The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Oct. 21, 2014
Filed:
Dec. 03, 2008
Tony Alan Durant, Mckinney, TX (US);
Samuel Harold Larsen, Murphy, TX (US);
Kenneth Roger Schimnowski, Dension, TX (US);
Tony Alan Durant, Mckinney, TX (US);
Samuel Harold Larsen, Murphy, TX (US);
Kenneth Roger Schimnowski, Dension, TX (US);
Emerson Process Management Regulator Technologies, Inc., McKinney, TX (US);
Abstract
Valve seat apparatus having positive retention for use with fluid control devices are described herein. An example valve seat apparatus includes a metallic ring and an elastomeric ring coupled to the metallic ring and having a sealing surface to sealingly engage a flow control member of the fluid control device. At least a portion of an outer surface of the elastomeric ring includes an annular lip to sealingly engage an annular recess of a body of the fluid control device.