Self-closing valve
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United States of America Patent
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Issued Date -
Feb 23, 2006
app pub date -
Apr 14, 2003
filing date -
Apr 25, 2002
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
Self-closing valve (V) for dispensing a product, including a liquid or pasty product (6), the valve having a valve diaphragm (1), the valve diaphragm (1) being of convex shape, as seen from the product side, at least in the dispensing region (2); and wherein the valve diaphragm (1) has, on its periphery, a holding ring (5) which is formed by encapsulation.
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