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:
Oct. 12, 1993
Filed:
Oct. 20, 1992
Applicant:
Inventors:
Bernard L Kunz, Madison County, IL (US);
Randy L Bomkamp, St. Louis County, MO (US);
Assignee:
Emerson Electric Co., St. Louis, MO (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16K / ;
U.S. Cl.
CPC ...
137607 ; 25112908 ;
Abstract
A three-way control valve structure for a variable fluid system including first and second valve inlet ports and a valve outlet in a ported chamber with control means to operate valve lids for the valve inlet ports to close such inlet ports in response to a preselected condition in the variable fluid system.