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:
Jan. 24, 2012
Filed:
Feb. 02, 2007
Akio Takeuchi, Nagano, JP;
Yoshihide Shimada, Nagano, JP;
Masao Yoshioka, Nagano, JP;
Yutaka Yamazaki, Nagano, JP;
Akira Yamamoto, Nagano, JP;
Akio Takeuchi, Nagano, JP;
Yoshihide Shimada, Nagano, JP;
Masao Yoshioka, Nagano, JP;
Yutaka Yamazaki, Nagano, JP;
Akira Yamamoto, Nagano, JP;
Takeuchi Mfg. Co., Ltd, , JP;
Abstract
An electrically driven industrial vehicle comprising a revolving body () attached to a undercarriage () so as to be able to turn horizontally; a power shovel device () for receiving a hydraulic drive force and operating, the power shovel device being mounted on the revolving body (); and a hydraulic drive force generating unit provided to the revolving body (), for generating hydraulic drive force for operating the power shovel device (). The hydraulic drive force generating unit has a hydraulic fluid tank () for storing hydraulic fluid; a hydraulic pump () for feeding the hydraulic fluid in the hydraulic fluid tank to the power shovel device (); an electric motor () for driving the hydraulic pump; and a lithium ion battery () for feeding electrical drive power to the electric motor.