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:
Jan. 16, 1979
Filed:
Sep. 29, 1977
Applicant:
Inventors:
Robert G Bamsey, Kitchener, CA;
Dirk B VAN DER Male, Cambridge, CA;
Assignee:
Borg-Warner Corporation, Chicago, IL (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F02B / ;
U.S. Cl.
CPC ...
1231 / ;
Abstract
A combination control valve and heat exchanger for the exhaust gas recirculated from the exhaust manifold of an internal combustion engine to the carburetor thereof wherein the combination unit is compact and adapted to be mounted on the intake manifold or a spacer plate below the carburetor. The heat exchanger has a plurality of U-shaped tubes to receive the exhaust gas and reduce the temperature level thereof before it reaches the control valve metering the quantity of exhaust gas returned to the combustion cycle.