Patents by Inventor Horst Kempe

Horst Kempe has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Roller
    Patent number: 4055879
    Abstract: A roller to be used in apparatus for wet treatment of photographic material comprises a hollow metallic core and two inserts with coupling shafts provided therein. A coat of chemically resistant thermoplastic material is applied around and sealingly surrounds the core to protect it from the corrosive action of media used in the wet treatment process. The outer surface of the thus coated roller is thereupon machined to a high-quality finish.
    Type: Grant
    Filed: May 25, 1976
    Date of Patent: November 1, 1977
    Assignee: AGFA-Gevaert, A.G.
    Inventors: Siegfried Schneider, Kurt Thate, Erwin Geyken, Horst Kempe, Stephan Macher
  • Method of making roller
    Patent number: 3971115
    Abstract: A roller to be used in apparatus for wet treatment of photographic material comprises a hollow metallic core and two inserts with coupling shafts provided therein. A coat of chemically resistant thermoplastic material is applied around and sealingly surrounds the core to protect it from the corrosive action of media used in the wet treatment process. The outer surface of the thus coated roller is thereupon machined to a high-quality finish.
    Type: Grant
    Filed: February 28, 1974
    Date of Patent: July 27, 1976
    Assignee: AGFA-Gevaert, A.G.
    Inventors: Siegfried Schneider, Kurt Thate, Erwin Geyken, Horst Kempe, Stephan Macher