| Patents for F15B 13 - Details of servomotor systems (18,792) |
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| 10/20/1992 | US5156065 Control lever apparatus and actuator operation apparatus |
| 10/15/1992 | DE4111946A1 Hydraulic control for a simple hydraulic engine - has a spring controlling the pressure limiter housed in a separate cartridge |
| 10/15/1992 | DE4111537A1 Electrohydraulic pilot controlled four way directional hydraulic valve - ensures closed centre operation by spring action combined with spool ends that locate with stop shoulders contacting bushes |
| 10/14/1992 | EP0508271A1 Slow starting valve |
| 10/07/1992 | CN2118193U Open and close procedure adjustable flow liminiting electrical liquid reveral valve |
| 10/07/1992 | CN2118192U Fluid four-way ratio flow valve |
| 10/07/1992 | CN1018565B Stepless frequency-adjusting and cone valve controlled hydraulic shocking device |
| 10/06/1992 | US5152312 Automatic shuttle valve |
| 10/06/1992 | US5152142 Negative load control and energy utilizing system |
| 10/06/1992 | US5152140 Pressure compensating valve spool positioned by difference in pressure receiving areas for load and inlet pressures |
| 10/01/1992 | WO1992016756A1 Proportional mechano-electronic actuator means |
| 10/01/1992 | WO1992016754A1 Hydraulic circuit improved in operability in load sensing system |
| 09/30/1992 | EP0505866A1 Valve with predetermined constant closing force |
| 09/30/1992 | CN2117489U Expansion change valve |
| 09/30/1992 | CN2117488U Multifunctional liquid pressure valve |
| 09/29/1992 | US5150876 Servo valve |
| 09/29/1992 | US5150574 Hydraulic drive system for civil engineering and construction machine |
| 09/23/1992 | EP0505349A2 Hydraulic actuator |
| 09/23/1992 | CN1018379B Combined overflowing and speed-changing valve by hydroelectric proportion |
| 09/23/1992 | CN1018378B Combined decompressing and speed-regulating valve by hydroelectric proportion |
| 09/22/1992 | US5148833 High-speed flow control valve |
| 09/22/1992 | US5148735 Electrohydraulic actuator |
| 09/16/1992 | EP0503266A1 Hydraulic control device |
| 09/15/1992 | US5146747 Valve apparatus and hydraulic circuit system |
| 09/10/1992 | DE4107695A1 Electrohydraulic positioner for branching valve - has pre-control valve slider mechanically coupled to main valve control slider by at least two series connected compression springs |
| 09/09/1992 | EP0502456A2 Fluid controller with load sensing priority flow control capability |
| 09/09/1992 | CN2115422U Hydraulic superhigh pressure three-position four-way valve |
| 09/09/1992 | CN2115421U Electro-hydraulic servo valve with back-oil and back-pressure |
| 09/08/1992 | WO1992015799A1 Negative load control and energy utilizing system |
| 09/08/1992 | US5144983 Position-controlled proportional directional valve |
| 09/08/1992 | CA2077071A1 Negative load control and energy utilizing system |
| 09/02/1992 | EP0500982A1 Test device for applying mechanical loading to a specimen |
| 09/02/1992 | CN2114721U Fault detecting hydraulic controlling valve |
| 09/02/1992 | CN1018082B Directly pressure feed-back anti-pollution electric servo valve |
| 08/26/1992 | EP0500419A1 Proportional valve and control system with a plurality of actuators having each such a valve |
| 08/26/1992 | EP0500162A2 Poppet valve and valve assemblies utilizing same |
| 08/25/1992 | US5140815 Valve apparatus |
| 08/20/1992 | DE4105131A1 Directly controlled directional control valve - has set of control channels in valve sleeve |
| 08/19/1992 | EP0276222B1 Compensated fluid flow control valve |
| 08/18/1992 | US5140320 Electric remote control device including pairs of sliding pushers |
| 08/18/1992 | US5138837 Load independent valve control for a plurality of hydraulic users |
| 08/11/1992 | US5137254 Pressure compensated flow amplifying poppet valve |
| 08/11/1992 | US5136930 Apparatus for supplying pressure oil to hydraulic cylinders employed in working machines |
| 08/06/1992 | WO1992013198A1 Hydraulic circuit having pressure compensation valve |
| 08/04/1992 | US5135030 Electrohydraulic control system |
| 08/04/1992 | US5135027 Three-way solenoid valve and method of fabricating same |
| 08/04/1992 | US5134853 Hydraulic drive system for construction machines |
