Patents for F15B 13 - Details of servomotor systems (18,792)
03/2000
03/28/2000US6041816 Terminal box for manifold-mounted solenoid-operated valve
03/28/2000US6041807 Flow control device of power steering apparatus
03/23/2000DE19942664A1 Pressure adjustment reservoir for motor vehicle anti lock braking system has peg pushing ball valve body with point upwards to open valve hole for low quantity of fluid in reservoir chamber
03/23/2000DE19854142C1 Multiple linear drives operating independently of each other contain fluid and electrical drives allowing different types of linear drives to be created based on a large number of identical components.
03/23/2000DE19841056A1 Impulsgesteuertes pneumatisches 4/2-Wegeventil Pulse-controlled pneumatic 4/2-way valve
03/22/2000EP0987444A2 Proportional priority flow regulator with reverse flow control
03/22/2000CN1050653C Pilot operated change-over valve
03/22/2000CN1050573C Driving device
03/21/2000US6039077 Electrohydraulic control valve arrangement
03/21/2000US6038957 Control valves
03/16/2000WO2000014414A1 Pulse-actuated pneumatic 4/2 directional valve
03/16/2000DE19840597A1 Ventilanordnung mit mindestens einer aus mehreren elektrisch betätigbaren Ventilen bestehenden Ventileinheit Valve arrangement having at least one consisting of a plurality of electrically operable valves valve unit
03/15/2000CN2369023Y Self controlling multi-channel switch valve
03/14/2000US6035893 Shutoff-opening devices and fluid control apparatus comprising such devices
03/09/2000DE19837558A1 Ventilschieber Valve slide
03/08/2000EP0984170A2 Fluid pressure cylinder, switch valve and pressure actuated work unit
03/08/2000EP0984168A2 Valve arrangement with at least one valve unit consisting of several electrically-actuated valves
03/08/2000EP0983442A1 Manually operated emergency control actuation device
03/08/2000CN2367816Y Hydraulic operation valve for drilling machine
03/08/2000CN1050176C 电磁阀控制装置 Solenoid valve control apparatus
03/02/2000WO2000011385A1 Valve slide
03/02/2000DE19840703A1 Valve unit consisting of several solenoid valves arrangeable successively in row for pressure medium supply of at least one working connection
03/01/2000CN1049947C Controlling system controlled by flow for hydraulic rock drill
02/2000
02/29/2000US6029789 Actuating device for actuation, especially pneumatic actuation, of a friction clutch
02/29/2000US6029703 Pressure solenoid control valve with flux shunt
02/24/2000WO2000009855A1 Hydraulic well control system
02/24/2000WO2000009279A1 Device for hydraulically adjusting the rollers of strand guiding segments of a continuous casting installation
02/22/2000US6027095 Pipe breakage safety valve
02/22/2000US6026859 Fluid pressure reduction device with linear flow characteristic
02/22/2000US6026856 Three-port solenoid valve using a valve body for a five-port solenoid valve
02/22/2000CA2165502C Solenoid valve control system
02/17/2000WO2000008341A1 Flow dividing valve
02/17/2000WO2000008340A1 Unitary coil and valve assembly
02/17/2000WO1999063250A3 Control device for a safety valve
02/17/2000DE19930110A1 Solenoid valve has pilot opening designed on seat bush located in main piston in whose inner bore transmission member is guided
02/17/2000DE19836843A1 Apparatus for hydraulic setting of the rolls of billet guide segments of a continuous casting installation comprises switching valves connecting the hydraulic cylinder units to pressure sources and sinks
02/17/2000DE19836564A1 Valve structure for a hydraulic system has a second control edge at the pressure scales piston to reduce the effect of the flow forces
02/17/2000DE19836042A1 Hydraulic valve which can be operated as electrically controllable proportional valve has electric motor designed as digitally controllable motor, e.g. stepping motor and azimuthal position of rotor combined with control impulses
02/16/2000CN2364259Y Three-position four-way hand change-over valve
02/15/2000US6024200 N-R control valve of a hydraulic control system for automatic transmissions
02/15/2000CA2161636C Power sensing regenerator
02/10/2000DE19932948A1 Controlled suspension circuit suited for use with flow medium circuit and source of flow medium under pressure connected by pilot-operated direction control valve to operating device
02/10/2000DE19835015A1 Hydrostatic drive system has control valve device operated electrically and actual movement speed transmitter of load is provided, both communicating with electronic control device
02/10/2000DE19834786A1 Electromagnetic displacement seat valve has A-union communicating with sealing element via surface of push rod when second valve seat is closed and first one open
02/09/2000CN1244236A Device for holding in position the rod of a pressure cylinder
02/08/2000US6021997 Proportional power control valve
02/08/2000US6021996 Electromagnetically operable proportional pressure control valve
02/08/2000US6021876 Electrical proportional pressure control valve
02/08/2000US6021813 Electromagnetically actuated directional valve
02/03/2000WO2000005520A1 Valve device for hydraulic engine for driving a large flywheel mass
02/03/2000DE19935101A1 Fluid distributor device especially for hydraulic remote control system
02/03/2000DE19935098A1 Fluid distributor device for hydraulic remote control system
02/03/2000DE19934740A1 Elektromagnetisches Ventil für eine Fahrzeugvorrichtung An electromagnetic valve for a vehicle device
02/01/2000CA2179805C Hydraulic drive and control system
01/2000
01/27/2000WO2000004273A1 Multi-line back pressure control system
01/27/2000DE4236846C2 Geregelter elektrohydraulischer Stellantrieb für Hubventile, insbesondere Dampfventile von Dampfturbinen Controlled electro-hydraulic actuator for globe valves, especially steam valves of steam turbines
01/27/2000DE19826642A1 Wartungsvorrichtung für Druckluftanlagen Maintenance device for compressed air systems
01/26/2000EP0974778A2 Bi-directional flow control valve
01/26/2000CN2360661Y Liquid flow reversing appts.
