Micro-Hydroforming – Internal High-Pressure Forming of Micro-Components

This invention concerns a device for internal high-pressure forming of micro-components from tubular moulding blanks. In this novel design, a carriage is sliding along guides, moved by a drive mounted separately from the guides. Hereby, the drive is coupled to the carriage free of any transverse forces. This minimises elastic deformations. Bending stresses in the plungers are avoided. The relative position between guide and forming tool is maintained.

The functional capability of the invention has been proven in many tests. Patents are granted in USA, Germany, France, Great Britain and Suisse. PROvendis is offering licences of the invention to interested parties on behalf of Cologne University of Applied Sciences.

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