发明名称 BATTERY-POWERED WHEEL LOADER
摘要 <P>PROBLEM TO BE SOLVED: To provide a battery-powered wheel loader that can efficiently cool batteries even when loaded with the more batteries. <P>SOLUTION: The battery-powered wheel loader includes: a front vehicle body that is fitted with front wheels and a working machine; a rear vehicle body 3; an electric motor 30 that is mounted in the rear vehicle body 3; the plurality of driving batteries 40 that serve as power sources for the electric motor 30; and an electric cooling fan 46 that supplies cooling air to the plurality of driving batteries 40. The electric cooling fan 46 is provided in the rear of the rear vehicle body 3. The plurality of driving batteries 40 are intensively provided as at least a pair of first battery units 36 that are disposed at a mutual spacing on both right and left sides ahead of the electric cooling fan 46, and second and third battery units 37 and 38 that are disposed at a spacing with respect to the electric cooling fan 46 ahead of the electric cooling fan 46. An intake space 56 surrounded by the electric cooling fan 46 and the first-third battery units 36-38 is formed in a plan view. <P>COPYRIGHT: (C)2013,JPO&INPIT
申请公布号 JP2012201188(A) 申请公布日期 2012.10.22
申请号 JP20110066723 申请日期 2011.03.24
申请人 KOMATSU LTD 发明人 OSANAI HITOSHI;KIKUCHI YUSUKE;KOJIMA KUNITSUGU;WATANABE KAORU
分类号 B60K11/06;B60K1/04;E02F9/00 主分类号 B60K11/06
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