| 摘要 |
<p>#CMT# #/CMT# A sickle-shaped blade (2) with cutting edges on two opposite sides is attached to the end of the working arm of an excavator machine (1). The blade is moved through the soil in order to cut through the obstacle. #CMT# : #/CMT# An independent claim is also included for the excavation device, comprising the above blade and a coupling device such as a plate (4) for connecting it to the excavator arm. #CMT#USE : #/CMT# For clearing and removing underground obstacles, especially the roots of trees and bushes, as well as tree stumps. #CMT#ADVANTAGE : #/CMT# Roots and other underground obstacles can be cleared relatively easily with less risk of damage to e.g. nearby foundations. #CMT#DESCRIPTION OF DRAWINGS : #/CMT# The figure shows a mini-excavator with the sickle blade attached. 1 : mini-excavator 2 : sickle blade 4 : coupling plate.</p> |
