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:
May. 09, 1995
Filed:
Jul. 02, 1993
Applicant:
Inventors:
Hans-Reiner Quaas, Grobenzell, DE;
Helmut Keinert, Nurtingen, DE;
Assignee:
Other;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B60H / ;
U.S. Cl.
CPC ...
237 / ; 237 / ; 237 / ; 1231 / ;
Abstract
A vehicle heating system characterized by a combined heating unit which contains a heater having a combustion gas/liquid heat exchanger and operating by burning liquid fuel, and a liquid/air heat exchanger in fluid flow communication therewith to supply heated air to warm the vehicle.