01/26/2000CN1242486A Pressure control valve for solenoid valve aggregate and solenoid valve assembly provided with the same
01/25/2000US6017249 Wire connection apparatus for solenoid-operated valves
01/25/2000US6017015 Magnetically operated drain valve of an electrohydraulic lifting module
01/20/2000WO2000003170A1 Modular mounting apparatus for fluid control components
01/20/2000DE19831595A1 Hydraulic switch to control consumer by non-load-dependent flow distribution, with control device supplying extra load in closing direction when limit of regulating piston of pressure meter is exceeded
01/19/2000EP0972948A2 Pressure control valve for solenoid valve aggregate and solenoid valve assembly provided with the same
01/19/2000EP0866959B1 Multiple valve manifold for use with a pressure processing apparatus
01/19/2000CN2359512Y Integrated bottom valve of composition valve
01/18/2000US6014862 Emulator damping mechanism
01/13/2000WO2000001953A1 Fast working hydraulic valve
01/13/2000DE19839192A1 Pneumatic stroke valve with simple disassembly
01/13/2000DE19829530A1 Hydraulic valve block for vehicle, has similar valves bolted together and with common connecting ducts formed by matching holes in sides of mating flanges of separate valves
01/13/2000DE19818336C1 Electric-pneumatic converter for regulator wit minimal electric power consumption
01/12/2000EP0970310A1 Spool valve
01/12/2000CN2358260Y Pneumatic distributing valve
01/12/2000CN1240894A Hand supply and discharge change valve for fluid press machine
01/11/2000US6012490 Pressure controlling valve to be attached to a base-mounted change valve
01/05/2000EP0969232A1 Manually operated changeover valve
01/05/2000EP0969212A2 Back pressure check valve
01/05/2000EP0968372A1 Plate-type mounting base
01/05/2000EP0787084B1 Hydraulic control unit
01/04/2000CA2263804C Hydraulic drive and control system
12/1999
12/30/1999DE19832306A1 Operating device for control rod displaced between 2 switch positions e.g. for piston/cylinder valve device.
12/29/1999EP0967398A1 Pressure compensating valves
12/29/1999EP0966628A1 Directional-control valve
12/29/1999CN1239758A Priority flow divider
12/28/1999US6006783 Magnetically actuatable valve
12/28/1999US6006603 Compressed air maintenance device
12/23/1999WO1999066213A1 Device for the maintenance of compressed-air systems
12/23/1999WO1999066212A2 Regulating device for hydraulic working tools
12/23/1999WO1999065815A1 Duplicate layout of control lever sets of a distributor of hydraulic equipment for trucks, particularly hydraulic cranes
12/23/1999DE19827090A1 Hydraulic valve which is easier to produce
12/23/1999DE19826862A1 Electromagnetic valve with two outputs and a double lift magnet, pump and hydraulic fluid storage space
12/22/1999EP0965763A1 Hydraulic control device
12/22/1999EP0965001A2 Control system for a limited stall load actuator
12/22/1999EP0965000A1 Hydraulic unit
12/22/1999CN2355158Y Unitary hydraulic multi-channel change valve
12/22/1999CN2355157Y Three position multi-channel electrically controlling slide change valve
12/15/1999EP0964163A2 Valve for hydraulic power units
12/15/1999EP0963518A1 Pilot stop valve
12/15/1999EP0963264A1 Process for manufacturing the housing block for a hydraulic aggregate