Patent ID: 8256252

Claim:
A steering lock device comprising: a lock member that is slidable between a lock position at which the lock member engages with a steering shaft to prohibit a rotation of the steering shaft and an unlock position at which the lock member doesn't engage with the steering shaft to allow the rotation of the steering shaft; and a slider that is disposed slidably between a lock end and an unlock end in a direction perpendicular to a moving direction of the lock member, wherein the slider penetrates an opening in the lock member and variably contacts the lock member at a contact location, at least one of the lock member and the slider is provided at the contact location with a locking sloped portion that is linearly sloped toward the steering shaft along a slide direction of the slider, at least one of the lock member and the slider is provided at the contact location with an unlocking sloped portion that is linearly sloped toward the steering shaft along the slide direction of the slider, and the lock member is shifted to the lock position by contact with a locking sloped portion of the slider while the slider slides to the lock end, and the lock member is shifted to the unlock position by contact with an unlocking sloped portion of the slider while the slider slides to the unlock end.