Pressurized fluid feed apparatus
Pressurized fluid supply circuit comprising a variable displacem
Pressurized fluid supply system
Pump assembly comprising two hydraulic pumps
Pump swashplate control assist
Reciprocating cam actuation mechanism for a pump
Regulating devices for a plurality of pumps driven by a common s
Reversible variable displacement hydraulic device
Summation power output regulating system for at least two hydros
System and method of multiple-phase pumping
System for successively producing hydraulic fluid flows at stagg
Torque limiting control
Torque limiting control
Torque regulating system for fluid operated pump displacement co
Two stage pump assembly
Variable pressure inlet system for hydraulic pumps
Variable underspeed system linkage