Patents by Inventor William Petlock, Jr.

William Petlock, Jr. 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).

  • Patent number: 4307928
    Abstract: The invention is a unique test contact and connector useful in automatic testing equipment (ATE). The contact connector has a bellows-type configuration which has no internal moving or sliding parts. Compliance is effected through compression of the bellows. With a helical bellows design, the contact permits the contact to provide a "wiping action" which is desirable in electrical testing apparatus. Both the contact and the method of making same are described.
    Type: Grant
    Filed: August 17, 1979
    Date of Patent: December 29, 1981
    Inventor: William Petlock, Jr.