Title:
CRANE DEVICE, POWER SUPPLY UNIT, AND MODIFICATION METHOD
Document Type and Number:
WIPO Patent Application WO/2015/145748
Kind Code:
A1
Abstract:
This crane device comprises: a motor; an inverter that operates the motor; auxiliary devices comprising a plurality of auxiliary devices; and a power supply unit that supplies power to the inverter and the auxiliary devices. The power supply unit comprises: a power source that generates power using gas fuel; a storage cell; and a charge/discharge control unit that is provided between the storage cell and the power source and controls the charging and discharging of the storage cell.
Inventors:
MORITA KATSUAKI (JP)
WAKASUGI KAZUYUKI (JP)
YOSHIOKA NOBUO (JP)
FURUKAWA YUKI (JP)
WAKASUGI KAZUYUKI (JP)
YOSHIOKA NOBUO (JP)
FURUKAWA YUKI (JP)
Application Number:
PCT/JP2014/059232
Publication Date:
October 01, 2015
Filing Date:
March 28, 2014
Export Citation:
Assignee:
MITSUBISHI HEAVY IND MACH TECH (JP)
International Classes:
B66C13/12
Domestic Patent References:
| WO2010146854A1 | 2010-12-23 |
Foreign References:
| JP2000243600A | 2000-09-08 | |||
| JP4897545B2 | 2012-03-14 | |||
| JP2011111278A | 2011-06-09 |
Attorney, Agent or Firm:
MORI Ryuichirou et al. (JP)
Woods Ryuichiro (JP)
Woods Ryuichiro (JP)
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