Patents Assigned to Krauff-Maffei AG
  • Apparatus for removing chemically reactive synthetic resin components from the outlet chamber of a mixing head
    Patent number: 5863127
    Abstract: A mixing head has traces of the reactive mixture of synthetic resin components removed therefrom by insertion into a housing or rinsing flange into which a rinsing liquid, e.g. hot water, is forced via nozzles or orifices trained inwardly of the plane of the mixing head. The mixture of rinsing liquid and removed residue is passed through a bag filter in which the residue is collected and the rinsing liquid is recirculated.
    Type: Grant
    Filed: September 20, 1996
    Date of Patent: January 26, 1999
    Assignee: Krauff-Maffei AG
    Inventors: Josef Renkl, Ludwig Stippl