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:
Nov. 11, 2003
Filed:
Jun. 25, 2002
Applicant:
Inventors:
Yan Tang, Daphne, AL (US);
Joost J. Brasz, Fayetteville, NY (US);
Assignee:
Carrier Corporation, Farmington, CT (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F25B 1/00 ; F25D 9/00 ;
U.S. Cl.
CPC ...
F25B 1/00 ; F25D 9/00 ;
Abstract
The expansion device in a refrigeration or air conditioning system is an expressor. The expresser is made up of a twin screw expander and a twin screw compressor with rotors of the expander functioning as timing gears.