An actuator 6 is separated from an operation section. The actuator 6 has a lock member 10 which locks or unlocks a steering shaft 7 and a lock control mechanism 15. The lock control mechanism 15 includes an actuation member which is provided so as to be movable back and forth in a predetermined direction;...http://www.google.fr/patents/US6125671?utm_source=gb-gplus-shareBrevet US6125671 - Steering lock system