Curve motion rolling guide unit
US5921682A · kind A · utility
Assignee
Inventor
Key dates
| Filing date | Jun 30, 1997 |
| Grant date | Jul 13, 1999 |
| Priority date | — |
| Expiry date | Jun 30, 2017 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF16C29/0602
- WIPO fieldMechanical elements
- WIPO sectorMechanical engineering
Abstract
This curve motion rolling guide unit comprises a spline shaft extending in the longitudinal direction curvilinearly with a predetermined curvature, and a slider fitted around and moved curvilinearly on the spline shaft. The slider comprises a casing, end caps fixed to both end surfaces of the casing, and end seals fixed to end surfaces of the end caps. The casing is provided with raceway grooves in an inner circumferential surface thereof on which rolling elements roll, and return passages. The casing being split into a pair of casing members in the longitudinal direction, and engaged with and fixed to each other at the dividing surfaces thereof.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.