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:
Oct. 27, 1992
Filed:
Jul. 17, 1991
Ikutaro Noji, Kanagawa, JP;
Nobuyuki Kawai, Kanagawa, JP;
Nissan Motor Co., Ltd., Yokohama, JP;
Abstract
An automatic air conditioner for a vehicle comprising a cooling unit, heater and a blower fan which are controlled by a control circuit. The air conditioner is arranged to adjust a compartment temperature to a target value set by a target value setting means. Furthermore, the air conditioner has functions such as a quick cooling, a quick heating and a low water-temperature drive control to quickly adjust the compartment temperature to the target value. The air conditioner further includes a function wherein the change of the preset target value is forbidden in operation of the quick cooling, the quick heating and the low water-temperature drive controls to prevent the compartment from being over-cooled or over-heated by the change of the target value in the operation.