Abstract:

A chain saw is the power tool widly used in forestry producer. It acts on the wood producation. However, from ergonomists angle the in body and mind of the operator are influenced diredly by severe vibration of the chain saw, through look at matter. The paper reviewes that the Chinese high-handled is harmful to the body by vibration. In the paper, courses to reduce vibration and acquired achievement in research were discussed to the chinese high-handled chain saws for the last ten years and more, and it pointed out the research direction of the reduce vibration.

Key words: Chain saw vibration, VWF, Reducing vibration