| 摘要 |
<p>This invention, safety tree climbing device can be used to climb trees which have a single stem such as palm trees or coconut trees and other vertical members. It is powered by an engine and safe to operate and inexpensive to maintain. The wheel drum of the device is designed for move along the trunk of the tree without any damage to the trunk of the tree. This invention also allows a human to climb up to the top of the tree safely, pluck nuts or a bundle of fruits and get down safely at a controllable speed.</p> |
