Bending machines
US4012933A · kind A · utility
5Cited by
5References
16Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Sep 4, 1975 |
| Grant date | Mar 22, 1977 |
| Priority date | — |
| Expiry date | Sep 4, 1995 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB21D7/024
- WIPO fieldMachine tools
- WIPO sectorMechanical engineering
Abstract
A bending machine having one or more bending units wherein a former device is movable to clamp a workpiece so that the workpiece can be bent by a bending arm and tool moved arcuately about the former device, and wherein the movement of the former device is reversible to free the bent workpiece from the bending unit.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.