| 07/31/1992 | CA2035290A1 Check-relief valve for a hydraulic circuit |
| 07/28/1992 | US5133386 Balanced, pressure-flow-compensated, single-stage servovalve |
| 07/28/1992 | CA1305644C Power transmission |
| 07/22/1992 | EP0362409B1 Hydraulic driving unit |
| 07/14/1992 | US5129618 Hydraulic valve |
| 07/14/1992 | US5129425 Valve control system |
| 07/14/1992 | US5129421 Two-position and three-way valve |
| 07/08/1992 | EP0493972A2 Manifold valve |
| 07/07/1992 | US5127313 Pressurized oil supply/discharge circuit and valve device for use in said circuit |
| 07/01/1992 | CN1017276B Fluidic multiplexer |
| 06/30/1992 | US5125323 Pressurized oil supply/discharge circuit and valve device for use in such circuit |
| 06/25/1992 | DE4040915A1 Control valve for hydraulic system of agricultural vehicle - has single working chamber between supply duct and venting duct and with control slider |
| 06/25/1992 | DE4040833A1 Pneumatic supply appts. for vehicle central locking system - has single manifold with selective outputs controlled by processor and powered by electric motor or solenoid |
| 06/24/1992 | EP0491294A1 A counterbalance valve |
| 06/24/1992 | EP0491155A1 Directional valve for hydraulic motor control |
| 06/24/1992 | EP0491050A1 Hydraulic drive system and valve device |
| 06/22/1992 | WO1992011482A1 Optically controlled transducer |
| 06/22/1992 | CA2098576A1 Optically controlled transducer |
| 06/16/1992 | CA1303457C Pilot-operated valve with load pressure feedbacks |
| 06/13/1992 | WO1992010700A1 Control valve |
| 06/13/1992 | CA2097933A1 Control valve |
| 06/11/1992 | WO1992009836A1 Screw-in valve |
| 06/11/1992 | WO1992009809A1 Hydraulic driving system and direction change-over valves |
| 06/10/1992 | CN2106932U Temp-controlling valve |
| 06/10/1992 | CN1061837A Feedback-type inertia controller |
| 06/09/1992 | US5121042 Electro-hydraulic servo mechanism |
| 06/03/1992 | EP0352257B1 Control lever with load force feedback |
| 06/03/1992 | CN2106255U Hydraulic programme control change valve |
| 06/02/1992 | CA1302203C Compensated individual segment flow regulator |
| 05/29/1992 | WO1992007194A3 Control device for hydraulic piston/cylinder unit |
| 05/27/1992 | EP0487341A1 Fluid control and conditioning units |
| 05/27/1992 | EP0487173A1 Control device for fluids, especially for compressed air |
| 05/26/1992 | US5115721 Change-over valve |
| 05/26/1992 | US5115640 Fluid controller and logic control system for use therewith |
| 05/20/1992 | EP0485519A1 Pilot control circuit for load sensing hydraulic systems |
| 05/19/1992 | US5113894 Counterbalance valve |
| 05/07/1992 | DE4034667A1 Connecting block system for hydraulic circuit assembly - has two common passages for flow of pressurised and return oil through stack of blocks |
| 05/06/1992 | EP0483585A1 Adjustable proportional throttle valve with feedback |
| 05/06/1992 | EP0483430A1 Solenoid Valve |
| 05/06/1992 | EP0483374A1 Control valve provided with pressure compensated valve |
| 05/06/1992 | EP0340235B1 Distributor for hydraulic cylinders |
| 05/06/1992 | CN1060896A High-precision feedback branching valve |
| 04/30/1992 | WO1992007194A2 Control device for hydraulic piston/cylinder unit |
| 04/30/1992 | WO1992007193A1 Modularly assemblable compressed air preparation system for a pneumatic mechanism |
| 04/28/1992 | CA1299464C Valve base with integral flow controls |
| 04/23/1992 | DE4033301A1 Hydraulic relief valve - has stepped plunger element for damping purposes |
| 04/23/1992 | DE4032420A1 Hydraulic safety valve - incorporates servo slide valve with dynamic pressure compensation |
| 04/22/1992 | EP0318505B1 Solenoid actuated pneumatic valve |
| 04/22/1992 | CN2102401U Hydraulic lock |
| 04/16/1992 | DE4032515A1 Modular zusammensetzbares druckluftaufbereitungssystem fuer eine pneumatik Modular assembleable compressed air treatment system for a pneumatic |
| 04/16/1992 | DE4032078A1 Steuervorrichtung fuer einen hydraulischen arbeitszylinder Control device for a hydraulic cylinders |
| 04/14/1992 | US5103866 Poppet valve and valve assemblies utilizing same |
| 04/09/1992 | DE4031458A1 Displacement measurement and remote control device - contains servo valve actuator for hydraulic drive unit with belt driven valve spool |