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Title:
WORK MACHINE
Document Type and Number:
WIPO Patent Application WO/2020/022454
Kind Code:
A1
Abstract:
A work machine (100) comprises: a lower traveling body (1); an upper slewing body (3) mounted on the lower traveling body (1) with a slewing mechanism (2) interposed therebetween; a work attachment attached to the upper slewing body (3); a lifting magnet (6) attached to the work attachment; a controller (30) that calculates the weight of an object lifted by the lifting magnet (6); and a display device (40) that displays the weight of the object calculated by the controller (30).

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Inventors:
YUZAWA YOSHIMITSU (JP)
MIYAKAWA TSUTOMU (JP)
OKUYAMA MINORU (JP)
Application Number:
PCT/JP2019/029280
Publication Date:
January 30, 2020
Filing Date:
July 25, 2019
Export Citation:
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Assignee:
SUMITOMO SHI CONSTR MACH CO (JP)
International Classes:
B66C13/16; B66C1/06; E02F9/26
Domestic Patent References:
WO2016076271A12016-05-19
Foreign References:
JP2014001040A2014-01-09
JP2006078348A2006-03-23
JP2009202974A2009-09-10
JP2014198610A2014-10-23
JP2007045532A2007-02-22
JP2006112827A2006-04-27
JP2007204208A2007-08-16
JP2016193789A2016-11-17
JP2008007279A2008-01-17
JP2011068422A2011-04-07
JP2018141350A2018-09-13
Other References:
See also references of EP 3831764A4
Attorney, Agent or Firm:
ITOH, Tadashige et al. (JP)
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