Patent · US Active

Double seat valve for separating media

US8739828B2 · kind B2 · utility

3Cited by

6References

16Claims

0Family size

Assignee

Südmo Holding GmbH · DE

Inventors

Frank Neuhauser · Neresheim, DE
Werner Deger · Tauberbischofsheim, DE
Karl Welchner · Deiningen, DE

Key dates

Filing date	Mar 14, 2013
Grant date	Jun 3, 2014
Priority date	—
Expiry date	Mar 14, 2033

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY10T137/88038
WIPO fieldMechanical elements
WIPO sectorMechanical engineering

Abstract

A double seat valve for separating media includes a housing having a first connector for a first pipeline and a second connector for a second pipeline, a first closing member of the first connector and a first closing member seat assigned thereto, the first closing member in closed position cooperating in sealing manner with the first closing member seat via at least one sealing element, a second closing member of the second connector axially spaced from the first closing member, and a second closing member seat assigned to the second closing member, the second closing member in closed position cooperating in sealing manner with the second closing member seat via at least one sealing element. The two closing members can be lifted independently of one another from their respective closing member seats. A leakage space is also provided between the two closing members and discharges into a leakage outlet.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.