Apparatus for roll hemming with zero angle deflection
US6983633B2 · kind B2 · utility
5Cited by
13References
12Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 24, 2003 |
| Grant date | Jan 10, 2006 |
| Priority date | — |
| Expiry date | Jun 24, 2024 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T29/53791
- WIPO fieldMachine tools
- WIPO sectorMechanical engineering
Abstract
A hemming tool providing a plurality of rollers for forming a hem flange. The rollers are disposed on an end effector that includes a pair of links that connect a tool support to a stationary bracket. The tool support and stationary bracket are shiftably mounted relative to each other in the manner of a four-bar link and shift relative to each other against the force of a force transducer or spring that moderates the force applied by the hemming tool to a workpiece by the selected roller.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.