Patents Assigned to Ewald Euscher
  • Valve Disk For A Spray Can
    Publication number: 20080006657
    Abstract: A valve disk for a spray can, having a disk dome for receiving a spray valve and a concentric collar which is molded on while forming a surrounding ring groove and in which collar an elastic sealing ring is held in a form-locking manner. An outer edge bounding the ring groove is bent over at least partially in a surrounding manner in the direction of the ring groove while forming a supporting surface for the sealing ring.
    Type: Application
    Filed: July 3, 2007
    Publication date: January 10, 2008
    Applicant: EWALD EUSCHER GMBH & CO. KG
    Inventor: Horst Griemla
  • Valve plates for container valves and method of manufacturing same
    Patent number: 4515285
    Abstract: A valve plate is manufactured by stamping round two-ply blanks out of two superimposed strips of material and shaping the valve plate out of the blanks while retaining the double ply. The plate is provided with a dome by this process. The outer ply is now provided with threading in the vicinity of the dome. If the plate is damaged when an adaptor is subsequently screwed onto it, the damage will be confined to the outer layer.
    Type: Grant
    Filed: May 10, 1984
    Date of Patent: May 7, 1985
    Assignee: Ewald Euscher
    Inventors: Werner Euscher-Klingenhagen, Horst Griemla, Hartmut Rodekamp