| 摘要 |
<p>The device has a handle (12) provided with plates, and a blade (14) comprising a heel formed with a hole. An assistance unit assists to an opening of the blade placed at a rear of the handle. The assistance unit includes a triangular operating part mounted to pivot between the plates around a rotation axis of the operating part, where the axis is located approximately at a tip of a triangle. A curvilinear opening receives an axle and a spring in a traversing and transverse manner. The operating part includes a cut-out at another tip to receive a pad.</p> |
