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:
Aug. 01, 1989
Filed:
Feb. 18, 1988
Applicant:
Inventor:
Cliff L Chuang, Lowell, MA (US);
Assignee:
Other;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B60H / ;
U.S. Cl.
CPC ...
98-201 ; 98-202 ; 318266 ;
Abstract
An automatic venting system for an enclosed space such as a vehicle having one or more venting elements. The venting system senses precipitation and commands drive means to close the venting element when precipitation is detected and to open the venting element when precipitation ceases to accomplish passive venting of the enclosed space while minimizing entry of precipitation.