A device 1, which comprises mechanical means for connecting {HEAD ~ said switch} to said flexible driving system, whereby a pull force on said flexible driving system drives said motor and said brush and a pull force in the opposite direction stops the motor, said {TAIL ~ mechanical means} including springing means 
A device 1 , which comprises mechanical means for connecting { HEAD ~ said switch } to said flexible driving system , whereby a pull force on said flexible driving system drives said motor and said brush and a pull force in the opposite direction stops the motor , said { TAIL ~ mechanical means } including springing means
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH