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:
Jan. 28, 2014
Filed:
Sep. 29, 2011
Applicants:
Paul Thomas Street, Elk River, MN (US);
Todd William Larsen, Elk River, MN (US);
Inventors:
Paul Thomas Street, Elk River, MN (US);
Todd William Larsen, Elk River, MN (US);
Assignee:
Tescom Corporation, Elk River, MN (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16K 15/02 (2006.01);
U.S. Cl.
CPC ...
Abstract
An example dual check valve device described herein includes a housing and a first check valve in the housing. A second check valve is located in the housing adjacent the first check valve and in substantial axial alignment with the first check valve.