Patents by Inventor R. Hill English, Jr.

R. Hill English, 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).

  • Safety mechanism for rendering a rocket motor non-propulsive
    Patent number: 5044154
    Abstract: A rocket motor having case segments which are attached together. A retaining member extends circumferentially thereabout to maintain attachment of the segments together. The retaining member is characterized by sensitivity to a predetermined temperature greater than ambient temperature and less than the ignition temperature of propellant material in the rocket motor to lose strength whereby the retaining member is released and the rocket motor may safely be rendered non-propulsive during a hazard such as a fuel fire or slow cook-off.
    Type: Grant
    Filed: November 27, 1989
    Date of Patent: September 3, 1991
    Assignee: Thiokol Corporation
    Inventors: R. Hill English, Jr., Hermann L. Miskelly, Jr.