Patents by Inventor William E King

William E King 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).

  • Load crack testing device
    Patent number: 3965729
    Abstract: A sustained constant load cantilever loading type specimen testing machine. he machine includes a rigid grip which grips one end of a specimen. The other end of the specimen is secured rigidly to a cantilever. A hydraulic piston is connected to the cantilever and operated by a hydraulic pump. The load is measured by a calibrated load cell. Auxiliary equipment such as an electrical timer, control switches and safety switches are used for operation of the system.
    Type: Grant
    Filed: October 1, 1975
    Date of Patent: June 29, 1976
    Assignee: The United States of America as represented by the Secretary of the Navy
    Inventor: William E. King, Jr.