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:
Aug. 15, 2006
Filed:
Jan. 13, 2004
Applicant:
Richard Edward Schnell, Oswego, IL (US);
Inventor:
Richard Edward Schnell, Oswego, IL (US);
Assignee:
Ross Operating Valve Co., Troy, MI (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16K 11/20 (2006.01); F15B 13/04 (2006.01);
U.S. Cl.
CPC ...
Abstract
The redundant valve systemof the preferred embodiment includes a first valve unitand a second valve unit. The redundant valve systemis preferably used to connect a sourceto a destinationand to connect the destinationto a reservoir. The first valve unitand the second valve unitare coupled to control fluid flow such that fluid flow is allowed in only one of two given directions at any given time, either from the sourceto the destinationor from the destinationto the reservoir