| 摘要 |
<p>1482676 Cylinder lock mechanism WARTSILA AB OY 15 Nov 1974 [16 Nov 1973] 49455/74 Heading E2A A cylinder lock mechanism comprises at least one locking-disc 3, turnable element 4 and a fixed locking disc 5. The disc 3, Fig. 2, has an opening having a curved border 11 for receiving a key 6 therein and a curved border 9 which discourages the use of a picklock. The turning of the key 6 moves the locking-disc 3 by abutting steps 7 and 8. The curved borders 11, 9 may be semicircular. The element 4, Fig. 3, is provided with an opening 12, the linear edge of which passes through the turning axis of the discs.</p> |
