BMW F12 2011 Technical Training Manual page 30

F12￿Chassis￿Dynamics
4.￿Brakes
F12￿Spindle￿and￿spindle￿nut￿in￿brake￿piston
Index
1
2
3
4
5
6
F12￿Current￿and￿force￿progression￿of￿Electromechanical￿Parking￿Brake￿EMF
Index
A
B
1
2
3
26
Explanation
Groove
Spindle￿nut￿with￿anti-twist￿lock
Brake￿piston
Spindle
Spindle￿end￿stop
Connection￿to￿planetary￿gearing
Explanation
Current￿flow
Force￿flow
Applying￿parking￿brake
Parking￿brake￿applied
Releasing￿parking￿brake