The invention relates to a mobile part having a roller bearing unit, in particular a mobile part having a steering roller, wherein a castor is rotatably supported in a swivel unit which is supported by means of a rotary bearing (28, 30) on the frame of the mobile part, wherein in particular the axes of rotation of the two rotary bearings are oriented perpendicular to one another with the axis of rotation of the rotary bearing for swivelling parallel to the normal direction of the running surface of the roller contacted by the mobile part, wherein on the roller a drum brake (14) is formed, which can be actuated by an electromagnet (7, 31), which is connected to the frame of the mobile part and wherein the drum brake can be actuated by the electromagnet via a wedge gear.
Mobile part having a roller bearing unit
2015-12-02
Patent
Elektronische Ressource
Englisch
IPC: | B60B VEHICLE WHEELS , Räder für Fahrzeuge |
Europäisches Patentamt | 2021
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