Patents by Inventor Lorenz Elflein

Lorenz Elflein 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).

  • Rivet tongs
    Patent number: 4208901
    Abstract: A rivet tong device for the setting of blind rivets that are provided with tear pins is disclosed. The device includes a pair of legs adapted for pivotal movement about a common axis, retaining means for receiving a rivet and rivet clamping means comprising first and second clamping elements. The second clamping element is formed of a portion of a circular disk such that upon actuation the first and second clamping elements approach one another so as to grip the tear pin and to be moved away from the retaining means so as to tear off the tear pin. The clamping elements are also mounted for pivotal movement about the pivot axis of the legs.
    Type: Grant
    Filed: November 3, 1977
    Date of Patent: June 24, 1980
    Assignee: Firma Alfred Honsel, Nieten - und Metallwarenfabrik
    Inventor: Lorenz Elflein