Patents by Inventor Ernest J. Toth, Jr.

Ernest J. Toth, 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).

  • Snap-on spring retainer lock
    Patent number: 3978830
    Abstract: A snap-on type spring retainer lock comprises a one-piece stamped retainer element which has resilient spring fingers which encircle and clamp against a tapered surface portion of a valve stem. A spring retainer is held on the valve stem by the abutting engagement of the spring retainer with the retainer lock. The retainer lock has a base portion from which the spring fingers project. The base portion is adapted to cover the tip end of the valve stem and acts as a bearing surface for a mechanism for driving the valve.
    Type: Grant
    Filed: January 13, 1975
    Date of Patent: September 7, 1976
    Assignee: TRW Inc.
    Inventor: Ernest J. Toth, Jr.