Patents by Inventor Leslie Mellor

Leslie Mellor 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: 4200994
    Abstract: Apparatus for drying tufted carpets having stenter chains for advancing the carpet of which one only is laterally adjustable, means for blowing hot air onto opposite sides of the carpet through longitudinal slots in tubes extending transversely to the carpet and tapes coupled to the adjustable chain which blank off the portions of the slots which are offset from the carpet.
    Type: Grant
    Filed: July 18, 1978
    Date of Patent: May 6, 1980
    Assignee: Edgar Pickering (Blackburn) Ltd.
    Inventor: Leslie Mellor
  • Patent number: 4190006
    Abstract: A tufting machine which includes mechanism for adjusting the stroke of the needles which is operable from the exterior of the machine and such that the bottom dead center position of the needles remains at a constant level in all positions of adjustment.
    Type: Grant
    Filed: July 5, 1978
    Date of Patent: February 26, 1980
    Assignee: Edgar Pickering (Blackburn) Limited
    Inventor: Leslie Mellor
  • Patent number: 4154005
    Abstract: A drier, comprising an enclosed casing, means for feeding a sheet of parallel yarns to be dried through the casing in at least one substantially horizontal pass, nozzle boxes disposed above and below the sheet material in each pass to form a drying chamber, means for introducing hot air into the nozzle boxes, and slots in the walls of the nozzle boxes which face the sheet, said slots constituting nozzles effective to discharge hot air from each nozzle box onto the opposed surfaces of the sheet at an angle to the vertical in the range of 30.degree. to 60.degree. and the slots in the upper and lower boxes being slanted in opposite directions to the direction transverse to the direction of travel of the sheet.
    Type: Grant
    Filed: December 6, 1977
    Date of Patent: May 15, 1979
    Assignee: Edgar Pickering (Blackburn) Limited
    Inventors: Edgar Pickering, Leslie Mellor