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公开(公告)号:US20110152138A1
公开(公告)日:2011-06-23
申请号:US13060481
申请日:2010-05-21
申请人: Tsuyoshi Nakai , Keiji Yasunaga , Tomohiro Motoda , Yuichi Endo , Mamoru Aoki , Koji Ueda , Katsunori Yanase , Satoru Watanabe , Hiroshi Ishiwada , Shun Nishizeki , Norikazu Kitagawa
发明人: Tsuyoshi Nakai , Keiji Yasunaga , Tomohiro Motoda , Yuichi Endo , Mamoru Aoki , Koji Ueda , Katsunori Yanase , Satoru Watanabe , Hiroshi Ishiwada , Shun Nishizeki , Norikazu Kitagawa
IPC分类号: F16C33/06 , F16C33/48 , C04B35/645
CPC分类号: F16C33/32 , C04B35/119 , C04B35/4885 , C04B35/6455 , C04B2235/3225 , C04B2235/3246 , C04B2235/3272 , C04B2235/5436 , C04B2235/5445 , F16C2206/42 , F16C2220/20 , F16C2360/46 , F16C2370/12 , F16C2380/26
摘要: To provide a rolling bearing which is superior in preventing electrolytic corrosion, suitable for use in applications where torque reduction of the bearing is required by reducing an amount of lubricant used or by using a lubricant having a low viscosity, and has superior acoustic characteristics and durability, a rolling element according to the present invention is made of an alumina-zirconia composite material including an alumina component and either a zirconia component or a yttria-zirconia component containing 1.5 to 5 mol % of yttria, a mass ratio of the alumina component to the zirconia component or the yttria-zirconia component being 5:95 to 50:50.
摘要翻译: 为了提供一种防止电解腐蚀的滚动轴承,适用于通过减少所使用的润滑剂的量或通过使用具有低粘度的润滑剂而需要减小轴承的应用,并且具有优异的声学特性和耐久性 根据本发明的滚动元件由氧化铝 - 氧化锆复合材料制成,氧化铝 - 氧化锆复合材料包括氧化铝组分和氧化锆组分或含有1.5-5mol%氧化钇的氧化钇 - 氧化锆组分,氧化铝组分与 氧化锆成分或氧化钇 - 氧化锆成分为5:95〜50:50。