Patents by Inventor Glen Edgar Westlake

Glen Edgar Westlake 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).

  • Sprocket, gear or pulley with interchangeable rim
    Patent number: 4043214
    Abstract: A sprocket, gear or pulley having an interchangeable peripheral portion for replacement. The device has a hub with an axial boss, an annular member having teeth or a groove along its outer rim and located concentrically on the boss, and a cap to hold the annular member immovable on the boss. The annular member may be segmented. The inner rim of the annular member and the boss may be threaded or splined for interengagement.
    Type: Grant
    Filed: April 13, 1976
    Date of Patent: August 23, 1977
    Inventor: Glen Edgar Westlake
  • Sprocket
    Patent number: 3996814
    Abstract: A sprocket having interchangable teeth, in which a chain is removably mounted circumferentially on the peripheral edge portion of a hub, with means to key the chain both longitudinally and laterally on the edge portion of the hub. Each link of the chain carries one or more teeth which project radially outward with respect to the hub.
    Type: Grant
    Filed: September 13, 1974
    Date of Patent: December 14, 1976
    Inventor: Glen Edgar Westlake