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:
Mar. 10, 1992
Filed:
Nov. 02, 1990
Applicant:
Inventors:
Junichi Kaku, Iwata, JP;
Takahiro Suzuki, Iwata, JP;
Assignee:
Yamaha Hatsudoki Kabushiki Kaisha, Iwata, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F02M / ;
U.S. Cl.
CPC ...
123533 ; 123 4131 ; 123 4132 ; 1231 / ;
Abstract
An air fuel injector system for a two cycle crankcase compression internal combustion engine, including an insulating housing encircling and enclosing at least a portion of the air fuel injectors for sound deadening. In addition, air is circulated through this housing to cool the injectors. The circulated air is air that is bypassed from an air compressor to maintain regulated pressure for the air fuel injectors.