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Dual-variable control load-sensing system for multi-way valves in hilly and mountainous tractors
Fig 2
LUDV Multi-way Valve Structure Principle 1.
Valve body 2.Secondary safety valve 3.End cover 4.Directional control valve core5.Stroke limit 6.Reset spring 7.Check valve 8.Pressure compensator.
doi: https://doi.org/10.1371/journal.pone.0321940.g002