Wincor Nixdorf International Gmbh

Alexander Nentwig

Michael Nolte

Peter Golueke

Mathias Kulik

Peter GOLÜKE

Matthias Kulik

The invention relates to a device () for detecting manipulation on an object comprising an actuating switch () which has a snap-action disk () which can be switched between a first position and a second position, and an actuating element () which has a body () and an actuating stud (), projecting from the body of the actuating element (), for acting on the snap-action disk (), wherein the actuating stud () has a first stiffness. According to the invention a contact element (), arranged on the actuating stud (), acts on the snap-action disk (), wherein the contact element () has a second stiffness which is greater than the first stiffness.

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Nuthetal, Germany

Alexander Nentwig