| 摘要 |
<p>PROBLEM TO BE SOLVED: To prevent the generation of lockout when a door is closed in the condition that an electronic key is left in a cabin. SOLUTION: When the door is closed in the condition that the electronic key 20 for locking and unlocking the door is left in the cabin, a door switch 8a detects the door operation, and a cabin-inside transmitter 2 detects the existence of the electronic key with the communication between the electronic key, and at least one door is unlocked to securely prevent the lockout in the condition that the electronic key for the keyless operation is left in the cabin.</p> |
