Title:
POWER SHOVEL
Document Type and Number:
WIPO Patent Application WO/2013/121947
Kind Code:
A1
Abstract:
The electric motor of a power shovel is powered using power stored in a power storage module. The power storage module includes a plurality of layered cell units forming a layered structure. Each of the cell units has a power storage cell containing a pair of electrode tabs, and a frame for supporting the power storage cell. Each of the frames has a screw clamp section formed on a surface facing the side of the layered structure. The electrode tabs of the power storage cells are screwed and clamped to the screw clamp sections, causing the plurality of power storage cells to be electrically connected.
Inventors:
YOKOYAMA KAZUYA (JP)
NAKAJYO TERUNOBU (JP)
NAKAJYO TERUNOBU (JP)
Application Number:
PCT/JP2013/052690
Publication Date:
August 22, 2013
Filing Date:
February 06, 2013
Export Citation:
Assignee:
SUMITOMO HEAVY INDUSTRIES (JP)
International Classes:
H01M50/211; H01M50/249; H01M50/264; H01M50/291; H01M50/298; H01M50/50; H01M50/51; H01M50/517; H01M50/569
Domestic Patent References:
| WO2011070758A1 | 2011-06-16 |
Foreign References:
| JP2010161044A | 2010-07-22 |
Attorney, Agent or Firm:
KITAYAMA, Mikio (JP)
Mikio Kiyama (JP)
Mikio Kiyama (JP)
Download PDF:
Claims: