Patents by Inventor Denis M. Kiely

Denis M. Kiely 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).

  • Multi-function variable speed drive
    Patent number: 4285675
    Abstract: The present invention relates to a multifunction variable speed drive. There is provided a drive pulley of variable effective diameter and a follower pulley of variable effective diameter, a flexible belt passing around both pulleys and means for applying adjustable forces to the drive pulley. A constant drive ratio between the pulleys is obtained when two opposing forces on the drive pulley are in equilibrium. The drive ratio between the pulleys falls with increasing load and vice versa.
    Type: Grant
    Filed: July 3, 1980
    Date of Patent: August 25, 1981
    Inventor: Denis M. Kiely