Patents Assigned to Coronet-Werke GmbH
  • Device for rounding the ends of plastic bristles
    Patent number: 5653628
    Abstract: A device for rounding the ends of plastic bristles on rotationally symmetrical circular brushes has a tool in the form of a rotationally symmetrical hollow body with an abrasive inner surface, which has an inner contour with an at least zonally smaller cross-section than the circular brush corresponding to the outer contour of the latter and between the circular brush and the tool there is a relative rotary movement and a reversible relative axial movement.
    Type: Grant
    Filed: January 4, 1996
    Date of Patent: August 5, 1997
    Assignee: Coronet-Werke GmbH
    Inventor: Georg Weihrauch
  • Mop wringer
    Patent number: D383270
    Type: Grant
    Filed: November 17, 1995
    Date of Patent: September 2, 1997
    Assignee: Coronet-Werke GmbH
    Inventor: Georg Weihrauch