An electromagnetically controlled spring clutch mechanism comprising an input rotating element, {TAIL ~ a rotor}, an armature, a biasing spring for biasing {HEAD ~ the armature} in a direction away from the rotor, an electromagnetic driver for magnetically attracting the armature to the rotor against the biasing action of the biasing spring, and a coil spring 
An electromagnetically controlled spring clutch mechanism comprising an input rotating element , { TAIL ~ a rotor } , an armature , a biasing spring for biasing { HEAD ~ the armature } in a direction away from the rotor , an electromagnetic driver for magnetically attracting the armature to the rotor against the biasing action of the biasing spring , and a coil spring
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL 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