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:
Apr. 17, 1979
Filed:
Apr. 18, 1977
Nobuhiro Miura, Susono, JP;
Toyota Jidosha Kogyo Kabushiki Kaisha, Toyota, JP;
Abstract
Disclosed is an internal combustion engine with an auxiliary chamber which is connected to the main chamber via a connecting passage. The connecting passage is tangentially connected to the inner wall of the auxiliary chamber. A raised portion is formed on the inner wall of the auxiliary chamber at a position located opposite the inner wall of the auxiliary chamber, to which the connecting passage is tangentially connected. A recess is formed in the auxiliary chamber beneath the raised portion. The nozzle of the fuel injection valve is directed toward the recess for forming a rich air-fuel mixture therein. The spark gap of the spark plug is located in the recess for igniting the rich air-fuel mixture therein.