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:
Oct. 21, 2003
Filed:
Feb. 27, 2001
Hitachi, Ltd., Tokyo, JP;
Abstract
In a starting time in which an air motion is little, a means for heightening the motion is added, from the starting time a stratification combustion operation is enable to carry out, and a discharge of an unburned fuel is minimized. From the starting time of an engine (from the firstly combustion cylinder) it is possible to carry out a stable stratification combustion. In accordance with the stratification combustion in the exhaust air a large quantity of the surplus oxygen remains. In the engine in the exhaust stroke twice (two time) fuel injection is carried out and the after burn phenomenon is caused in the exhaust port and then the exhaust gas temperature can be raised.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile