Patent ID: 8210325

Claim:
A disk brake comprising: a brake disk ( 1 ), a moving disk ( 2 ), a fixed disk ( 3 ), a brake coil ( 4 ) and a brake spring ( 5 ) arranged in the fixed disk ( 3 ), a brake calipers ( 14 ) fixed to the fixed disk ( 3 ), a left friction plate ( 15 ) adhered to a side of the moving disk ( 2 ) facing the brake disk ( 1 ), a right friction plate ( 16 ) adhered to a side of the brake calipers ( 14 ) facing the brake disk ( 1 ); a mounting base ( 13 ) designed to fix to a traction machine, a guide rod ( 9 ) inserted in a mounting hole on the brake caliper ( 14 ) and fixed to the mounting base ( 13 ); wherein, the disk brake further comprises a fixed rod ( 24 ), first and second levers ( 23 , 23 a ), a fixed plate ( 20 ), and first and second spring clamps ( 26 , 26 a ); one end of the fixed rod ( 24 ) is fixed to a plane of the moving disk ( 2 ), and the other end of the fixed rod ( 24 ) passes through the fixed disk ( 3 ) and is fixed to one end of the first/second lever ( 23 , 23 a ), and forms a working clearance A between the moving and fixed disks ( 2 , 3 ); the other end of the first/second lever ( 23 , 23 a ) is fixed to a circumferential surface of the fixed disk ( 3 ) on the center line of the fixed disk ( 3 ), and the fixed plate ( 20 ) is fixed to either the guide rod ( 9 ) or the mounting base ( 13 ); one end of the first/second spring clamp ( 26 , 26 a ) is connected to the fixed plate ( 20 ) respectively, and the other end of the first/second spring clamp ( 26 , 26 a ) is clamped at the middle position between the first and second levers ( 23 , 23 a ).