Apparatus for the manufacture of a foam material ball with an embossed surface
AssigneeMetzeler Schaum GmbH
InventorHorst Bokelmann
Life of this patent
Estimating the term…
Abstract
Method for the manufacture of a ball formed of foam material with surface embossing corresponding to a soccer ball, which includes subdividing the surface of the ball into a plurality of equilateral polygons, and embossing the contour of at least one polygon into the surface of the ball in stages.
Claims6
Apparatus for burning depressions into the surface of a spherical foam material body, comprising in a ring-shaped tool holder, a plurality of electrically heatable burn-in tools having suitably formed depressions and being disposed about said ring-shaped tool holder at angles relative to each other, said embossing tools being movable toward the center of said ring-shaped tool holder, a nest being disposed in said ring-shaped tool holder, movable in radial direction of said ring-shaped tool holder and having a spherically-cupped end surface, and a pin being disposed diametrically opposite said nest for fixing the spherical foam material body in a work position, said nest being rotatable about its longitudinal axis.
Dependencies are inferred from the claim text.