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:
Dec. 04, 2001
Filed:
May. 11, 1999
Satoru Goto, Tokyo, JP;
Niigata Engineering Co., Ltd., Tokyo, JP;
Abstract
The present invention relates to a combined engine which receives a drive output by means of supplying and combusting at least one fuel selected from among a gas fuel and a liquid fuel. The engine according to the present invention comprises: a main combustion chamber (,) which comprises a piston (,), a cylinder (,) and a cylinder head (,); a precombustion chamber (,) equipped with a spark plug, which serves as an ignition source for a fuel-air mixture comprising air and gas fuel within the main combustion chamber; and a liquid fuel injection valve (,) for injecting liquid fuel into the main combustion chamber; wherein, the precombustion chamber and liquid fuel injection valve are provided in the cylinder head.