Patents Assigned to Charles Williams
  • Treadmill lubricating devices and methods
    Patent number: 5913384
    Abstract: An elongated lubrication applicator is used to manually lubricate the belt and/or belt supporting surface of an exercise treadmill. The lubrication applicator is optionally included in a kit containing lubricant and at least one treadmill belt tension adjusting device.
    Type: Grant
    Filed: June 3, 1996
    Date of Patent: June 22, 1999
    Assignee: Charles Williams
    Inventor: Charles Williams
  • Circular indexing plate for a machine tool
    Patent number: 4060021
    Abstract: The present invention relates to a machine-tool having a circular indexing plate, provided at its periphery with jacks adjustable in height, abutting on the foundation of the plate.The stroke of the jacks in the direction of the support surfaces may exceed the horizontal position of the plate without load.The invention is applicable to machine-tools.
    Type: Grant
    Filed: December 12, 1974
    Date of Patent: November 29, 1977
    Assignee: Charles William Berthiez
    Inventor: Charles William Berthiez