| 摘要 |
<p>The spade comprises a handle (1) which is preferably hollow, pivoting and lockable in different positions, by means of a pivot pin (16) jointing the shovel (12) to the handle. The handle is provided at one end on the shovel side with a plurality of surfaces (25-29) parallel to the pivot pin (16), separated by rounded angles. The shovel (12) is applied against one of those surfaces by means of the pivot pin (16) formed as an eccentric. The rotation of the pin is provided by means of a control element (17) as on arm, a lever or similar, which is linked thereto.</p> |
