| 摘要 |
<p>The presently disclosed subject matter is directed towards an anti -vandalism electronic cylinder lock (10). The lock comprising a cylinder housing (30), an electronic cylinder lock mechanism, an inside knob (26), and an outside knob (100), the outside knob (100) being configured for assuming a first non - accessible, non - operable, retracted position, and a second, accessible operative position, in which the outside knob (100) projects from the cylinder housing (30).</p> |
