Measuring and testing – With fluid pressure – Leakage
Patent
1990-08-17
1991-08-27
Williams, Hezron E.
Measuring and testing
With fluid pressure
Leakage
G01M 326
Patent
active
050422898
ABSTRACT:
End closure for a container is tested for pneumatic pressure required to buckle or rupture it, by applying pneumatic test pressure to one face of the closure, and using that pressure to press an annular peripheral area of the opposite face of the closure against a support to establish a seal without gripping the closure mechanically.
REFERENCES:
patent: 3792606 (1974-02-01), Munger
patent: 3954003 (1976-05-01), Dobbins
patent: 4194388 (1980-03-01), Mack
patent: 4440016 (1984-04-01), Konagaya et al.
McDonald Alan T.
Reynolds Metals Company
Williams Hezron E.
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