Patents by Inventor Lyndol W. Hollingsworth

Lyndol W. Hollingsworth 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).

  • Multifunctional power driven positioning tool system
    Patent number: 5262706
    Abstract: A multifunctional power driven positioning tool system wherein a battery powered screw driven removable central unit may be fitted into equipment to function as a tool for prying apart objects, for lifting or lowering within adjustable calibrated distances, for powering a material handling unit and for use in a press frame for pressing and pulling bearings.
    Type: Grant
    Filed: June 9, 1992
    Date of Patent: November 16, 1993
    Inventor: Lyndol W. Hollingsworth
  • D.C. direct drive impact wrench
    Patent number: 4991472
    Abstract: An impact tool comprised of a light weight housing having a forward anvil and hammer compartment, a hollow handle, and a rear cradle to receive a 12 volt motor, its housing and wiring therefor, with the motor removably accessible by the removal of only two threaded bolts. A trigger operated on-off switch is mounted in the handle.
    Type: Grant
    Filed: November 4, 1988
    Date of Patent: February 12, 1991
    Assignee: James Curtis Hilliard
    Inventor: Lyndol W. Hollingsworth