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:
Jul. 28, 2015
Filed:
Jun. 16, 2010
Applicants:
Koji Hyodo, Kasumigaura, JP;
Masaki Yoshikawa, Kasama, JP;
Tadayoshi Aoki, Ryugasaki, JP;
Katsutaka Hara, Ryugasaki, JP;
Inventors:
Koji Hyodo, Kasumigaura, JP;
Masaki Yoshikawa, Kasama, JP;
Tadayoshi Aoki, Ryugasaki, JP;
Katsutaka Hara, Ryugasaki, JP;
Assignee:
Hitachi Construction Machinery Co., Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F02D 29/02 (2006.01); E02F 9/20 (2006.01); E02F 9/22 (2006.01); F02D 41/02 (2006.01); B60W 10/02 (2006.01);
U.S. Cl.
CPC ...
F02D 29/02 (2013.01); B60W 10/02 (2013.01); E02F 9/2025 (2013.01); E02F 9/2246 (2013.01); F02D 41/021 (2013.01); F02D 41/022 (2013.01); B60W 2510/182 (2013.01); B60W 2550/10 (2013.01); B60W 2710/0644 (2013.01); B60Y 2200/415 (2013.01); F02D 2200/501 (2013.01); Y10T 477/747 (2015.01); Y10T 477/753 (2015.01); Y10T 477/81 (2015.01);
Abstract
An engine speed control device for an industrial vehicle includes an approach detector that detects an approach of the industrial vehicle to an object to be approached; and an engine speed controller that restricts an upper limit of a rotation speed of an engine when the approach detector detects an approach of the industrial vehicle to an object to be approached.