| 摘要 |
The present invention to provides a drum brake that generates the same braking force when a vehicle moves forward and backward. A first lever is connected to a second lever by a strut. A fourth lever provided with an anchor member and a third lever for connecting the fourth lever and the first lever to the end of the fourth lever) opposite to the anchor member across a screw which is the center of swing of the fourth lever. Accordingly, when the vehicle moves forward, an anchor load is received by the anchor member and the second lever. When the vehicle moves backward, the anchor load is received by the anchor member and the first lever.
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