Patents by Inventor Adolf Ibach

Adolf Ibach 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).

  • Patent number: 6012275
    Abstract: A cutter assembly for mowing apparatus comprises a sickle guard having individual guards which each consist of a guard body and an upper lip. The guard bodies are connected to a cutter bar via mounting pads. Each guard is provided with a rearward knife slot within which knife sections can move back and forth in a reciprocating manner. A hold-down member is provided to act against an upper face of a knife section, the hold-down member extending through the upper lip.
    Type: Grant
    Filed: April 8, 1997
    Date of Patent: January 11, 2000
    Assignee: Carl Silberg GmbH & Co.
    Inventors: Adolf Ibach, Robert L. Powers
  • Patent number: 5884465
    Abstract: A cutter assembly for a mowing apparatus having at least two guards. Each guard includes a guard body, a tine, and a knife slot for receiving a knife section. A connecting web connects the two guards. An upper trashbar is fixed between the two guards above the knife section. Extending from the upper trashbar is a hold-down member movable into contact with the knife section.
    Type: Grant
    Filed: April 2, 1996
    Date of Patent: March 23, 1999
    Assignee: Carl Sulberg GmbH & Co.
    Inventors: Adolf Ibach, Robert L. Powers
  • Patent number: 5617712
    Abstract: A cutter assembly for mowing apparatus comprises a sickle guard having individual guards which each consist of a guard body and an upper lip. The guard bodies are connected to a cutter bar via mounting pads. Each guard is provided with a rearward knife slot within which knife sections can move back and forth in a reciprocating manner. A hold-down member is provided to act against an upper face of a knife section, the hold-down member extending through the upper lip.
    Type: Grant
    Filed: June 7, 1995
    Date of Patent: April 8, 1997
    Assignee: Carl Sulberg GmbH & Co.
    Inventors: Adolf Ibach, Robert L. Powers
  • Patent number: 5487259
    Abstract: A cutter assembly for mowing apparatus comprises a sickle guard having individual guards whose guard bodies are connected to a cutter bar via mounting pads. Each guard is provided with a rearward knife slot within which knife sections can move back and forth in a reciprocating manner. Hold-down members are provided to act against an upper face of the knife sections, the hold-down members being formed as ball plungers and are screwed into a front part of a hold-down arm. The hold-down arm at its rearward end is fixed by a base to the cutter bar by means of guard mounting screws.
    Type: Grant
    Filed: November 30, 1994
    Date of Patent: January 30, 1996
    Assignee: Carl Sulberg GmbH & Co.
    Inventors: Robert L. Powers, Adolf Ibach
  • Patent number: 4290326
    Abstract: A forged mowing finger for use in mowers having reciprocable cutter blades has a body which is elongated transverse to the direction of reciprocation of the cutter blades and which has a surface adapted to face and coact with the cutter blades. The surface is bounded by lateral faces which define with the surface respective cutting edges. The lateral faces each include with the surface of the body a cutting angle which is smaller than 90.degree.. A method of making such a finger is also provided.
    Type: Grant
    Filed: January 17, 1979
    Date of Patent: September 22, 1981
    Assignee: Carl Sulberg
    Inventors: Adolf Ibach, Heinz Konen