| 摘要 |
<p>A coupling device has a two-arm lever (10) with a controlling end (11) turned towards a lock's nut (5) and fitted with a contact surface (12). Fitted with a catch end (13) with a catch (14) facing the lock's nut, the lever is set up so that it can be swiveled towards a transitional part (7) with its contact surface via a radial cam (15) on the lock's nut when the lock's nut is turned towards a latch's (6) inserting position with its catch end.</p> |
