Patents
Sitemap › F15 - Fluid-pressure actuators; Hydraulics or pneumatics in general › F15B - Systems acting by means of fluids in general; Fluid-pressure actuators, e.g. servomotors; Details of fluid-pressure systems, not otherwise provided for › F15B 11 - Servomotor systems without provision for follow-up action
Patents for F15B 11 - Servomotor systems without provision for follow-up action (16,384)
01/1984
01/03/1984CA1159747A1 Flow distribution system for pressure medium
12/1983
12/28/1983EP0096963A2 Load sensing system
12/27/1983US4422294 Hydraulic actuating and locking device
12/27/1983US4422290 Hydraulic control system for governing steering and implement actuators
12/27/1983CA1159339A1 Load responsive system controls
12/21/1983EP0096031A1 Load responsive fluid control valve
12/20/1983US4421471 Vibrating hydraulic press
12/20/1983US4420937 Hydraulic circuit for a variable displacement pump
12/20/1983US4420935 Hydraulic system
12/20/1983CA1158961A1 Hydraulic system including oil replenishment for multi-stage hydraulic jack
12/20/1983CA1158960A1 Pressure detent mechanism
12/08/1983WO1983004289A1 Control valve linking device
12/08/1983WO1983004288A1 Hydropneumatic pressure converter
12/06/1983US4418794 Electromechanical control for hydraulic elevators
12/06/1983US4418710 Pilot control valve for load sensing hydraulic system
12/06/1983US4418612 Power transmission
11/1983
11/29/1983US4417633 Hydraulic system for preventing leak down of hydraulic implements
11/29/1983US4417502 Load supporting hydraulic circuit with emergency automatic load restraint
11/29/1983CA1157768A1 Control valve system for blowout preventers
11/22/1983US4416304 Fully compensated fluid control valve
11/22/1983US4416189 Fully compensated fluid control valve
11/15/1983US4415004 Pneumatic switch
11/15/1983CA1157069A1 Steering valve assembly for steering and brake system
11/09/1983EP0093150A1 Digital drive control of compensated valves
11/08/1983US4413472 High-pressure pump with pressure regulator
11/02/1983EP0092546A1 Lock valve
11/01/1983US4412758 Hydraulic control means
11/01/1983US4412600 Hydraulic elevator
11/01/1983US4412419 Fluid supply systems
11/01/1983CA1156128A1 Control for dead engine lower
11/01/1983CA1156124A1 Valve system
10/1983
10/27/1983WO1983003644A1 Dual control input flow control valve
10/27/1983WO1983003643A1 Hydraulic servo motor
10/26/1983EP0092480A1 Hydraulic actuator
10/26/1983EP0092351A2 Manipulator apparatus with energy efficient control
10/26/1983EP0092315A2 Hydraulic pump control
10/25/1983US4411188 Device for speed control of cylinder piston, particularly useful for a firearm
10/18/1983US4409916 Split vessel or similar vessel
10/18/1983US4409887 Hydraulic apparatus
10/18/1983US4409886 Self-returning cylinder
10/18/1983US4409884 Synchronization cylinder
10/12/1983EP0091348A1 Governor valve for the simultaneous supply of hydraulic closed and open centre systems
10/12/1983EP0091018A1 Position control for a double acting hydraulic motor
10/12/1983EP0090859A1 Keyboard actuator.
10/11/1983US4409166 From ceramic material, with piston and mold apparatus
10/11/1983US4408453 Hydraulic control system
10/06/1983EP0056369A4 Pressure reducing valve for dead engine lowering.
10/06/1983EP0053608A4 Valve system.
10/05/1983EP0090129A2 Fluid flow control apparatus
10/04/1983US4407183 Method and apparatus for hydraulically controlling subsea equipment
10/04/1983US4407122 Power transmission
10/04/1983CA1154844A1 Motor speed control
09/1983
09/29/1983WO1983003286A1 Priority flow control system
09/29/1983WO1983003285A1 Means for saving energy in a hydraulic circuit
09/28/1983EP0089881A2 Compressed air economising device
09/28/1983EP0089652A2 Power transmission
09/28/1983EP0089578A2 Hydraulic system
09/28/1983EP0089412A2 Fluid system with flow compensated torque control
09/27/1983US4406648 Creasing machine
09/27/1983US4406110 Power cylinder having external stroke adjustment mechanism
09/15/1983WO1983003127A1 Hydraulic circuit structure for tractor with stepless hydraulic transmission
09/14/1983EP0088406A2 Control valve for double-acting piston and cylinder assembly
09/07/1983EP0088025A1 Start-assistance device for a screw-extractor which is provided in containers for pulverulent or granular products
09/07/1983EP0087748A1 Hydraulic circuit system for construction machine
09/06/1983US4402254 Pneumatic starter device
08/1983
08/30/1983US4400938 Hydraulic fluid feeding device for power steering device
08/30/1983US4400937 Control for quickly effecting displacement changes in a pump supplying fluid to primary and secondary function control valves
08/30/1983CA1152861A1 Lift, tilt and steering control for a lift truck
08/30/1983CA1152860A1 Pneumohydraulic pumping plant
08/24/1983EP0086332A1 Fluid pressure circuit, especially for a cutter bar
08/23/1983US4399653 Automatic adjusting deceleration control for a hydrostatically powered device
08/17/1983EP0086127A1 Hydraulic deceleration and blocking arrangements, and automatic gun ammunition feeding apparatus including the same
08/17/1983EP0085962A2 Hydraulic control system especially for swinging loads
08/17/1983EP0020465B1 Controlled demand priority hydraulic circuit
08/16/1983US4398450 Hydraulic motor
08/16/1983CA1151978A1 Pneumohydraulic pumping station
08/16/1983CA1151977A1 Flow pressure compensated control for variable displacement pumps
08/10/1983EP0085080A1 Control circuit for a pneumo-hydraulic pressure intensifier.
08/09/1983US4397477 High pressure hydraulic systems
08/09/1983US4397222 Fluid powered actuator system
08/09/1983US4397221 Regenerative valve
08/03/1983EP0084800A2 Hydraulic installation
07/1983
07/27/1983EP0084213A2 Pilot control valve for load sensing hydraulic system
07/26/1983US4395027 Pressure intensifying device
07/21/1983WO1983002483A1 Container handler with programmed electro-hydraulic control circuit
07/19/1983CA1150139A1 Fluid actuator
07/12/1983US4392677 Connecting device for pneumatic apparatus
07/12/1983US4392415 Control for dead engine lower
07/07/1983WO1983002305A1 Load responsive fluid control valve
07/05/1983US4391182 Fluid actuated positioner
07/05/1983US4391092 Multiple position digital actuator
06/1983
06/29/1983EP0082676A2 Jacking apparatus and methods of effecting repositioning strokes thereof
06/28/1983US4390188 High pressure hydraulic systems
06/22/1983EP0081941A2 Hydraulic valve
06/22/1983EP0081927A2 Pump operable by a rotary pump shaft
06/22/1983EP0081703A1 Electro-hydraulic actuator
06/21/1983CA1148447A1 Power transmission
06/21/1983CA1148446A1 Hydraulic system having variable displacement pumps controlled by power beyond flow
06/15/1983EP0081313A1 Cabtilt system for a vehicle
06/14/1983US4388050 Manifold unit and assembly and fluid end assembly
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