| 摘要 |
<p>The present invention is characterized in that movable locks (5, 6) are arranged in a supporting body (7), being arranged on a holder (8) of the machine flange (1) horizontal surface. On the holder (8) there is performed a horizontal surface (81), bearing from underneath against a horizontal surface (44) of a lock flange (4). On the lock flange (4) there is another vertical surface (41) bearing against vertical surface (73) of the movable lock (5, 6) supporting body (7).</p> |
