Press for cold forming of workpieces from a metal sheet
US3991602A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Jul 8, 1975 |
| Grant date | Nov 16, 1976 |
| Priority date | — |
| Expiry date | Jul 8, 1995 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB30B15/047
- WIPO fieldMachine tools
- WIPO sectorMechanical engineering
Abstract
A press for cold forming of workpieces from a metal sheet, wherein one of the upper tool and the lower tool is connected with a piston actuated by pressure means, having at least one C-frame, characterized by a guide frame carrying a cylindrical body with the upper tool, the guide frame being bodily separated from the C-frame, and by a compensating body loosely positioned between the cylindrical body and the upper arm of the C-frame, or a crossbar connecting the upper arms of the C-frames, the compensating body being coaxial with the upper and lower tools and swingable in the plane running perpendicularly to the plane of the guide frame.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.