Patent ID: 8443679

Claim:
A test device ( 10 ) for the static and dynamic testing of workpieces ( 26 ), the test device ( 10 ) having a first clamping device ( 20 ) and a second clamping device ( 22 ) for the workpiece ( 26 ), and a drive ( 32 ) for moving the second clamping device ( 22 ), characterized by the drive ( 32 ): a) having a rocker ( 34 ) on which the second clamping device ( 22 ) is rotatably mounted; b) the two ends of the rocker ( 34 ) each being connected to a rotatably mounted connecting rod ( 42 , 44 ); and c) the free ends of the connecting rods ( 42 , 44 ) each being coupled to a crank mechanism ( 46 , 48 ), said crank mechanisms ( 46 , 48 ) being arranged on opposite sides of the rocker ( 34 ) and arranged so that the connecting rods ( 42 , 44 ) project from the ends of the rocker ( 34 ) in the same direction when said crank mechanisms ( 46 , 48 ) are set in the starting position at zero stroke and when viewed from the center point of the rocker ( 34 ) in the direction of the ends thereof.