Patents by Inventor Herbert Borger

Herbert Borger 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).

  • Belt-driven water pump
    Patent number: 5026253
    Abstract: A belt-driven water pump for use with an internal combustion engine includes a pump shaft, a housing lid having an opening through which one end of the pump shaft extends, a bearing, a pump shaft seal, a pump rotor, and a pulley integrally formed with the pump shaft. The pump shaft and the pulley are made in one piece, preferably, of plastic.
    Type: Grant
    Filed: May 22, 1989
    Date of Patent: June 25, 1991
    Assignee: Firma Carl Freudenberg
    Inventor: Herbert Borger
  • Intake manifold
    Patent number: 4903645
    Abstract: An intake manifold for an internal combustion engine, consisting of a flow channel enclosed by a wall. The wall (1) consists at least partly of electrically conductive, polymeric material and can be connected with a source of voltage (3) by means of connectors (2, 7), which are at a distance from one another, and heated by this voltage source.
    Type: Grant
    Filed: April 18, 1989
    Date of Patent: February 27, 1990
    Assignee: Firma Carl Freudenberg
    Inventor: Herbert Borger