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:
Nov. 05, 1991
Filed:
Jun. 18, 1990
Applicant:
Inventors:
James C Ostrand, Armada, MI (US);
William L Drayer, Romeo, MI (US);
Assignee:
General Motors Corporation, Detroit, MI (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F24F / ; F24F / ; B60H / ;
U.S. Cl.
CPC ...
165 42 ; 165 43 ; 237 / ; 237 / ; 98-211 ; 137872 ;
Abstract
A motor vehicle passenger compartment heating, ventilating and air conditioning system employing a split heater core. A central opening in the heater core is aligned with an outlet and the temperature of the air discharged into the passenger compartment can be varied by adjusting a pair of air temperature doors.