Patent · US Active

Membrane valve

US9010729B2 · kind B2 · utility

3Cited by

17References

15Claims

0Family size

Assignee

BUERKERT WERKE GMBH · DE

Inventors

Johannes Baumann · Künzelsau, DE
Christina Ripsam · Ingelfingen, DE
Ralf Scheibe · Künzelsau, DE
Holger Schwab · Ingelfingen, DE

Key dates

Filing date	Mar 29, 2012
Grant date	Apr 21, 2015
Priority date	—
Expiry date	Aug 11, 2032

Classification

Technology area (CPC F)Mechanical Engineering; Lighting; Heating
CPC primaryF16K7/14
WIPO fieldMechanical elements
WIPO sectorMechanical engineering

Abstract

A membrane valve comprising a first and a second valve housing part and a membrane clamped between the valve housing parts comprises a peripherally surrounding bead on the membrane and a thin, axially movable membrane portion adjacent thereto. The bead is supported by the two valve housing parts and is provided with an undercut at a radial inner side. Further, a membrane for installation in a membrane valve is provided.

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