Quick change spindle mandrel
US4175715A · kind A · utility
2Cited by
4References
5Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Nov 13, 1978 |
| Grant date | Nov 27, 1979 |
| Priority date | — |
| Expiry date | Nov 13, 1998 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB65H75/2484
- WIPO fieldHandling
- WIPO sectorMechanical engineering
Abstract
An improved mandrel for use on a quick change spindle apparatus, the mandrel being a cylindrical sleeve having an external flange at one end, the sleeve having a plurality of axially directed slits intervening a like plurality of axially directed ribs, the ribs being connected at the ends thereof with adjacent ribs in alternating fashion so that the sleeve is rendered readily radially expandable for engaging and tightly holding a reel member.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.