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:
Jun. 20, 1989
Filed:
Mar. 21, 1988
Takai Kazuhiko, Gunma, JP;
Sanden Corporation, Gunma, JP;
Abstract
An automotive air conditioning system having a refrigeration circuit including a compressor, a condenser, an expansion valve, an evaporator, and an accumulator disposed serially and respectively is disclosed. A fan controls the air flow volume of the evaporator in accordance with the operation of a transfer switch. The expansion valve includes two orifices and an actuator which opens and closes one orifice. The actuator is electrically controlled in response to the operation of the transfer switch. The transfer swith correspondingly controls both the air flow across the evaporator and the refrigerant flow through the expansion valve. Therefore, an accumulator having a small volume can be used the expansion valve construction is simple.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile