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. 29, 1997
Filed:
Nov. 13, 1995
Applicant:
Inventors:
Assignee:
Yamaha Hatsudoki Kabushiki Kaisha, Iwata, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F02B / ;
U.S. Cl.
CPC ...
123432 ;
Abstract
A valve body and injector nozzle support that can be utilized with a multi-port internal combustion engine cylinder head so that the induction passage can be tuned to provide a relatively small effective area to generate turbulence at low speeds and low loads and provide a substantially unrestricted passage under high speed high load conditions. A number of embodiments of such arrangements are disclosed and each is effective in improving the engine torque throughout the entire engine speed and load ranges.