Core chuck
US4193633A · kind A · utility
9Cited by
3References
14Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Dec 16, 1977 |
| Grant date | Mar 18, 1980 |
| Priority date | — |
| Expiry date | Dec 16, 1997 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T279/1079
- WIPO fieldHandling
- WIPO sectorMechanical engineering
Abstract
A core chuck comprising an interior member having a longitudinal axis and n exterior camming surfaces, n jaws each having an interior camming surface, and 2n rollers radially intermediate the jaws and the interior member. Each of the rollers engages a camming surface defined either by the interior member or by a jaw, each camming surface is convex relative to the axis, and a roller cage maintains the circumferential spacing of the rollers.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.