Vehicle-use rolling bearing device
US6832854B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jan 17, 2003 |
| Grant date | Dec 21, 2004 |
| Priority date | — |
| Expiry date | Mar 3, 2023 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF16C2326/02
- WIPO fieldMechanical elements
- WIPO sectorMechanical engineering
Abstract
A rolling bearing device comprising an outer ring member, an inner ring member concentric with the outer ring member in the diameter direction, a plurality of rolling elements disposed so as to freely roll between the outer ring member and the inner ring member, and an axial member which is inserted into the center hole of the inner ring member and which has a flange outward in the diameter direction on the outer peripheral surface thereof, wherein the inner ring member has a curved chamfer on its end surface on the inner peripheral surface side thereof, the axial member is caulked to the end surface of the inner ring member, the amount of decentering between the center of the inner ring members in the diameter direction and the center of the chamfer in the diameter direction is set to the range of over 0 &mgr;m and not more than 200 &mgr;m.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.