Patents by Inventor Werner K. Lehmann

Werner K. Lehmann 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).

  • Cradle straightener feeder
    Patent number: 4608844
    Abstract: A cradle straightener feeder for feeding sheet metal to an accessory unit comprising a bottom payoff cradle feeder, driving the coil at the outer periphery thereof, a straightener feeder having an output which feeds sheet metal to an accessory unit, a mechanism for directing sheet metal from the cradle feeder to the straightener feeder, and a mechanism for cross-feeding said sheet metal to said accessory unit which may cross-feed the sheet metal simultaneously with the forward feeding of the output of the straightener feeder. The directing mechanism may include a pivoted threader bar mechanism which is an instrumental part of a loading cushioning mechanism, a coil peeler mechanism and a dekinking or decurling mechanism. The straightener feeder may also include a powered mechanism for adjusting the pass line height of the straightener feeder to the correct height needed for a selected accessory unit.
    Type: Grant
    Filed: November 15, 1984
    Date of Patent: September 2, 1986
    Assignee: Sesco, Inc.
    Inventors: Werner K. Lehmann, Robert E. Lamey, Karl Lehmann
  • Cradle straightener feeder
    Patent number: 4487045
    Abstract: A cradle straightener feeder for feeding sheet metal to an accessory unit comprising a bottom payoff cradle feeder, driving the coil at the outer periphery thereof, a straightener feeder having an output which feeds sheet metal to an accessory unit, a mechanism for directing sheet metal from the cradle feeder to the straightener feeder, and a mechanism for cross-feeding said sheet metal to said accessory unit which may cross-feed the sheet metal simultaneously with the forward feeding of the output of the straightener feeder. The directing mechanism may include a pivoted threader bar mechanism which is an instrumental part of a loading cushioning mechanism, a coil peeler mechanism and a dekinking or decurling mechanism. The straightener feeder may also include a powered mechanism for adjusting the pass line height of the straightener feeder to the correct height needed for a selected accessory unit.
    Type: Grant
    Filed: November 23, 1981
    Date of Patent: December 11, 1984
    Assignee: Sesco, Inc.
    Inventors: Werner K. Lehmann, Robert E. Lamey, Karl Lehmann