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:
Aug. 02, 1977
Filed:
Mar. 19, 1975
Tetsuro Nagano, Shizuoka, JA;
Toyota Jidosha Kogyo Kabushiki Kaisha, Aichi, JA;
Abstract
An internal combustion engine utilizing a combustion process of the stratified charge type, and having an auxiliary combustion chamber formed in a cylinder head portion in addition to a main combustion chamber, a passage communicating the auxiliary combustion chamber with the main combustion chamber and being provided with an ignition plug and a fuel injection nozzle for the auxiliary combustion chamber. This passage has a cross-section of a flat envelope, has a predetermined cross-sectional area relative to the transverse cross-sectional area of the piston, is inclined at an acute angle to the upper surface of the piston head, and extends tangentially to the auxiliary combustion chamber. The ignition plug is located upstream of the swirl in the auxiliary combustion chamber in relation to the fuel injection nozzle.