Check valve

Details Check valve Check valve

B - Operations, Transporting

60

T

B60T 15/18 (2006.01) B60T 13/26 (2006.01)

Patent

CA 2393066

A lightweight, non-metallic valve is preferably formed of molded plastic. The valve (50) has an hour-glass configuration or enlarged recesses formed therein to reduce the overall mass of the assembly and provide increased sensitivity to low flow rates. Sealing O-rings (62) are snap fit into grooves (60) at opposite ends of the symmetrical assembly.

La présente invention concerne une valve légère, non métallique, réalisée de préférence en plastique moulé. La valve (50) présente une configuration en sablier ou comprend des retraits élargis formés pour réduire la masse totale de l'ensemble et pour donner une sensibilité améliorée aux faibles débits. Des joints toriques (62) sont encliquetés dans des gorges (60) se trouvant aux extrémités opposées de l'ensemble symétrique.

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