Automatic drum brake adjusting apparatus and drum brake having such an adjusting apparatus

A drum brake includes an automatic adjusting apparatus for compensating for the wear of friction linings and of a drum. To detect the wear of the drum brake, the adjusting apparatus includes a signalling device, which supplies a signal dependent upon an adjusting travel of the adjusting apparatus. T...

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Bibliographic Details
Main Authors Biebricher, Frank, Ludtke, Peter, Blaeser, Franz
Format Patent
LanguageEnglish
Published 07.02.2002
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Summary:A drum brake includes an automatic adjusting apparatus for compensating for the wear of friction linings and of a drum. To detect the wear of the drum brake, the adjusting apparatus includes a signalling device, which supplies a signal dependent upon an adjusting travel of the adjusting apparatus. The adjusting travel is generated by a variable length adjusting strut, which includes a pressure sleeve and a threaded rod, which is accommodated in the latter and is screwable by means of a pinion out of the pressure sleeve.