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. 12, 1989
Filed:
Oct. 27, 1987
Applicant:
Inventor:
Kazuhito Fukazawa, Yokohama, JP;
Assignees:
Mitsui & Co., Ltd., Tokyo, JP;
Kokan Kako Co., Ltd., Yokohama, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F02M / ;
U.S. Cl.
CPC ...
123 / ; 123 / ;
Abstract
A structure and a method of manufacture of a manifold which is to be mounted either on the intake side or on the exhaust side of an internal combustion engine, which is formed by projecting branch pipes from one side of a pipe member in the form of straight pipes. The manifold is further provided with grooves for gas leakage prevention and for rotation prevention at the connection between branch pipes and flanges caulked to the free ends thereof.