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. 22, 2014
Filed:
Feb. 01, 2011
Applicants:
Takeshi Ooi, Kanagawa, JP;
Masashi Ichihara, Kanagawa, JP;
Teruo Akiyama, Tokyo, JP;
Inventors:
Assignee:
Komatsu Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F02D 29/04 (2006.01);
U.S. Cl.
CPC ...
Abstract
A first target engine speed is set in response to a command value commanded by a command unit and a second target engine speed lower than the first target engine speed is set based on the first target engine speed. A reduction range from the first target engine speed to the second target engine speed is set according to a type of a hydraulic actuator operated by an operation lever or a combination of plural hydraulic actuators operated by an operation lever.