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:
Apr. 14, 1998
Filed:
Oct. 23, 1996
Applicant:
Inventor:
Frank E Jensen, Marshalltown, IA (US);
Assignee:
Fisher Controls International, Inc., Clayton, MO (US);
Primary Examiner:
Int. Cl.
CPC ...
G01L / ; G01L / ;
U.S. Cl.
CPC ...
73730 ;
Abstract
A formed metal diaphragm for use in fluid pressure regulators includes a dome-shaped central portion and a convoluted shaped flexible area. The convoluted shaped flexible area includes a series of radially spaced elliptically shaped impressions in the diaphragm surface. The major elliptic axis of each impression is aligned with a radius emanating from the center of the diaphragm. The minor ellipse axis of the impressions is located on a concentric axis outward from the center of the diaphragm.
Jensen, Frank. (1998). Formed metal diaphragm with improved cycle life (U.S. Patent No. 5739434). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5739434
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile