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发明名称
Shovel
摘要
<p>선회용 전동기(21)에 의하여 선회체(3)를 선회구동한다. 선회브레이크용 유압모터(40)를 선회체(3) 또는 선회용 전동기(21)에 기계적으로 연결한다. 선회브레이크용 유압모터(40)의 흡입포트와 토출포트를 차단함으로써, 선회브레이크용 유압모터(40)를 회전할 수 없는 상태로 하여, 선회체(3)에 브레이크를 건다.</p>
申请公布号
KR101523279(B1)
申请公布日期
2015.05.27
申请号
KR20137021779
申请日期
2012.03.29
申请人
发明人
分类号
E02F9/20;E02F9/22
主分类号
E02F9/20
代理机构
代理人
主权项
地址
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