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:
Sep. 14, 2021
Filed:
Jul. 13, 2018
Applicant:
Rosemount Inc., Shakopee, MN (US);
Inventor:
Baogang Li, Beijing, CN;
Assignee:
ROSEMOUNT INC., Shakopee, MN (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01L 7/08 (2006.01); G01L 19/00 (2006.01); F16J 3/02 (2006.01); G01L 19/06 (2006.01);
U.S. Cl.
CPC ...
G01L 7/082 (2013.01); F16J 3/02 (2013.01); G01L 19/0046 (2013.01); G01L 19/0645 (2013.01);
Abstract
A process diaphragm seal includes a seal body, a diaphragm, and a ring member. The seal body includes a flange that surrounds a cavity. The diaphragm includes an active portion that extends over the cavity and a peripheral portion that surrounds the active portion. The ring member clamps the peripheral portion of the diaphragm to an outer wall of the flange through an interference fit between an inner wall of the ring member and the outer wall of the flange. A seal is formed between the peripheral portion of the diaphragm and the outer wall of the flange.