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:
Aug. 03, 2004
Filed:
Apr. 16, 2002
Applicant:
Inventors:
Yuuichi Katou, Susono, JP;
Hiroki Ichinose, Fujinomiya, JP;
Atsushi Ito, Anjo, JP;
Motonobu Hasegawa, Kariya, JP;
Assignee:
Other;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F02D 9/08 ;
U.S. Cl.
CPC ...
F02D 9/08 ;
Abstract
An intake apparatus and methods of an internal combustion engine that controls an intake air current to the combustion engine. An intake current control valve has an open portion for passing intake currents, and has an external shape that has at least four corner portions corresponding to a shape of an intake pipe. Precise control of the amount of intake air can be accomplished if the open portion is closed, and then the amount of air leaking via the periphery of the valve is measured.