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. 03, 1996
Filed:
Sep. 30, 1994
Applicant:
Inventors:
Toshio Yamaji, Tokyo, JP;
Nobumitsu Tanaka, Tokyo, JP;
Assignee:
Fuji Jukogyo Kabushiki Kaisha, Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
F02B / ;
U.S. Cl.
CPC ...
123306 ; 123308 ; 12318814 ;
Abstract
Disclosed is an apparatus for generating a tumble in a cylinder of a fuel injection engine in order to improve combustion. The apparatus comprises an air intake passage having a straight portion whose center line is approximately in parallel with a roof face of the combustion chamber on the exhaust valve side and a tumble control valve for generating a tumble in the cylinder. The tumble control valve is a flap valve or a butterfly valve for closing a second air intake passage and for opening a first air intake passage.