Patents by Inventor Denis Lamontagne

Denis Lamontagne has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Patent number: 5863079
    Abstract: A quick connect/disconnect coupling comprised of a male coupling adapted to mate with a female coupling, the female coupling forming a passageway to receive the male coupling, and locking means for retaining the male coupling in said female coupling. The locking means being comprised of a locking lever pivotably mounted to the female coupling and having a cooperating projection adapted to extend through the coupling into the passageway to engage an annular cavity of the male coupling to maintain the male coupling into a mating relationship with the female coupling when the locking lever is in a closed position. The male and female couplings are provided with a reinforced annular rim, the reinforced annular rim of the male coupling extends radially of the coupling at a mid-portion thereof.
    Type: Grant
    Filed: March 20, 1997
    Date of Patent: January 26, 1999
    Assignee: Gestion Michel Donais
    Inventors: Michel Donais, Denis Lamontagne