Trough And Filler Patents (Class 238/129)
  • Patent number: 8052067
    Abstract: A self-cleaning assembly employing a gap filler for a rail on the ground which guides or in which there runs rollers or wheels with lugs housed in a groove so as to lie flush with or protrude only slightly from the ground and which has a gap on the side of the rail corresponding to the passage of the lug. A filling substance is placed in the gap outside of the dynamic footprint of the lug and at least partially lines the gap, at least partially filling it. The filling material has properties of compressibility and is positioned in such a way that under all normal conditions of use or normal environmental conditions, the gap remains filled outside of the dynamic footprint of the lug.
    Type: Grant
    Filed: June 22, 2007
    Date of Patent: November 8, 2011
    Assignee: Lohr Industrie
    Inventor: Jean-Luc Andre
  • Patent number: 3952839
    Abstract: A rail trackway fitted with braking devices which are arranged along predetermined intervals and comprise elastically deformable braking bodies adapted for use in warehouses and at loading stations for transshipment.
    Type: Grant
    Filed: December 19, 1974
    Date of Patent: April 27, 1976
    Assignee: Weelpal, A. G.
    Inventors: Patrick R. Brown, Max A. Buehler