发明名称 |
Rolling bearing |
摘要 |
A rolling bearing used in a power transmission device for transmitting power such as turning force, characterized in that a magnet for holding in a lubrication portion of the rolling bearing a lubricating magnetic fluid for lubricating the lubrication portion is provided on at least one side of an outer race of the rolling bearing, and an annular yoke made of a magnetic material loosely fitted to a rotating shaft is provided on the opposite side of said magnet relative to said outer race, and a cross-sectional profile of the yoke has an I-shape. |
申请公布号 |
US9022660(B2) |
申请公布日期 |
2015.05.05 |
申请号 |
US201414335692 |
申请日期 |
2014.07.18 |
申请人 |
Eagle Industry Co., Ltd. |
发明人 |
Honda Shigeki |
分类号 |
F16C33/72;F16J15/43;F16C33/66;F16C33/76;F16C35/06;F16C19/08 |
主分类号 |
F16C33/72 |
代理机构 |
Hayes Soloway P.C. |
代理人 |
Hayes Soloway P.C. |
主权项 |
1. A rolling bearing used in a power transmission device for transmitting power such as turning force, the rolling bearing characterized in that a magnet for holding in a lubrication portion of said rolling bearing a lubricating magnetic fluid for lubricating said lubrication portion is provided on at least one side of an outer race of the rolling bearing, an annular yoke made of a magnetic material loosely fitted to a rotating shaft is provided on the opposite side of said magnet relative to an outer-race-side member, a cross-sectional profile of said yoke has an I-shape, and said magnet is fitted into a recessed portion provided so as to open toward said yoke at said outer-race-side member. |
地址 |
JP |