| 摘要 |
A brake lever for a drum brake of a vehicle including a lever section for connection with a brake cylinder and a housing section for attachment to a splined S-cam shaft, which receives an adjustment device, the adjustment device including a first clutch (K1), the first clutch (K1) being biased by a first spring element with a spring force and a second clutch (K2) formed as an one-way clutch with a number of teeth (Z2), the second clutch (K2) being biased by a second spring element with a spring force, in which the teeth (Z2) of the second clutch (K2) are configured such that the spring force applied by the second spring element can shift the second clutch (K2) in its completely closed position against the torques which are induced in it by friction, as long as the first clutch (K1) remains in an open position. |
