Method and apparatus suitable for gripping an annular workpiece
US4132443A · kind A · utility
1Cited by
5References
7Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 30, 1977 |
| Grant date | Jan 2, 1979 |
| Priority date | — |
| Expiry date | Mar 30, 1997 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB65H2701/31
- WIPO fieldHandling
- WIPO sectorMechanical engineering
Abstract
An annular workpiece is grasped by inserting into an annular portion of the annular workpiece the second end of a gripping member having a first end and an expandable second end and expanding the expandable end of the gripping member.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.