Patents for F15B 13 - Details of servomotor systems (18,792)
05/1998
05/12/1998US5749395 Selector valve aggregate
05/12/1998US5749390 Valve having four connection ports and two positions
05/12/1998US5749225 Hydraulic systems and valve assemblies
05/07/1998DE19748841A1 Flow force compensator for valves
05/06/1998EP0840047A2 Pressure controlling valve to be attached to a base-mounted change valve
05/06/1998EP0840018A2 Pilot 5-port transfer valve
05/05/1998US5746109 Hydraulic system for controlling a mower unit through a raising and lowering mechanism
04/1998
04/29/1998EP0838596A2 Pilot 3-port transfer valve
04/28/1998US5743297 Detent arrangement for holding hydraulic valve member stroked
04/23/1998WO1998016768A1 Reduction and control valve
04/23/1998DE19643104A1 Valve mechanism, especially for hydraulic overload protection of presses
04/23/1998DE19642224A1 Housing for piston valves
04/23/1998DE19641540A1 Hydraulic control valve
04/22/1998EP0837275A1 Solenoid actuated relief valve for electro-hydraulic lifting devices
04/22/1998EP0837249A1 Pressure compensating valve
04/22/1998EP0836678A1 Hydraulic valve to maintain control in fluid-loss condition
04/16/1998DE19743708A1 Control valve for motor vehicle infinitely-variable automatic transmission control
04/15/1998EP0835482A1 Pressure regulator electrovalve for hydraulic circuit
04/15/1998EP0835383A1 Automatic pressure booster device
04/15/1998EP0717817B1 Hydraulic control valve block
04/14/1998US5738520 Three-way pneumatic valve system
04/14/1998US5738142 Pressure holding directional control valve
04/14/1998US5738134 Pressure compensation valve
04/09/1998DE19637740A1 Hydraulic unit for aircraft engine control surfaces, e.g. flaps, spoilers, etc.
04/07/1998US5735311 Pressure compensation valve
04/07/1998US5735122 Actuator with failfixed zero drift
04/07/1998CA2095314C Hydraulic servo valve with controlled disengagement feature
04/01/1998EP0833239A2 Pneumatic pressure relay
04/01/1998EP0833062A1 Driving device for a hydraulic motor
04/01/1998EP0833013A1 Hydraulic control device for a lifting cylinder of an arm of an agricultural loader
03/1998
03/26/1998DE19639140A1 Controller for double-acting ram
03/25/1998EP0830532A1 A hydraulic directional-control valve
03/25/1998CN1177072A Pilot selector valve
03/24/1998US5730182 Pressure compensation valve
03/24/1998US5730174 Solenoid valve cartridge for lubrication divider valves
03/24/1998US5729979 Variable rate brake pedal feel emulator
03/19/1998WO1998011334A2 A hydraulically controlled camless valve system for an internal combustion engine
03/19/1998CA2265497A1 A hydraulically controlled camless valve system for an internal combustion engine
03/18/1998EP0829794A1 Pressure reducing lift valve
03/18/1998EP0828961A1 Three-position magnetic valve
03/18/1998EP0828945A1 Pilot controlled servo-valve
03/18/1998EP0828944A1 Compressed air maintenance device
03/18/1998CN2276579Y Hand hydraulic control valve set
03/18/1998CN2276578Y Guide type two-way flow speed control valve
03/12/1998WO1998009856A1 Electrovalve for an anti-slip automotive hydraulic braking system
03/10/1998US5725289 Electromagnetically actuated valve, in particular for slip-controlled hydraulic brake systems in motor vehicles
03/10/1998US5725022 Direction control valve
03/05/1998DE19635691A1 Magnetventil für eine schlupfgeregelte, hydraulische Fahrzeugbremsanlage Solenoid valve for a slip-controlled hydraulic vehicle brake system
03/05/1998DE19635690A1 Solenoid valve for vehicle slip-limited hydraulic brake circuit
03/05/1998DE19635211A1 Force simulator for servo-control systems
