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. 04, 1981
Filed:
Oct. 30, 1979
Applicant:
Inventor:
Rudy C Bussjager, Syracuse, NY (US);
Assignee:
Carrier Corporation, Syracuse, NY (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
F25D / ;
U.S. Cl.
CPC ...
62409 ; 62263 ; 62DI / ; 165 16 ; 165 30 ;
Abstract
Apparatus and method for preconditioning makeup air supplied to an air conditioning unit. An add-on preconditioning unit having a separate vapor compression refrigeration circuit is disclosed for heating or cooling makeup air supplied to an air conditioning system.
Bussjager, Rudy. (1981). Makeup air preconditioner for use with an air conditioning unit (U.S. Patent No. 4281522). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4281522
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile