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磁性流体シール付き軸受
专利权人:
グローブライド株式会社
发明人:
小原 武恵,永田 真一郎
申请号:
JP20130137301
公开号:
JP6074329(B2)
申请日:
2013.06.28
申请国别(地区):
日本
年份:
2017
代理人:
摘要:
PROBLEM TO BE SOLVED: To provide a bearing with a magnetic fluid seal capable of attaining smooth rolling of a rolling body by reducing rotation torque.SOLUTION: A bearing 1 with a magnetic fluid seal includes a bearing body comprising: an inner ring 3 comprising a magnetic material; an outer ring 5 comprising a magnetic material; a rolling body 7 inserted in a rollable manner between the inner ring 3 and the outer ring 5. The bearing 1 also includes a magnetic fluid seal 10 held integrally with the bearing body and forming a magnetic circuit between the inner ring and outer ring to seal the inside of the bearing body. The magnetic fluid seal 10 comprises a magnet 12, a polar plate 14 holding the magnet, and a magnetic fluid. The rolling body 7 of the bearing body comprises a non-magnetic material.
来源网站:
中国工程科技知识中心
来源网址:
http://www.ckcest.cn/home/

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