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:
Mar. 24, 1987
Filed:
Sep. 12, 1985
Applicant:
Inventors:
Assignee:
Nippondenso Co., Ltd., Kariya, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F02M / ;
U.S. Cl.
CPC ...
123549 ; 123545 ; 219207 ;
Abstract
A heating device for heating air-fuel mixture to be fed to an internal combustion engine has a PTC heat generator having a flat ring-like form with a portion of the inner peripheral surface thereof directly exposed to the passage for the mixture. The heating device also has a heat radiating member having an inner peripheral heat radiating surface confronting the mixture passage and jointed to the PTC heat generator in heat conducting relation therewith.