Patent ID: 7823426

Claim:
An assembling method of an electric steering lock device, comprising: a building-in step, including: building a drive part which generates a rotation drive power; providing a rotation shaft for rotation by the rotation drive power of the drive part through a gear mechanism and the rotation shaft being coupled to the gear mechanism; providing a lock stopper to be screwed with the rotation shaft, the lock stopper moving axially by rotating the rotation shaft; positioning a lock bar to move between a lock position for locking a steering shaft by movement of the lock stopper, and an unlock position for unlocking the steering shaft, and a first spring interposed between the lock stopper and the lock bar for giving a bias load, the first spring positioned into a lock body from a same direction as installing the lock stopper and the lock bar, the lock body being installed in a mounting hole part of a steering column post of a vehicle a screwing step, including: screwing together the rotation shaft and the lock stopper after the building-in step; and a bush insertion step, including: press fitting a bush to each of a plurality of holes of the lock body and a lock body lid halfway to a bottom of each of the plurality of holes in a temporally assembled state, prior to the building-in step, wherein a male screw part of the rotation shaft and a female screw part of the lock stopper are not screwed together, resulting in a spinning state prior to the screwing step.