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. 12, 2023
Filed:
Jan. 06, 2023
Applicant:
Graco Minnesota Inc., Minneapolis, MN (US);
Inventors:
Nathan C. Grossman, Maple Grove, MN (US);
Tera D. Brezny, Lino Lakes, MN (US);
Ronald A. Flor, Anoka, MN (US);
Todd L. Johnson, Minneapolis, MN (US);
Assignee:
Graco Minnesota Inc., Minneapolis, MN (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16J 3/02 (2006.01); F04B 43/06 (2006.01); F04B 43/00 (2006.01);
U.S. Cl.
CPC ...
F16J 3/02 (2013.01); F04B 43/0054 (2013.01); F04B 43/06 (2013.01);
Abstract
A diaphragm for use in a pump includes a cover configured to contact fluid to pump the fluid and a backing disposed at least partially within the cover. The backing includes a flexible plate that extends outward relative to a core of the backing, the flexible plate configured to flex during reciprocation of the diaphragm. The cover is formed from a first polymer and the flexible plate is formed from a second polymer.