Patent ID: 8091691

Claim:
A disk brake comprising: a static iron core ( 1 ); a spring ( 3 ) and a coil assembly ( 2 ) arranged in the static iron core ( 1 ); a dynamic iron core assembly comprising a dynamic iron core ( 8 ), a dynamic disk ( 8 a ), and first and second friction rotors ( 4 , 4 a ) configured to fit with the dynamic iron core ( 8 ) and the dynamic disk ( 8 a ) and mounted on a main shaft ( 9 ) of a traction machine; a plurality of connecting bolts ( 6 ) mounting the static iron core ( 1 ) and the dynamic iron core assembly to an installation end face ( 10 ) of the traction machine; a plurality of spacers ( 7 ) arranged having a spacing on the dynamic iron core assembly and configured to fit with the connecting bolts ( 6 ); a damping mechanism arranged on the dynamic iron core assembly, the damping mechanism comprising a plurality of damping components distributed substantially evenly on the dynamic iron core ( 8 ); an adjusting toothed belt assembly coupled to damping components of the plurality of damping components and banded to a circumferential outer surface of the dynamic iron core ( 8 ); and an adjusting bracket ( 21 ) mounted on the circumferential outer surface of the dynamic iron core ( 8 ) and coupled to the adjusting toothed belt assembly.