| 摘要 |
PCT No. PCT/DK81/00107 Sec. 371 Date Jul. 15, 1982 Sec. 102(e) Date Jul. 15, 1982 PCT Filed Nov. 30, 1981 PCT Pub. No. WO82/01950 PCT Pub. Date Jun. 10, 1982.A coin-operated lock for mounting on a trolley which is alternatively secured and released. The lock has two blockable keyholes for two separate keys, and a common fence which cooperates with the keyholes is adapted to move from a blocking position in one of the keyholes to a blocking position in the other keyhole upon insertion of a key into the latter keyhole, for securing one of the keys inserted into the corresponding keyhole. |
