Patents by Inventor Hal T. Hedrick

Hal T. Hedrick 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).

  • Hand brake device for handtruck
    Patent number: 5390943
    Abstract: A hand brake apparatus for installation on handtrucks of the type which have a load bearing platform and vertical load supporting frame with at least two fixed parallel wheels. An embodiment of the invention includes a single brake actuating lever which operates the two brake mechanisms simultaneously. The brake mechanisms include a band type brake shoe which acts upon a cylindrical brake drum attached to the hub of each wheel. The brake mechanisms are operated by force applied to one compression cable which extends from the brake actuating handle to a brake actuating lever.
    Type: Grant
    Filed: October 28, 1993
    Date of Patent: February 21, 1995
    Inventor: Hal T. Hedrick