| Patents for F15B 13 - Details of servomotor systems (18,792) |
|---|
| 06/01/1993 | US5214997 Control circuit for a double-acting hydraulic jack and slide distributor for such a circuit |
| 05/25/1993 | US5212950 Hydraulic circuit with pilot pressure controlled bypass |
| 05/18/1993 | US5211196 Proportional seat-type 4-way valve |
| 05/13/1993 | WO1993009350A1 Pressure compensated flow amplifying poppet valve |
| 05/13/1993 | DE4137868A1 multi way slide valve with air channels - has in area of only one housing end first and second spring plates on slide ledge with intermediary pressure spring |
| 05/13/1993 | DE4136991A1 Hydraulic path control valve - comprises assembly with integrated flow regulating valve and check valve, flow regulating valve limiting pressure medium flow to hydromotor |
| 05/12/1993 | EP0541336A1 Hydraulic control system |
| 05/12/1993 | EP0541307A1 Valve |
| 05/12/1993 | EP0540998A1 Multiport valve with connecting block |
| 05/12/1993 | CN1020646C Overflow pump |
| 05/11/1993 | US5209263 Pilot valve assembly |
| 05/11/1993 | US5209261 Slide valve |
| 05/05/1993 | CA2082039A1 Hydraulic control system |
| 05/04/1993 | US5207059 Hydraulic control system having poppet and spool type valves |
| 04/29/1993 | WO1993008381A1 Linear fluid power actuator assembly |
| 04/29/1993 | CA2122149A1 Linear fluid power actuator assembly |
| 04/28/1993 | CN2130950Y 自动控制阀 Automatic control valves |
| 04/21/1993 | CN2130217Y Liquid controlled single-single way throttle composite valve |
| 04/20/1993 | US5203678 Valve apparatus and hydraulic drive system |
| 04/15/1993 | WO1993007394A1 Brake valve |
| 04/14/1993 | EP0536734A1 One or multi-stage fluid control unit and its operating method |
| 04/14/1993 | EP0536398A1 Hydraulic system |
| 04/13/1993 | US5201899 Control system for dental handpieces |
| 04/13/1993 | US5201176 Hydraulic control circuit and hydraulic control apparatus therefor |
| 04/06/1993 | CA1315645C Valve base with integral flow control valves and common exhaust passage |
| 04/01/1993 | DE4131384A1 Simplified assembly for solenoid powered hydraulic valve - has valve cylinder held into bore on mounting frame and secured by crimping flange edge into groove around cylinder. |
| 03/30/1993 | US5197709 Electromagnetic directional control valve |
| 03/30/1993 | US5197516 Hydraulic servo valve with controlled disengagement feature |
| 03/28/1993 | CA2052418A1 Pressure responsive pilot control valve |
| 03/25/1993 | DE4230183A1 Hydromotor controller for crane - has safety valve in vent line responding to excessive pressure loading |
| 03/24/1993 | EP0532502A1 Negative load control and energy utilizing system. |
| 03/24/1993 | CN2128676Y Servo control valve |
| 03/18/1993 | WO1993005326A1 Fluid pressure machine |
| 03/18/1993 | WO1993005303A1 Pressure compensated flow amplifying poppet valve |
| 03/18/1993 | WO1993005301A1 Valve device |
| 03/18/1993 | WO1993005296A1 Fluid pressure apparatus |
| 03/17/1993 | EP0531304A1 Piston-cylinder control device |
| 03/11/1993 | DE4230185A1 Directional control slide valve for hydraulic control system - has bridging channel, formed by open overlapping recesses in slide pistons, close to working channel. |
| 03/10/1993 | CN2127963Y Single direction stroke speed adjusting valve |
| 03/09/1993 | US5191826 For an oscillating load moving system |
| 03/03/1993 | CN1069553A Multifunctional step-type electro-hydraulic follow-up servo valve |
| 02/25/1993 | DE4127578A1 EM valve esp. for vehicular air brake system - has portion of armature turned away from seating and exempt from air pressure in closed position |
| 02/24/1993 | EP0528103A1 Electrohydraulic actuator |
| 02/24/1993 | EP0351402B1 Load responsive control system adapted to use of negative load pressure in operation of system controls |
| 02/24/1993 | CN2127441Y Prestressing tension hydraulic control valve |
| 02/23/1993 | US5188147 Pressure compensating type hydraulic valve |
| 02/17/1993 | EP0527393A1 Solenoid valve apparatus |
| 02/16/1993 | US5186213 29 |
| 02/16/1993 | US5186000 Hydraulic drive system for construction machines |
| 02/10/1993 | CN2126882Y Safety unloading valve |
