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Patent Searching and Data


Title:
ELECTRIC DRIVE WORK VEHICLE AND WHEEL ELECTRIC DRIVE UNIT
Document Type and Number:
WIPO Patent Application WO/2019/064733
Kind Code:
A1
Abstract:
A dump truck 100 provided with an engine 1, a generator 10 driven by the engine 1, and a pair of drive wheels 3L, 3R arranged on left and right side of a body frame 7 comprises: a traction motor 12L including a plurality of electric motors 12La, 12Lb, 12Lc which are connected to the drive wheel 3L and simultaneously drive the drive wheel 3L; and a traction motor 12R including a plurality of electric motors 12Ra, 12Rb, 12Rc which are connected to the drive wheel 3R and simultaneously drive the drive wheel 3R. Thus, it is possible to use the same components to configure a drive apparatus for the dump truck or the like as called for by the load amount.

Inventors:
KANEKO Satoru (6-6, Marunouchi 1-chome, Chiyoda-k, Tokyo 80, 〒1008280, JP)
SUGIMOTO Shinji (6-6, Marunouchi 1-chome, Chiyoda-k, Tokyo 80, 〒1008280, JP)
NAKAMURA Takayoshi (6-6, Marunouchi 1-chome, Chiyoda-k, Tokyo 80, 〒1008280, JP)
OSAKA Tadashi (6-6, Marunouchi 1-chome, Chiyoda-k, Tokyo 80, 〒1008280, JP)
ARAI Masatsugu (HITACHI CONSTRUCTION MACHINERY CO. LTD., 650, Kandatsumachi, Tsuchiura-sh, Ibaraki 13, 〒3000013, JP)
FUKUDA Naoki (HITACHI CONSTRUCTION MACHINERY CO. LTD., 650, Kandatsumachi, Tsuchiura-sh, Ibaraki 13, 〒3000013, JP)
Application Number:
JP2018/023236
Publication Date:
April 04, 2019
Filing Date:
June 19, 2018
Export Citation:
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Assignee:
HITACHI CONSTRUCTION MACHINERY CO., LTD. (16-1, Higashiueno 2-chome Taito-k, Tokyo 15, 〒1100015, JP)
International Classes:
B60K6/26; B60K6/40; B60K6/46; B60L9/18
Foreign References:
JP2006062571A2006-03-09
JP2015196494A2015-11-09
JP2006345677A2006-12-21
JP2015231777A2015-12-24
JP2015101193A2015-06-04
JP2015037375A2015-02-23
Attorney, Agent or Firm:
KAICHI IP (3-16, Nihonbashi-muromachi 4-chome Chuo-k, Tokyo 22, 〒1030022, JP)
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