Title:
SHOVEL AND METHOD FOR DRIVING SHOVEL
Document Type and Number:
WIPO Patent Application WO/2016/158708
Kind Code:
A1
Abstract:
A shovel has a turning hydraulic motor 21, a turn-driving hydraulic circuit for driving the turning hydraulic motor, an assist hydraulic motor 40 connected to an engine 11 and supplied with hydraulic oil discharged from the turn-driving hydraulic circuit, and a controller 30 for controlling the driving of the shovel. The controller 30 detects the load state of the engine and controls the supply of hydraulic oil to the assist hydraulic motor 40 during turn-decelerating on the basis of the detected load state.
Inventors:
HONDA KEIJI (JP)
ISHIYAMA HIROSHI (JP)
ISHIYAMA HIROSHI (JP)
Application Number:
PCT/JP2016/059516
Publication Date:
October 06, 2016
Filing Date:
March 24, 2016
Export Citation:
Assignee:
SUMITOMO HEAVY INDUSTRIES (JP)
International Classes:
F15B21/14; E02F9/22
Foreign References:
| JP2013124736A | 2013-06-24 | |||
| JP2012077458A | 2012-04-19 | |||
| JPS6367403A | 1988-03-26 |
Other References:
See also references of EP 3276184A4
Attorney, Agent or Firm:
ITOH, Tadashige et al. (JP)
Tadashige Ito (JP)
Tadashige Ito (JP)
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