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:
Jul. 10, 2001
Filed:
Jul. 05, 1996
Jun'ichi Yamaguchi, Hitachi, JP;
Minoru Ohsuga, Hitachinaka, JP;
Toshiharu Nogi, Hitachinaka, JP;
Mamoru Fujieda, Tomobe-machi, JP;
Nobuo Kurihara, Hitachioota, JP;
Yoshishige Ohyama, Hitachinaka, JP;
Hiroyuki Yamada, Hitachinaka, JP;
Shigeyuki Kemma, Hitachinaka, JP;
Hitachi, Ltd., Tokyo, JP;
Abstract
An air intake arrangement for an internal combustion engine comprising: a main air intake conduit leading to a gas intake valve ( ) for respective engine cylinders ( ) and including a main air intake passage ( ), a main collector chamber ( ) and independent branching air intake passages ( ) for the respective engine cylinders ( ) connected in series; a throttle valve ( ) disposed in the main intake air passage ( ) for controlling the flow rate of air passing therethrough; an auxiliary air intake passage ( [object Object]