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:
Feb. 19, 2008
Filed:
May. 30, 2006
Hiromu Kakuya, Hitachi, JP;
Shiro Yamaoka, Hitachi, JP;
Atsushi Shimada, Hitachinaka, JP;
Shinya Satou, Hitachinaka, JP;
Kunihiko Suzuki, Hitachinaka, JP;
Hiromu Kakuya, Hitachi, JP;
Shiro Yamaoka, Hitachi, JP;
Atsushi Shimada, Hitachinaka, JP;
Shinya Satou, Hitachinaka, JP;
Kunihiko Suzuki, Hitachinaka, JP;
Hitachi, Ltd., Tokyo, JP;
Abstract
There is provided an engine control unit to ensure operational performance and safety performance of a vehicle by carrying out switchover of combustion according to an operating condition of a vehicle (automobile). A vehicle peripheral condition such as vehicular gap, etc., a traveling geographical state, a condition that ensures vehicle stability, etc. are acquired, and switchover of combustion, for example, switchover between compression ignition combustion and spark ignition combustion is effected correspondingly.