OILGEAR COMPANY, THE

electrical machine control; electronic machine controls; computer-operated machine controls

AXIAL DISPLACEMENT PISTON PUMPS AND PARTS THEREOF FOR USE IN INDUSTRIAL APPLICATIONS AND IN PARTICULAR FOR MATERIAL HANDLING SYSTEMS

Hydraulic Drives and Hydraulic Transmissions, and Electrohydraulic Controls Therefor

VALVES FOR USE IN AND IN CONNECTION WITH THE HYDRAULIC TRANSMISSION OF POWER-NAMELY, DIRECTIONAL CONTROL VALVES, PILOT VALVES, SUCTION VALVES, SURGE VALVES, RESISTANCE VALVES, RELIEF VALVES, CHECK VALVES, COMBINATION VALVES EACH OF WHICH IS A PLURALITY OF VALVES COMBINED INTO A UNIT, FOOT VALVES AND HOLD-UP VALVES EACH OF WHICH HAS A RESISTANCE VALVE AND A CHECK VALVE COMBINED INTO A UNIT, AND COMBINATIONS THEREOF AND PARTS THEREOF

VALVES FOR USE IN AND IN CONNECTION WITH THE HYDRAULIC TRANSMISSION OF POWER-NAMELY, DIRECTIONAL CONTROL VALVES, PILOT VALVES, SUCTION VALVES, SURGE VALVES, RESISTANCE VALVES, RELIEF VALVES, CHECK VALVES, COMBINATION VALVES EACH OF WHICH IS A PLURALITY OF VALVES COMBINED INTO A UNIT, FOOT VALVES AND HOLD-UP VALVES EACH OF WHICH HAS A RESISTANCE VALVE AND A CHECK VALVE COMBINED INTO A UNIT, AND COMBINATIONS THEREOF AND PARTS THEREOF

PUMPS FOR SUPPLYING LIQUID TO HYDRAULIC MOTORS OR OTHER HYDRAULIC DEVICES AND INCLUDING CONSTANT DISPLACEMENT PUMPS, VARIABLE DISPLACEMENT PUMPS, AND PUMPING UNITS EACH UNIT COMPRISING TWO OR MORE PUMPS COMBINED INTO A SINGLE UNIT; HYDRAULIC MOTORS INCLUDING RECIPROCATING MOTORS, CONSTANT DISPLACEMENT ROTARY MOTORS AND VARIABLE DISPLACEMENT ROTARY MOTORS; HYDRAULIC TRANSMISSIONS EACH COMPRISING ONE OR MORE PUMPS AND ONE OR MORE HYDRAULIC MOTORS COMBINED INTO A SINGLE UNIT; VALVES INCORPORATED IN PUMPS, PUMPING UNITS, ROTARY MOTORS AND HYDRAULIC TRANSMISSIONS FOR CONTROLLING FLOW OF LIQUID THEREIN; CONTROLS INCORPORATED IN VARIABLE DISPLACEMENT PUMPS, MOTORS AND HYDRAULIC TRANSMISSIONS FOR VARYING THE DISPLACEMENTS THEREOF; HYDRAULIC INTENSIFIERS [ ; HYDRAULICALLY OPERATED MACHINES NAMELY, BROACHING MACHINES, PRESSES FOR SHAPING MATERIAL OR FOR EXERTING PRESSURE UPON WORK OR UPON TOOLS APPLIED TO WORK, MACHINES FOR TWISTING OR UNTWISTING METAL ARTICLES AND ASSEMBLING MACHINES FOR HOLDING PARTS OF OTHER MACHINES OR DEVICES IN ASSEMBLED POSITIONS OR FOR PRESSING ARTICLES OR MACHINE PARTS INTO ASSEMBLED POSITIONS; ] AND PARTS THEREOF

VERTICAL BROACHING MACHINES