| 发明名称 | Rolling bearing device | ||
| 摘要 | A rolling bearing device includes a rolling bearing and an oil supply unit. The oil supply unit includes a lubrication oil tank, a pump which sucks lubrication oil from the lubrication oil tank and discharges the lubrication oil from a discharge porta driving section which drives the pump and a generator section which supplies the driving section with electric energy. The oil supply unit is attached to a fixed-ring-side member of the rolling bearing or a spacer adjacent to the rolling bearing. The oil supply unit further includes a communication unit which transmits operation information of the oil supply unit to an outside. | ||
| 申请公布号 | US9581198(B2) | 申请公布日期 | 2017.02.28 |
| 申请号 | US201414889631 | 申请日期 | 2014.05.08 |
| 申请人 | NTN CORPORATION | 发明人 | Oomoto Kaoru |
| 分类号 | F16C33/66;F16C19/16;F16N9/02;F16N13/00;F16N13/22;F16N29/00;F16C19/52;F16C41/00 | 主分类号 | F16C33/66 |
| 代理机构 | Wenderoth, Lind & Ponack, L.L.P. | 代理人 | Wenderoth, Lind & Ponack, L.L.P. |
| 主权项 | 1. A rolling bearing device comprising a combination of a rolling bearing and an oil supply unit which includes at least: a lubrication oil tank,a pump which sucks lubrication oil from the lubrication oil tank and discharges the lubrication oil from a discharge port;a driving section which drives the pump; anda generator section which supplies the driving section with electric energy; wherein the oil supply unit is attached to a fixed-ring-side member of the rolling bearing or a spacer adjacent to the rolling bearing, wherein the oil supply unit further includes, within itself, a communication unit which transmits operation information of the oil supply unit to an outside. | ||
| 地址 | Osaka JP | ||