Patents by Inventor Thomas Tegethoff

Thomas Tegethoff 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).

  • Link chain for chain conveyors and horizontal chain links therefor
    Patent number: 8631930
    Abstract: A link chain for chain conveyors for use in mining, with vertical chain links having a constant cross-sectional profile provided on the inside with a circular arc and on the outside preferably with a flat section, and with horizontal chain links having front sections, longitudinal limbs and an oval inner opening. The longitudinal limbs on the outer sides comprising at least adjacent to the upper and lower sides a spherical shaped surface and/or the horizontal chain links comprising on the transition of the front sections into the longitudinal limbs corner areas, wherein the longitudinal limbs on their top side and bottom side at least in the corner areas are partially provided with a cavity.
    Type: Grant
    Filed: January 4, 2010
    Date of Patent: January 21, 2014
    Assignee: Caterpillar Global Mining Europe GmbH
    Inventors: Hans Meya, Karl-Heinz Schurer, Thomas Tegethoff
  • LINK CHAIN FOR CHAIN CONVEYORS AND HORIZONTAL CHAIN LINKS THEREFOR
    Publication number: 20110272253
    Abstract: A link chain for chain conveyors for use in mining, with vertical chain links having a constant cross-sectional profile provided on the inside with a circular arc and on the outside preferably with a flat section, and with horizontal chain links having front sections, longitudinal limbs and an oval inner opening. The longitudinal limbs on the outer sides comprising at least adjacent to the upper and lower sides a spherical shaped surface and/or the horizontal chain links comprising on the transition of the front sections into the longitudinal limbs corner areas, wherein the longitudinal limbs on their top side and bottom side at least in the corner areas are partially provided with a cavity.
    Type: Application
    Filed: January 4, 2010
    Publication date: November 10, 2011
    Applicant: BUCYRUS EUROPE GMBH
    Inventors: Hans Meya, Karl-Heinz Schurer, Thomas Tegethoff