To provide a hydraulic mechanical continuously variable transmission capable of taking out the power of an engine from a PTO shaft while shifting gears into an arbitrary transmission gear ratio.SOLUTION: The hydraulic mechanical continuously variable transmission includes a differential mechanism including an input element connected to a driving source, a first output element connected to a first pump motor, and a second output element connected to a second pump motor, a hydraulic transmission part connecting the first and second pump motors via a closed circuit for outputting the rotation of the first or second pump motor to an output shaft, and a PTO shaft connected to the first output element via a clutch.SELECTED DRAWING: Figure 1
【課題】エンジンの動力を任意の変速比で変速してPTO軸から取り出すことができる油圧機械式無段変速機を提供すること。【解決手段】駆動源と接続される入力要素、第1のポンプモータと接続される第1の出力要素および第2のポンプモータと接続される第2の出力要素を備える差動機構と、第1および第2のポンプモータを閉回路で接続するとともに、第1または第2のポンプモータの回転を出力軸へ出力する油圧変速部と、第1の出力要素に対してクラッチを介して接続されるPTO軸と、を備える油圧機械式無段変速機。【選択図】図1
HYDRAULIC MECHANICAL CONTINUOUSLY VARIABLE TRANSMISSION
油圧機械式無段変速機
2019-03-28
Patent
Elektronische Ressource
Japanisch
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