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:
Jan. 01, 1991
Filed:
Jul. 11, 1989
Applicant:
Inventors:
C K Krishnakumar, Lombard, IL (US);
Clyde K Schafer, Glendale Heights, IL (US);
Assignee:
Innovative Products, Inc., Lombard, IL (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F25B / ;
U.S. Cl.
CPC ...
62498 ; 62117 ; 621961 ; 62500 ;
Abstract
A vapor compression type refrigerator system which utilizes a liquid pump and an eductor to reduce compressor power conmsumption and thereby achieve exceptionally high coefficient performance values. The system is useful for air conditioning or for refrigeration in residential and commerical type buildings and is convertible to heat pump operation.