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:
Oct. 15, 1996
Filed:
Aug. 30, 1994
Applicant:
Inventors:
Yoshiharu Isaka, Iwata, JP;
Takao Kawai, Iwata, JP;
Assignee:
Yamaha Hatsudoki Kabushiki Kaisha, Iwata, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F02B / ; F01L / ; F02D / ;
U.S. Cl.
CPC ...
123306 ;
Abstract
A number of embodiments of single intake valve per cylinder engine wherein the induction passage is provided with a control valve for generating a tumble action in the intake passage when the engine is operating at speeds other than high speed high load. The arrangements are designed so as to promote a stratification in the combustion chamber under some running conditions and the intake passage is disposed at an angle to a plane containing the cylinder bore axis.