| 02/09/1993 | US5184648 Solenoid-operated valve for mounting in seriatim having automatic wireway device |
| 02/09/1993 | US5184647 Valve battery for gaseous fluids |
| 02/09/1993 | US5184646 Pilot valve |
| 02/09/1993 | US5184644 Solenoid operated pressure regulating valve |
| 02/04/1993 | WO1993002292A1 Hydraulic non-return valve block |
| 02/02/1993 | US5183071 Counterbalance valve |
| 01/26/1993 | US5181692 Valve assembly for pressure fluids |
| 01/21/1993 | DE4123718A1 Hydraulisches sperrventil Hydraulic-off valve |
| 01/20/1993 | EP0523114A1 Electric connecting device for pilot valves in a valve array. |
| 01/19/1993 | US5180318 Fluidic connector strip with base plate modules and a solenoid valve for each module |
| 01/19/1993 | US5179888 Split clamp linear solenoid valve positioner |
| 01/19/1993 | US5179887 Captive cylinder linear solenoid valve positioner |
| 01/14/1993 | DE4122317A1 Hydraulic flow distribution valve - has free switching piston acting as pressure balance and throttle for metering fluid |
| 01/13/1993 | EP0224478B1 Load sensing circuit of load responsive direction control valve |
| 01/12/1993 | US5179330 Control circuit for an electrically controlled servo device |
| 01/12/1993 | US5178358 Adjustable proportional throttle-valve with feedback |
| 01/12/1993 | US5178191 Modular pneumatic control systems |
| 01/12/1993 | US5178190 Microvalve |
| 01/12/1993 | CA1312526C Fluid feeding device for a hydraulic, pneumatic or hydropneumatic facility |
| 01/07/1993 | EP0337991B1 Load sensing circuit of load responsive direction control valve |
| 01/07/1993 | EP0297106B1 Load sensing circuit and electrohydraulic control for load compensated directional control valve |
| 01/07/1993 | DE4220656A1 Hydraulische schaltung Hydraulic circuit |
| 01/07/1993 | DE4120972A1 Directional control valve for gear pump - which has by=pass channel in valve piston allowing valve stroke to be used independently |
| 01/05/1993 | US5176358 Microstructure gas valve control |
| 12/29/1992 | US5174189 Fluid control apparatus |
| 12/23/1992 | CN2125753U Slow pressure decreasing controller |
| 12/17/1992 | DE4119297A1 Combined function control valve for constant displacement pump circuit - has pressure balancing spool for motor load control sliding inside low pressure relief spool for idle running |
| 12/16/1992 | CN2125040U Double-action fast liquid release valve |
| 12/15/1992 | US5170692 Hydraulic control system |
| 12/10/1992 | WO1992021884A1 Hydraulic circuit board |
| 12/10/1992 | DE4218894A1 Pilot controlled solenoid valve - has main plunger piston extension with control edges on flanges enclosed by sleeve |
| 12/09/1992 | EP0516864A1 Hydraulic driving system and direction change-over valves |
| 12/08/1992 | US5168622 Device for holding and/or automatic assembly of parts, having tool-carrying arms mounted on a support unit |
| 11/25/1992 | EP0514846A2 Improved fluid controller and logic control system for use therewith |
| 11/25/1992 | CN2122960U Pressure-limit distributing valve for trailers |
| 11/25/1992 | CN2122959U Stepless self-regulating speed booster deceleration valve |
| 11/24/1992 | US5165448 Two-stage servovalve with compensatoin circuit to accommodate "dead zone" du |
| 11/24/1992 | US5165320 Fluid-controlled servo-arrangement |
| 11/19/1992 | EP0513528A2 Pressure maintaining valve |
| 11/19/1992 | DE4115594A1 Proportional-druckregelventil Proportional pressure valve |
| 11/17/1992 | US5163478 Spool valve having improved sealing characteristics |
| 11/11/1992 | EP0512763A1 Pneumatic multiplexer |
| 11/11/1992 | CN1019040B Multi-port self-regulating proportional pressure control valve |
| 11/10/1992 | US5161575 Direction selector valve having load-sensing function |
| 11/10/1992 | US5161373 Hydraulic control valve system |
| 11/04/1992 | EP0511386A1 Device for changing over flow rate for attachment |
| 11/03/1992 | US5159872 Valve units for use in hydraulic control systems of mining equipment |
| 10/28/1992 | CN1065709A Multi-function floating proportional pressure controlling valve |
| 10/28/1992 | CN1065708A Low controlling-pressure sequence fluid one way valve |
| 10/20/1992 | US5156189 High flow control valve |