摘要 |
<p>The device has a spring (7) positioned and moving between fixation pedals (13) on a post (2) and comprising a compression or decompression axle (10) on center along manipulation direction. The axle is fixed on top of the spring or slides along a double sliding rail (1) leaving a free end, and comprises a cape (11) narrower than diameter of the spring to maintain the spring in compression. The axle is terminated in a manipulation part. The manipulation part includes a ring or loop (12) gripping on a connection wire between two devices or between devices of a row of vines to work automatically.</p> |