Patents by Inventor Howard E. Thacker

Howard E. Thacker 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).

  • Demountable ramp structure for dump trucks and similar vehicles
    Patent number: 4088235
    Abstract: A ramp wherein a rigid framework supports a first pair of parallel ramp members of equal length to be mounted from the rear of a truck bed downwardly at an angle, clearing the ground. A second pair of ramp members is hinged to the first pair of ramp members and is folded over first pair when the ramp structure is not in use but is brought into substantially parallel alignment therewith when said ramp is used for loading purposes.
    Type: Grant
    Filed: July 23, 1976
    Date of Patent: May 9, 1978
    Inventor: Howard E. Thacker