| 摘要 |
<p>The invention relates to an access lock for the cyclical opening up of a passageway, with a movable support element, the movement of which is transmitted to an arrangement of locking elements which are movable by means of movement of the support element within guide elements, which delimit the passageway, wherein the support element in each case has one or more first and active surfaces which face in opposite directions, and with a locking device for blocking the movement of the support element, the locking device having two bolts which are movable between a locking position and a release position, wherein a first of the bolts in the locking position thereof, bears against the first active surface or against one of the first active surfaces, and the second bolt, in the locking position thereof, bears against the second active surface or against one of the second active surfaces.</p> |
