Chuck
US3963250A · kind A · utility
15Cited by
4References
15Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Aug 24, 1973 |
| Grant date | Jun 15, 1976 |
| Priority date | — |
| Expiry date | Aug 24, 1993 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T279/247
- WIPO fieldHandling
- WIPO sectorMechanical engineering
Abstract
A chuck for internally gripping a hollow member comprising an interior member having a longitudinal axis and including a plurality of generally planar exterior surfaces each parallel to the axis; a plurality of rollers, each roller parallel to and in contact with one of those surfaces; a plurality of jaw members, each having an arcuate interior surface in contact with at least one of the rollers; and means for resiliently maintaining the jaw members in contact with the rollers.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.