Patents by Inventor Kenneth N. Allan

Kenneth N. Allan 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).

  • Method and apparatus for controlling conveyor
    Patent number: 6407523
    Abstract: A clearing method for use with a conveyor belt driven by a reversible motor for essentially automatically eliminating swarf or other obstructions along the belt including an clearing process including sensing motor load and comparing sensed load to a maximum load, when the sensed load exceeds the maximum, performing a clearing process for a predetermined time period calculated to, given the clearly process, clear the obstruction.
    Type: Grant
    Filed: October 25, 2000
    Date of Patent: June 18, 2002
    Assignee: Jorgensen Conveyors, Inc.
    Inventor: Kenneth N. Allan
  • Sling belt bulk material conveyor
    Patent number: 4440293
    Abstract: A sling belt conveyor has a pair of individually tensioned cables (209, 224) with transverse slings (51) pivotally connected to the cables (209, 224) which support a low tension conveyor belt (61) without being connected thereto. The belt (61) extends beyond the path of the support cables (209, 224) and is tensioned independently of the latter.
    Type: Grant
    Filed: September 30, 1982
    Date of Patent: April 3, 1984
    Assignee: Allis-Chalmers Corporation
    Inventors: Kenneth N. Allan, Thomas J. Worringer, Robert T. Baugh
  • Sling belt bulk material conveyor
    Patent number: 4378875
    Abstract: A sling belt conveyor has a pair of individually tensioned cables (209, 224) with transverse slings (51) pivotally connected to the cables (209, 224) which support a low tension conveyor belt (61) without being connected thereto. The belt (61) extends beyond the path of the support cables (209, 224) and is tensioned independently of the latter.
    Type: Grant
    Filed: December 18, 1980
    Date of Patent: April 5, 1983
    Assignee: Allis-Chalmers Corporation
    Inventors: Kenneth N. Allan, Thomas J. Worringer, Robert T. Baugh
  • Sound abatement device for internal combustion engine
    Patent number: 4137888
    Abstract: A sound abatement device for an internal combustion engine including a contoured shell resiliently mounted to reduce sound transmission through the shell mounting. The shell is formed of plastic filled with powdered metal to reduce transmission of air transmitted sound from the engine through the shell.
    Type: Grant
    Filed: November 24, 1976
    Date of Patent: February 6, 1979
    Assignee: Allis-Chalmers Corporation
    Inventor: Kenneth N. Allan