This is incredibly dangerous and could lead to injury.

Feb 25,"A Pruning Robot With a Power-Saving Chainsaw Drive," by Yasuhiko Ishigure, Katsuyuki Hirai, and Haruhisa Kawasaki from Marutomi Seiko Co. and the University of Gifu, in Japan, was presented at Author: Evan Ackerman.

Apr 06, The end product is a robotic arm that wields a pole chainsaw - like the ones used to cut off high up tree branches - that can cut a low-polygon shape of a dog out of glued together pieces of. Sep 20, Their contraption- a long aluminum tube with 10 spinning blades- swings through the trees, slicing off leafy limbs with ease. The pound air saw can do Author: Jennifer Leman. Jul 10, Cuts 1 and 2: Face Cuts. The first two cuts you need to learn for how to fell a tree with a chainsaw are the face cuts.

Two face cuts make a notch. The notch is made on the side of the tree that faces the direction you want it to fall. A comfortable height for making face cuts is. Chapter 3- Chain Saw Tasks and Techniques The following example shows the importance of following proper pro-cedures when bucking blowdown.

A inch d.b.h. fir tree was lying across a steep slope; the butt end was still anchored by a few roots. About 30 feet from the roots, the tree.

Oct 11, Once the tree has toppled, delimbing knives in the felling head strip the tree of stems and branches. Finally, a chainsaw cuts the tree by the desired length for other machinery to collect later.

Aug 18, To start the cross cutting chainsaw technique, cut about 1/3 of the way into the log from the top. Next, use the underbucking technique to cut into the log from the underside and cut upward until you reach the first cut. As you get closer to the top cut, the weight of the wood should cause the log to split in half and fall stumpchopping.bar