Chamber sealing valve

Details Chamber sealing valve Chamber sealing valve

2005-06-30

2008-09-02

Bastianelli, John (Department: 3753)

Heat exchange

Intermediate fluent heat exchange material receiving and...

Liquid fluent heat exchange material

C251S210000, C251S211000, C361S701000

Reexamination Certificate

active

07418998

ABSTRACT:
According to some embodiments, a first sealing portion is provided on a valve shaft to seal a chamber. The first sealing portion may, for example, seal the chamber when the valve shaft is inserted a first distance into an opening of the chamber. A second sealing portion may also be provided on the valve shaft to seal the chamber when the valve shaft is inserted a second distance into the opening.

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