Dynamic contact wire clamp

The suspension (5) has a vertically movable support (6) that is in rod-shaped and is guided in a housing (7) in the axial direction. A terminal (8) is provided at one end of movable support, for setting an accelerator wire (9). A stop (14) is arranged at opposite end of movable support. The support member is guided within housing between rollers (11) and pins (10) provided in housing.