Maschinenfabrik Hennecke Gmbh

Lothar Rohrig

Hans-Michael Sulzbach

Ferdinand Proksa

Horst Klahre

Gottfried Bucher

Hans-Wilhelm Fuhrbach

Closure units for molding tools, in particular those for the production of polyurethane moldings comprising long lifting cylinders arranged between an upper cross head and a movable cross head for lowering and raising the upper half of a molding tool, the movable cross head being mounted on columns connecting the fixed cross head to a base by means of short lifting cylinders having arrestable drag pistons arranged therein, were found to offer advantages in terms of economy of design and operation.

Closure unit for molding tools

The invention is directed to a device for the discontinuous production of block foam comprising a mixing unit, a means for moving the unit approximately vertically into and/or out of a mold with the unit having reaction component feed lines, a stirring means, and a mixing container having a plate with feed openings for the reaction components characterized in that

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Hennef, Germany

Lothar Rohrig