Relief valve
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United States of America Patent
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-
Oct 11, 1994
Grant Date -
N/A
app pub date -
Dec 14, 1993
filing date -
Jun 18, 1991
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
A relief valve (6) includes a valve body (5), where a covering disk (1) holding a membrane (2) is completely built in. The axial dimension of the relief valve (6) coincides with the thickness of the valve body (5). The upper surface of the relief valve is flat. The application of the relief valve does not modify the external appearance of a container since the faying surface is also flat.
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