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:
Dec. 05, 1989
Filed:
Mar. 11, 1988
Applicant:
Inventors:
Yoshimasa Tanaka, Ayase, JP;
Yutaka Tasaki, Yokohama, JP;
Assignee:
Nissan Motor Co., Ltd., , JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F01N / ;
U.S. Cl.
CPC ...
60323 ;
Abstract
Herein disclosed is an improved exhaust manifold for an internal combustion engine, which comprises an outer body of aluminium having a configuration corresponding to the exhaust manifold, and insulating layer of ceramic fiber disposed on the inner surface of the outer body for protecting the outer body from the heated exhaust gas, and a protecter incorporated with the insulating layer in a manner to maintain the disposition and configuration of the insulating layer.