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. 03, 1985
Filed:
Jul. 16, 1984
Applicant:
Inventors:
Franz Bender, Wendlingen, DE;
Klaus Blumensaat, Esslingen-Weil, DE;
Wolfgang Burthel, Waiblingen, DE;
Assignee:
Daimler-Benz Aktiengesellschaft, Stuttgart, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G05D / ;
U.S. Cl.
CPC ...
236 86 ;
Abstract
A vacuum control system for devices in vehicles is disclosed, such as for controlling air-conditioning and heating equipment. Temperature-sensitive control valves which are inserted in the cooling-water circuit of an internal-combustion engine are automatically operated at a specific temperature to control a pneumatic actuator located vacuum control circuit for the devices.