Patents by Inventor Jurgen Donner

Jurgen Donner 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).

  • Electric switching apparatus particularly a cam switch
    Patent number: 4335288
    Abstract: The electric switching apparatus assembled of a plurality of consecutively arranged modular units, includes snap action arresting means integrally formed on opposite side walls of each unit. The arresting means includes frame-shaped resilient arresting pieces leveled with the upper surface of the assigned side wall and being at one edge thereof integrally connected thereto and cooperating with matching arresting points on the adjoining unit.
    Type: Grant
    Filed: May 5, 1980
    Date of Patent: June 15, 1982
    Assignee: Starkstrom Gummersbach GmbH
    Inventors: Bernd Ludwig, Jurgen Donner