| 摘要 |
A key identifying for an ignition switch key cylinder. The apparatus has a lock member that is unlocked by the key including a signal transmitter outputting an identifying signal. A computer determines an appropriate key for an unlocking use based on the identifying signal. The lock member includes a rotor being arranged to be rotated by the key, a case for accommodating the rotor, a cap secured to the case to detachably hold the rotor in the case and an antenna member receiving the identified signal from the transmitter and providing the determining means with information indicative of the identified signal, said antenna means being located in a position relatively constant with respect to the case. |
