发明名称 |
BALL SCREW |
摘要 |
PURPOSE: A ball screw is provided to secure quiet driving and to minimize heat and noise caused by rolling friction of a steel ball. CONSTITUTION: A ball screw comprises a shaft(10) with a hollow(12) bored from one end to the other end and a cooling unit(20) which is accommodated in the hollow and rotates along with the shaft, thereby creating air flow. |
申请公布号 |
KR20110131853(A) |
申请公布日期 |
2011.12.07 |
申请号 |
KR20100051508 |
申请日期 |
2010.06.01 |
申请人 |
INDUSTRY-ACADEMIC COOPERATION FOUNDATION GYEONGSANG NATIONAL UNIVERSITY |
发明人 |
LYU, SUNG KI;KIM, DONG UK;KANG, JAI HWA;XU ZHEZHU |
分类号 |
F16C37/00;F16C29/04;F16H25/22 |
主分类号 |
F16C37/00 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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