| 摘要 |
<p>This invention presents a cylinder lock (102). The cylinder lock (102) has a top section comprising a barrel (116) having a through passage at either end, said barrels (108) separated by a cam opening. A lock (108) is provided at each end in the through passages, and a cam member (106) located between the locks (108). A middle section (118) extends from the top section and has a width less than that of the top section. A lower section (104) extends from the middle section (118) such that it bridges the cam opening. The width of the lower section (104) is greater than the width of the middle section (118). The invention also provides a casement lock to receive the cylinder lock (102) and a locking system comprising a combination of the cylinder lock (102) and the casement lock. The invention also comprises anti-picking pins and spring force adjustment means to improve resistance to being picked or bumped.</p> |
