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. 30, 1980
Filed:
Apr. 12, 1978
Applicant:
Inventors:
Yoshimasa Hayashi, Yokohama, JP;
Shin-ichi Nagumo, Yokohama, JP;
Assignee:
Nissan Motor Company, Limited, Yokohama, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F01N / ;
U.S. Cl.
CPC ...
60305 ; 123 4185 ; 1231 / ;
Abstract
An air gallery connected to an air pump is formed in the cylinder head of an internal combustion engine. A bore is also formed in the cylinder head to communicate the air gallery with the exhaust port of the engine. Within the bore an air injection nozzle is securely inserted and projected through the wall surface of the exhaust port near the longitudinal axis of the exhaust port.