the coupling member and a second part projecting axially outwardly from the recess and (b) a, rigid reinforcement portion encircling the outwardly projection part such that it restricts distortion of the resilient portion which leads to fluid leakage.
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 July 30, 1985. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended July 30, 2002.
- 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.