| 摘要 |
<p>A system with trolleys, especially shopping trolleys and luggage trolleys, designed for delivery and reception of such trolleys against payment and return of a means of payment by means of a coin-operated lock, to which belongs a key (5) being connected to the lock or the trolley. The housing (1) of the lock has two blockable keyholes (2 and 3) for acceptance of a key (5) and means of payment (7 and 3) for insertion and return of a means of payment, respectively. The coin-operated lock being arranged so that one keyhole (2) on insertion (7) of a means of payment is released to accept and secure its own key (5C), the other keyhole (3) securing the key (5B) of another trolley or a coupling element, the other keyhole (3) being released for releasing the other key (5B) when the own key (5C) is inserted in the first keyhole, and the first keyhole (2) being released for release of its own key (5C) secured in it and for return of a means of payment when the other key (5C) is inserted in the other keyhole (3). The key (5) can be shaped as a carrier for a means of payment. </p> |
