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US 2011/0031427 A1Published application
Sealing arrangement for a diaphragm valve
AssigneeITT Manufacturing Enterprises, Inc.
InventorTimofey Sitnikov
Life of this patent
Estimating the term…
Abstract
A diaphragm valve is disclosed. The diaphragm valve includes a valve body including a housing defining a fluid flow passageway and a valve seat. A bonnet assembly including a housing is mounted to the valve body. A diaphragm, a backing cushion and a resilient member are positioned between the bonnet assembly and the valve body. The resilient member is sandwiched between the housing of the bonnet assembly and the backing cushion for urging the backing cushion toward the diaphragm, thereby urging the diaphragm against the valve body.
Claims16
A diaphragm valve comprising:
- a valve body including a housing defining a fluid flow passageway and a valve seat;
- a bonnet assembly including a housing mounted to the valve body;
- and
- a diaphragm, a backing cushion and a resilient member that are each positioned between the bonnet assembly and the valve body, wherein the resilient member is sandwiched between the housing of the bonnet assembly and the backing cushion for urging the backing cushion toward the diaphragm, thereby urging the diaphragm against the valve body.
1 more element
A diaphragm valve comprising:
- a valve body including a housing defining a fluid flow passageway and a valve seat;
- a bonnet assembly including a housing mounted to the valve body;
- and
- a diaphragm and a resilient member that are each positioned between the bonnet assembly and the valve body, wherein the resilient member is positioned to urge the diaphragm against the valve body.
1 more element
Dependencies are inferred from the claim text.