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:
Mar. 01, 1983
Filed:
Jan. 21, 1981
Applicant:
Inventor:
R W Noll, Santa Rosa, CA (US);
Assignee:
Acutherm, Inc., Emeryville, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16K / ;
U.S. Cl.
CPC ...
137486 ; 92 48 ; 1374875 ;
Abstract
Method and apparatus for air conditioning control where multiple pressure conditions are added algebraically with independent modular diaphragm systems. The method provides automatic balance of pressure and velocity conditions by adjusting upstream dampers in response to the algebraic difference between static pressure and velocity pressure.