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:
Sep. 27, 1977
Filed:
Aug. 06, 1976
Applicant:
Inventors:
Susumu Amagai, Yokohama, JA;
Shigeru Oikawa, Yokohama, JA;
Assignee:
Nissan Motor Co., Limited, , JA;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F02M / ;
U.S. Cl.
CPC ...
1231 / ; 1231 / ;
Abstract
A first air-warming chamber partially surrounds a second air-warming chamber, which is disposed about an exhaust pipe. Air is passed through the first then second chambers in a zigzag flow path. The prewarmed air entering the second chamber is further heated to a desired level.