| 摘要 |
<p>PURPOSE: To use a card for a device for coupling a cart for shopping or a hand luggage. CONSTITUTION: A perforated card, a key card, a credit card, a magnetic card, a store card, a certificate card, an identification card and/or a telephone card is used for a carrying member of the coupling device capable of taking out a lock 8 fixed to a card while the member is introduced to the lock 8 of the card by fixedly holding a coupling piece 9 of an adjacent cart and taking out the member after the carts are coupled to each other and adjacent carts is newly coupled or while they are coupled.</p> |
