Valve mechanism for tube-type fluid container

Details Valve mechanism for tube-type fluid container Valve mechanism for tube-type fluid container

2006-06-13

2006-06-13

Mar, Michael (Department: 3754)

Dispensing

Outlet element operated by pressure of contents

Spring form, resilient or compressible flow controller or...

C222S212000

Reexamination Certificate

active

07059501

ABSTRACT:
A valve seat portion20has a nearly tubular shape, at the bottom of which a circular opening portion23which functions as a valve seat is formed. A valve portion10has a ring-shaped supporting portion11which is disposed inside the valve seat portion20.A valve body12has a shape corresponding to the circular opening portion23,and multiple coupling portions couple the supporting portion11and the valve body12.In the valve portion10,the valve body can move between a closed position in which the valve body closes the opening portion23in the valve seat portion20and an open position in which the valve body opens the opening portion23by the flexibility of the four coupling portions13.

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