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:
Dec. 01, 1992
Filed:
Nov. 07, 1990
Applicant:
Inventor:
Eiichi Ohtsu, Ibaraki, JP;
Assignee:
Hitachi, Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B60H / ;
U.S. Cl.
CPC ...
62133 ; 622284 ;
Abstract
Disclosed is a car air conditioner in which a variable-capacity compressor can be stopped on the basis of judgment as to the failure of a variable capacity mechanism of the compressor to prevent the injury of the compressor when a signal, such as a failure signal, an engine revolution speed signal, or the like, reaches a predetermined value because of the failure. Further disclosed is a car air conditioner in which an uncomfortable feeling caused by the change of the air temperature can be eliminated.