摘要 |
The device has a cylindrical rod for housing palpation and authentication mechanisms. The palpation mechanism has fittings (21) to adapt a control lever in a stop position, and a transversal position according to coding contours. The authentication mechanism includes several mobile racks (34) adapting transversal trial positions according to transversal positions of the fittings to allow the device to adapt locking or unlocking state. |