Check valve

Details Check valve Check valve

F - Mech Eng,Light,Heat,Weapons

16

K

F16K 15/14 (2006.01)

Patent

CA 2609204

A check valve made up of a substantially rigid portion and a substantially flexible membrane that is generally dome shaped. The substantially rigid portion includes one or more spokes that meet in the center of the rigid portion and one or more partial spokes extending part way to the center of the rigid portion. The dome shaped, substantially flexible membrane also includes one or more flexible spokes and one or more collapse zones. The completed check valve is made by connecting a center portion of the substantially rigid portion to a center portion of the dome shaped, substantially flexible membrane.

L'invention concerne un clapet de non-retour constitué d'une partie sensiblement rigide et d'une membrane sensiblement souple généralement en forme de dôme. La partie sensiblement rigide comprend au moins un rayon qui rejoint le centre de la partie rigide et au moins un rayon partiel s'étendant à mi-chemin vers le centre de la partie rigide. La membrane sensiblement souple en forme de dôme comprend également au moins un rayon souple et au moins une zone d'écrasement. Le clapet de non-retour complet est constitué par la liaison d'une partie centrale de la partie sensiblement rigide à une partie centrale de la membrane sensiblement souple en forme de dôme.

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