Inlet or outlet valve for a pump

Details Inlet or outlet valve for a pump Inlet or outlet valve for a pump

2007-10-30

2007-10-30

Rivell, John (Department: 3753)

Fluid handling

Line condition change responsive valves

Direct response valves

C137S514500

Reexamination Certificate

active

10886212

ABSTRACT:
An inlet or outlet valve for a pump comprises a closing body (3) pretensioned by a spring element (4). The closing body (3) can open or close a passage on a valve seat (2). The valve also comprises a guide element (5) for guiding the closing body (3). Inside the guide element (5), the closing body (3) is guided at least on a first guiding area (9) and a second guiding area (10).

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PCT/DE02/03166 International Search Report, 7 pages, Mailed Jul. 17, 2003.
PCT/DE02/04752 International Search Report, 7 pages, Mailed Apr. 20, 2004.

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