| 摘要 |
<p>A quick-acting attachment device, a so-called quick-attachment, for releasable mounting of working tools (3) to the end of an operating arm (4). In the device there are included at least one guiding block (44, 45), at least one lug (41, 42) and at least one locking block (48) for permanent securing to the working tool (3), and an element (1) including at least one tapered pin (21) for receiving in the lug or lugs (41, 42) on the working tool (3), at least one guiding (22, 23) for co-operation with the guiding block or blocks (44, 45) and at least one locking head (28) for engagement with the locking block or blocks (48). The tapered pin or pins (21) are pivotable in a plane which is normal to the plane in which the elements are mounted.</p> |
