Expansible chamber devices – With removal conduit for liquid seepage from expansible chamber
Reexamination Certificate
2006-08-29
2006-08-29
Lazo, Thomas E. (Department: 3745)
Expansible chamber devices
With removal conduit for liquid seepage from expansible chamber
C092S183000, C100S269050
Reexamination Certificate
active
07096774
ABSTRACT:
A high pressure press for treatment of substances such as food includes a floating piston in a pressure chamber, with seals. The floating piston has drainage system for collecting any pressure fluid that leaks past a seal of the floating piston. The drainage system includes a pressure reducer arranged inside the floating piston. The drainage system also includes an elastometic pad which is so arranged as to supply an underpressure to a space where pressure fluid leaking past a seal may collect. Collected pressure fluid is returned to the pressure chamber later in the cycle.
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Avure Technologies AB
Harness & Dickey & Pierce P.L.C.
Lazo Thomas E.
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