Patents by Inventor Theodore F. Mangels

Theodore F. Mangels 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: 3930290
    Abstract: There is disclosed a snap-shackle with a body having an interior cavity and first and second openings into the cavity, a hinge member being rotatably attached to the body to rotatably mate with and engage the second opening into the cavity. A latch member is pivotally attached to the body within the cavity and within the second opening, a portion of the latch member being exposed in the first opening through which opening the latch member is pivoted between a first pivotal position for engaging and locking the hinge member in the second opening to form a third opening between the hinge member and the body for receiving and coupling objects to the body and a second pivotal position for unlocking and releasing the hinge member to rotate and release the objects coupled thereby.
    Type: Grant
    Filed: November 22, 1974
    Date of Patent: January 6, 1976
    Inventor: Theodore F. Mangels