Ball screw device having deflecting member background of the invention
US7523681B2 · kind B2 · utility
11Cited by
2References
3Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 7, 2006 |
| Grant date | Apr 28, 2009 |
| Priority date | — |
| Expiry date | Aug 1, 2027 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T74/19772
- WIPO fieldMechanical elements
- WIPO sectorMechanical engineering
Abstract
A ball screw device includes a ball nut having an inner thread formed by a number of helical groove portions and helical ridges, and an opening and a depression communicating with each other, and a channel communicating with the depression of the ball nut, a radially inserted deflecting member has a block engaged into the opening of the ball nut and an extension extended from the block and engaged into the depression of the ball nut for anchoring the deflecting member to the ball nut. A fastener may be engaged through the deflecting member and engaged with the ball nut for securing the deflecting member to the ball nut.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.