Patents by Inventor Karl W. Quester

Karl W. Quester 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: 4483350
    Abstract: This disclosure is directed to a device for charging cigarette machines with tobacco and includes a collection area of a generally trough-like configuration including a bottom defined by an endless conveyor entrained about rollers, and a plurality of suction tubes having terminal end portions thereof disposed within the collection area and adjacent the upper flight of the conveyor whereby tobacco upon the upper conveyor flight can be withdrawn therefrom by the suction tubes for feeding or charging associated cigarette machines.
    Type: Grant
    Filed: June 28, 1982
    Date of Patent: November 20, 1984
    Assignee: Firma Wilh. Quester
    Inventors: Alfred Ruffer, Johannes Haas, Karl W. Quester
  • Patent number: 4255869
    Abstract: A method of treating bulk goods requiring control of process parameters including moisture content, temperature, and quantity of goods through the use of a process computer. The computer evaluates and continuously monitors and modifies variations in the supply material in relation to a particular mathematical formula. Modification procedures are determined by the process computer and then actuated via the control circuitry.
    Type: Grant
    Filed: October 20, 1978
    Date of Patent: March 17, 1981
    Inventors: Karl W. Quester, Johannes Haas, Hans-Joachim Ulbrich, Dieter Schroder
  • Patent number: 4233997
    Abstract: This disclosure relates to a rib-rolling mechanism for processing tobacco ribs and includes a pair of relatively rotatable rollers having peripheral surfaces defining therebetween a throat through which it is adapted to pass tobacco, the rollers having shafts, the shafts of the first of the rollers being journaled for rotation in fixed bearings and the shafts of the second of the rollers being journaled for rotation in movable bearings, a device for resiliently urging the second roller toward the first roller, the latter device including a rod connected to each of the movable bearings, a sleeve in external telescopic relationship to each of the rods, springs coupled between each of the sleeves and the second roller for urging the latter toward the first roller, and elements for axially shifting the rods to vary the force exerted by the springs in a direction to urge the second roller toward the first roller.
    Type: Grant
    Filed: May 23, 1977
    Date of Patent: November 18, 1980
    Assignee: Firm Wilh. Quester
    Inventors: Karl W. Quester, Josef Gontgen, Adolf Muller