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Power Take-off Definitions and Terminology for Agricultural Tractors

Published by the American Society of Agricultural and Biological Engineers, St. Joseph, Michigan www.asabe.org

ASAE  ASAE S205.2   December  1978

Keywords: Clutch, Definitions, Power takeoff, Terminology, Tractors

1 Purpose and Scope

1.1 This Standard deals only with the definitions and terminology pertaining to the power shafts of farm tractors in which the power take-off rotational speed is proportional to the engine speed. This is the type that prevails in the United States, Canada, England, and generally throughout the world. The following terminology will facilitate a clear understanding for engineering discussions, comparisons and the preparation of technical papers.

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