Marquardt Gmbh

Efstratios Petrou

Guanwei Wu

The invention relates to a control unit () for a motorized device () comprising: a brushless motor (), a power supply (), an operating unit (), which can be activated by a user, wherein the control unit () is designed at least for controlling the commutation of the motor () by a plurality of circuit breakers () connected to the power supply, and for initiating an electronic (i.e. in particular non-mechanical) braking of the motor, wherein the control unit () is deactivated, i.e. switched off, for a rotational speed-dependent duration to by means of a position sensor () and is held until then in an active switched-on operating state and, dependent thereon, a control means () is provided then to initiate, under automatic control, the shutdown of the device ().

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Constance, Germany

Efstratios Petrou