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. 13, 2005
Filed:
Sep. 24, 2003
Mitsuo Hitomi, Fuchu-cho, JP;
Kouji Asanomi, Fuchu-cho, JP;
Toshiaki Nishimoto, Fuchu-cho, JP;
Taketoshi Yamauchi, Fuchu-cho, JP;
Mitsuo Hitomi, Fuchu-cho, JP;
Kouji Asanomi, Fuchu-cho, JP;
Toshiaki Nishimoto, Fuchu-cho, JP;
Taketoshi Yamauchi, Fuchu-cho, JP;
Mazda Motor Corporation, Hiroshima, JP;
Abstract
In a partial load range of the engine, control of the flowing state of sucked and discharged gas is executed between a pair of cylinders, an exhaust stroke of one of the cylinders overlapping with an intake stroke of the other, so that burnt gas discharged from preceding cylindersA,D on the exhaust-stroke side is introduced, in a state where it has been discharged, through an inter-cylindrical gas passageinto following cylindersB,C on the intake stroke side. In a higher load range than the partial load range, control is executed so that a fresh-air introducing valvedisposed in a fresh-air introduction passage of the following cylindersB,C is opened, both the burnt gas and fresh air are introduced into the following cylindersB,C, and fuel is supplied to conduct combustion in the following cylindersB,C.