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[CN 201810313570.4] Loader three-stage hydraulic mechanical stepless transmission device


[CN 201810313570.4] Title of Loader Three-stage Hydraulic Mechanical Stepless Transmission Device: Application Number of Loader Three-stage Hydraulic Mechanical Stepless Transmission Device: CN 201810313570.4 Applicant: Beijing University of Technology Application Date: 2018-4-10 Patent Type: Invention Application The purpose of the present invention is to provide a three-stage hydraulic mechanical compound stepless transmission device, which uses the combination of hydraulic speed regulation circuit and mechanical circuit, and the hydraulic circuit only transmits part of power, it realizes high transmission efficiency and stepless speed regulation, and greatly improves the transmission efficiency of the transmission device, so that the engine often works in the economic speed range, and reduces the fuel consumption and noise level of the loader.