Check valve and valve arrangement comprising such a check valve

Details Check valve and valve arrangement comprising such a check valve Check valve and valve arrangement comprising such a check valve

2005-05-31

2005-05-31

Rivell, John (Department: 3753)

Fluid handling

Line condition change responsive valves

Direct response valves

C137S517000, C137S860000

Reexamination Certificate

active

06899126

ABSTRACT:
A check valve is mounted in a valve arrangement having a valve member with an annular channel and at least one bore opening into the annular channel. The check valve has a closing element configured to close the at least one bore in the annular channel. The closing element is formed of a strip shaped as a ring. The strip of the check valve is arranged in the annular channel of the valve member.

REFERENCES:
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patent: 3882891 (1975-05-01), Viles et al.
patent: 4241758 (1980-12-01), Eiermann
patent: 5323806 (1994-06-01), Watari et al.
patent: 20 43 002 (1972-03-01), None
patent: 0 069 531 (1983-01-01), None
patent: 525 481 (1921-09-01), None
patent: 2 161 583 (1986-01-01), None

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