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. 17, 1991
Filed:
May. 29, 1990
Applicant:
Inventors:
Shinji Fujihira, Hiroshima, JP;
Yuko Yanagidani, Hiroshima, JP;
Isao Tohda, Yokohama, JP;
Shinji Kanbara, Hiroshima, JP;
Assignee:
Mazda Motor Corporation, Hiroshima, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F02M / ;
U.S. Cl.
CPC ...
123 / ;
Abstract
An intake apparatus for an engine is provided with an intake duct, arranged in an engine room, for supplying intake air to the engine. An auxiliary duct is connected to the intake duct and designed so that the intake air can be further introduced thereto. A valve unit is arranged in the auxiliary duct, for causing the auxiliary duct to communicate with the intake duct in a specific driving state requiring a high engine output.