Patents Represented by Attorney Joseph J. Kelley

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  • Tension controlling and shock absorbing apparatus for an endless conveyor
    Patent number: 5143207
    Abstract: Apparatus wherein an endless moving conveyor belt is trained around two spaced apart shafts and wherein at least one of the shafts is mounted in a bearing that is resiliently urged in a direction away from the other shaft to provide the proper tension in the endless moving conveyor belt, and shock absorbing apparatus is provided for absorbing excessive forces placed on the bearing with or without the resilient urging of the bearing.
    Type: Grant
    Filed: June 6, 1991
    Date of Patent: September 1, 1992
    Assignee: Portec, Inc.
    Inventor: David M. Pruett