| 摘要 |
<p>A cylinder lock comprising an outer cylindrical casing, a cylindrical inner member rotatably mounted within the outer casing, and adjustable pins extending diametrically through the inner cylindrical member and into the outer cylindrical casing, the adjustment of the pins being effected by screwing them into a spiral spring surrounding a threaded portion of the pins, actuation of the lock being effected by a key inserted therein and acting upon a projecting straight end of the spiral spring to thereby move the pins through the cylindrical inner member and into and out of the outer cylindrical casing.</p> |
