Patents by Inventor Donald Lemke

Donald Lemke 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).

  • Publication number: 20060289275
    Abstract: An adjustable conveyor bed that is adjustable in length to span a gap between two devices of a conveyor system includes a primary section and a secondary section that is extendable and retractable relative to the primary section. The primary section has opposite primary sidewalls and a plurality of primary rollers mounted thereto. The primary rollers include a primary motorized roller and a plurality of primary idler rollers interconnected with one another via a plurality of drive members. The secondary section has opposite secondary sidewalls, with the secondary section sidewalls being nestedly received within the primary sidewalls and being adjustably mounted to the primary sidewalls and extendable and retractable relative to the primary sidewalls to adjust a length of the adjustable conveyor bed. The secondary section is configured to support at least one secondary roller when extended a sufficient amount from the primary section.
    Type: Application
    Filed: June 9, 2006
    Publication date: December 28, 2006
    Inventors: Donald Lemke, Jeffrey Price
  • Publication number: 20060030968
    Abstract: A material handling system, and method of controlling the material handling system, includes a conveying surface with a plurality of individually controlled zones and a plurality of motors. At least one of the motors propelling the conveying surface at each zone. A plurality of motor controller circuits adapted to control the plurality of motors. An upper-level control circuit in communication with the plurality of motor controller circuits and adapted to send communications to the motor controller circuits for controlling at least one motor. An integrated control card defining the upper-level control circuit and the plurality of motor controller circuits, wherein the upper-level control circuit and the plurality of motor controller circuits are integrated onto the integrated control card.
    Type: Application
    Filed: August 4, 2005
    Publication date: February 9, 2006
    Inventors: Clyde Ko, Randall Carlson, Roger Sinen, Thomas Triesenberg, Donald Lemke