| 摘要 |
<p>A wear adjustment device (10) for the adjustment of friction surface wear on a brake lining (3) and a brake disc (2) of a disc brake (1) having a tensioning device, preferably with a rotary lever (8), wherein the wear adjustment device (20) can be coupled on the drive side to the tensioning device, preferably to the rotary lever (8), and on the output side to a spindle unit (5, 5') of the disc brake (1), wherein a respective rolling body arrangement is axially arranged on both sides of a drive element (13), one of which is designed as a roller bearing and one is designed as a ball ramp coupling, wherein the following are provided: a central shaft (20) which is coupled to the ball ramp coupling and has an output interface (20c) for coupling to the spindle unit (5, 5'); c) a radial freewheel (18) coupled to the ball ramp coupling by means of an overload spring unit (17) and to the central shaft (20); a directionally-dependent torque device (20g, 21, 22); and a housing (11) in which the drive element (13), the rolling body arrangements, the overload spring unit (17), the radial freewheel (18), the central shaft (20) and the directionally-dependent torque unit (20g, 21, 22) are arranged.</p> |
