Patents by Inventor Helmut Heuer

Helmut Heuer 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).

  • Stockpile reclaiming apparatus
    Patent number: 4369877
    Abstract: The invention consists of a stockpile reclaiming apparatus for discharging bulk material from a bed. The apparatus comprises a bridge which extends over the width of the stockpile, a support frame work, which is mounted from the bridge and a discharging means mounted on the frame work. The discharge means consists of an endless traction means and a series of discharge elements attached to the endless traction means. This endless path is disposed in a plane inclined to the bed of the stockpile whereby an acute angle is formed between this inclination and the plane of the bed.
    Type: Grant
    Filed: March 3, 1980
    Date of Patent: January 25, 1983
    Assignee: Weserhutte Aktiengesellschaft
    Inventors: Helmut Heuer, Wilhelm Schapsmeier, Hans D. Fohlmeister
  • Process for punching holes and slots in structural timber
    Patent number: 4071637
    Abstract: This invention relates to a process for introducing holes or straight or circular slots approximately normal to the surface in the vicinity of the surface of round timber and to an approximately predetermined depth for the purpose of facilitating the penetration of impregnating means into the surface zones of the timber to better protect against chemical and biological attacks.
    Type: Grant
    Filed: December 28, 1976
    Date of Patent: January 31, 1978
    Assignee: Eisenwerk Weserhutte AG
    Inventors: Wolfhart Dittrich, Helmut Heuer, W. F. G. Kamm, Thorwald Kipp, Gerhard Luhr, Erich Poggemeier