Schloemann-Siemag Aktiengesellschaft

Peter Rudolf Hartwig

Apparatus for forming mixture of plastic components having a mixing head to which is attached a storage container for each component and which is equipped with a supply line, a return line, and a displaceable control member, which in one position has two injection openings which are connected to the mixing head by supply lines and in another position has two grooves for connecting the supply lines to the return lines.

Apparatus for mixing plastics

Plastic ski of compound structure consisting of a running surface with steel edges, a lower strap, an upper strap, and a cover layer, the upper and the lower straps being connected to each other by an injected core of plastic foam.

Growing community of inventors

Hilchenbach, Germany

Peter Rudolf Hartwig