Swing-frame motor flow and sensed load pressure control system f
System for automatically controlling relative operational veloci
Three-pump - three-circuit fluid system of a work vehicle having
Throttle control mechanism for an engine
Torque control of hydraulic motors
Travel motor hydraulic control system for a construction...
Traveling control device
Travelling control circuit for a hydraulically driven type of tr
Two pump hydraulic system with relief valves having different re
Two-stage flow divider with constant orifice first stage in hydr
Two-stage flow divider with pressure-relief valves in each stage
Ultra high pressure multiple intensifier system
Unit for controlling a plurality of hydraulic actuators
Universal control scheme for mobile hydraulic equipment and...
Valve apparatus
Valve assembly for load independent control of multiple hydrauli
Valve system for load-independent hydraulic control of a plurali
Variable flow hydraulic system
Variable flow rate control with mechanical override for closed c
Variably charged hydraulic circuit