B - Operations – Transporting – 66 – F
Patent
B - Operations, Transporting
66
F
254/150, 144/36
B66F 11/00 (2006.01) A01G 23/099 (2006.01) B66F 19/00 (2006.01)
Patent
CA 1069880
A B S T R A C T A method in connection with tree felling for causing a tree to tip under the influence of a force acting on the cutting surfaces of a saw notch in the tree trunk. The tipping force is produced by means of an inflatable cushion which is inserted in flattened state into the saw notch and connected to the combustion chamber of the cylinder of the power saw motor to be inflated with compressed gas.
260813
Nordfor Ab
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