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Patent Searching and Data


Title:
WORK MACHINE
Document Type and Number:
WIPO Patent Application WO/2020/251023
Kind Code:
A1
Abstract:
This work machine is provided with: a vehicle body; a boom (1); a first actuator that connects the boom (1) to the vehicle body, and causes the boom to turn about a first center axis (O1) with respect to the vehicle body; and a first electric motor that is connected to the first actuator so as to cause the first actuator to operate, wherein the boom (1) has a pair of boom-side plates (12) arranged opposingly in the first center axis (O1) direction, and has a boom-bottom plate (13) that connects the boom-side plates (12) together, and the first electric motor is disposed in a boom inner space (S1) surrounded by the boom-side plates (12) and the boom-bottom plate (13).

Inventors:
ISHIKAWA RYO (JP)
KURIHARA KAZUHIRO (JP)
ENDOU TAKESHI (JP)
Application Number:
PCT/JP2020/023226
Publication Date:
December 17, 2020
Filing Date:
June 12, 2020
Export Citation:
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Assignee:
KOMATSU MFG CO LTD (JP)
International Classes:
E02F3/38; E02F9/00
Foreign References:
JP2003082707A2003-03-19
JPH0320364Y21991-05-01
JP2000273904A2000-10-03
JP2019011571A2019-01-24
JP2001233584A2001-08-28
JPH1018335A1998-01-20
Attorney, Agent or Firm:
SHIGA INTERNATIONAL PATENT OFFICE (JP)
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