03/05/1998DE19634583A1 Valve with elastic prestressed closing body
03/04/1998CN2275656Y Structure of flow control valve of oil hydraulic cylinder
03/03/1998US5722460 For controlling a displaceable actuator
03/03/1998US5722459 Pressure control valve of a hydraulic control system of an automatic transmission
02/1998
02/26/1998WO1998007993A1 Electropneumatic positioner
02/26/1998WO1998007611A1 Electrohydraulic control device
02/26/1998DE19634319A1 Elektrohydraulische Steuervorrichtung Electrohydraulic control device
02/26/1998DE19633539A1 Servo-assisted pressure-release valve
02/26/1998CA2263841A1 Electropneumatic positioner
02/25/1998EP0825349A1 Proportional directional control valve
02/25/1998EP0701511A4 Height control valve and dump valve therefor
02/19/1998WO1998006949A1 Hydraulic control apparatus
02/19/1998DE19633191A1 Switching valve as rotary slide for medium switching
02/19/1998DE19632768A1 Control device for controlling brake cylinder pressure at wheels of rail vehicle
02/18/1998EP0824196A1 Electro-pneumatic control-head for actuators
02/17/1998US5718264 High speed 3-way control valve
02/17/1998US5718263 Pilot operated change-over valve
02/12/1998WO1998005870A1 Hydraulic control device
02/12/1998DE19646293C1 Electrical plug-connector esp. plug for connection to solenoid valve
02/12/1998DE19632368A1 Electrohydraulic regulation path valve for controlling hydraulic setting motor
02/12/1998DE19631803A1 Hydraulische Steuervorrichtung Hydraulic control device
02/11/1998EP0706615A4 Power sensing regenerator
02/10/1998US5715865 Pressure compensating hydraulic control valve system
02/05/1998WO1998004840A1 A device for generating an underpressure
02/04/1998EP0822360A1 Switch valve to be used in a valve combination
02/04/1998EP0822344A2 Pneumatic control device and a block valve for such a device
02/04/1998EP0822340A1 Pilot selector valve
02/04/1998EP0516864B1 Hydraulic driving system and direction change-over valves
02/04/1998CN2273788Y Super high pressure, hand operated and direction changing valve
02/04/1998CN1172522A Hydraulic pilot valve
01/1998
01/29/1998WO1998003901A1 Current control apparatus
01/29/1998WO1998003796A1 Valve piston for a linear sliding valve taking the form of a 4/3-directional valve
01/29/1998DE19632691A1 Transducer with electropneumatic or electrohydraulic elements
01/27/1998US5711346 Fluid control element
01/22/1998DE19629218A1 Ventilkolben für ein als 4/3-Wege-Ventil ausgebildetes lineares Schieberventil A valve piston as a 4/3-way valve formed linear spool valve
01/21/1998EP0819874A2 Fluid flow control valve device
01/21/1998CN1171146A Hydraulic control system of monobloc construction for raising and lowering a load with at least two electromagnetic proportional two-way valve elements
01/21/1998CN1170894A Control device
01/20/1998US5709368 Hydraulic control valve for fluid metering and cylinder protection
01/20/1998US5709247 Multiple valve manifold for use with a pressure processing apparatus
01/20/1998US5709245 Optical system for an electrohydraulic valve
01/15/1998WO1998001678A1 Controller for a cylinder working on a single side
01/15/1998WO1998001677A1 Controller for a single-working side differential cylinder
01/15/1998CA2193930A1 Control device
01/14/1998EP0817918A1 Hydraulically operable distributing valve
01/13/1998US5707243 Distributing board for electrical connection
01/13/1998US5706858 Solenoid valve assembly connector fasteners
01/08/1998WO1998000325A1 Seat valve for hydraulic braking systems of motor vehicles
01/08/1998DE19727358A1 Frequency modulated valve control apparatus
01/08/1998DE19626454A1 Valve device to supply pressure to a burner