Patents for F15B 11 - Servomotor systems without provision for follow-up action (16,384)
12/1997
12/17/1997EP0812964A1 Hydraulic actuator operation controller
12/17/1997CN1036730C Apparatus for controlling of hydraulic sliding valves
12/10/1997EP0811513A2 Actuator drive system and suspension apparatus
12/10/1997CN1167217A Engine/pump controller for loading-machine
12/10/1997CN1036675C Pneumatic cylinder with cushion mechanism
12/04/1997WO1997045659A1 Backpressure control circuit for hydraulic drive device
12/04/1997DE19621907A1 Hydraulic drive system for controlling several power units, especially of injection moulding machine
12/03/1997EP0810396A2 Fluid-flow control valve
12/03/1997EP0809737A1 Electrohydraulic proportional control valve assemblies
12/03/1997CN1166870A Counter-balance valve
12/03/1997CN1166866A Tractive force control apparatus and method of building machinery
12/03/1997CN1166559A Feedback device of heavy-duty equipment
12/02/1997US5692427 Flow reinforcement directional control valve for a hydraulic circuit
11/1997
11/27/1997WO1997044536A1 Rotary mechanism control system with bilateral braking
11/27/1997WO1997044535A1 Rotary mechanism control with power supply
11/26/1997EP0727977B1 Hydraulic system for the hydraulic operation of an ambulance lifting platform
11/26/1997EP0663046B1 Hydraulic system with pump and load
11/26/1997CN1166192A Control device for construction machine
11/26/1997CN1165930A Heavy equipment control valve with variable feedback
11/26/1997CN1165927A Three-position actuator piston assembly and actuator system utilizing same
11/25/1997US5691894 Cylinder positioning control apparatus
11/19/1997CN1165550A Hydraulic system
11/19/1997CN1165548A Device for controlling the rotation speed of an engine for a hydraulic working machine
11/19/1997CN1165502A Solenoid valve with a hinged structure
11/19/1997CN1164954A Hydraulic oscillator
11/12/1997EP0806573A2 Fluid control device
11/12/1997EP0805771A1 Device for selecting one or more rotationally symmetrical containers from a stream of rotationally symmetrical containers conveyed under pressure from behind, and cylinder with controlled plunger
11/12/1997CN2267342Y Integral and oil loop type hydraulic station
11/12/1997CN2267341Y Integral hydraulic press
11/11/1997US5685337 Solenoid valve with a hinged structure
11/11/1997US5685141 Lock for nozzle control in the event of hydraulic failure
11/10/1997CA2204939A1 Fluid control device
11/06/1997WO1997041357A1 Pneumatic cylinder, in particular for actuating fume extraction valves in fume and heat extraction plants
11/05/1997EP0805278A1 Pneumatic actuating device
11/05/1997EP0804685A2 Hydraulically operated actuator
11/04/1997US5683071 Pilot hydraulic system controller apparatus
11/04/1997US5682980 Active suspension system
11/04/1997US5682955 Blade control system for an earthmoving blade
11/04/1997US5682807 Convertible roof opening/closing system for an automotive vehicle
11/04/1997US5682744 Directional control valve in a full hydraulic type steering control system
11/03/1997CA2204077A1 A pneumatic actuator device
10/1997
10/30/1997DE19710949A1 Hydraulic ram with hollow and auxiliary pistons
10/30/1997DE19617058A1 Druckluftzylinder zur Betätigung von Rauchabzugsklappen in Rauch- und Wärmeabzugsanlagen Air cylinder for operating smoke extraction dampers in smoke and heat extraction systems
10/29/1997EP0803651A1 Fluid-controlled actuator assembly
10/29/1997EP0803630A2 Hydraulic operating device
10/28/1997US5680761 For driving a hydraulic pump
10/28/1997US5680760 For a construction machine
10/28/1997US5680759 Straight travelling apparatus for heavy construction equipment
10/23/1997DE19617108A1 Regulated pressure medium control for automatic adhesive bonding system in automobile industry
10/23/1997DE19615593A1 Control for hydraulic drive
10/22/1997EP0802106A1 Flow rate controller in power steering apparatus
10/22/1997EP0771396A4 Actuator
10/22/1997EP0608415B1 Hydraulic circuit having pressure compensation valve
10/21/1997US5678470 Tilt priority scheme for a control system
10/21/1997CA2081567C Electromagnetically powered engine apparatus and method
10/15/1997EP0801231A1 Control system with induced load isolation and relief
10/15/1997CN1162348A Directional control valve
10/15/1997CN1162037A Hydraulic driving device for building machinery
10/09/1997WO1997037139A1 Pneumatic unlocking and closing apparatus
10/09/1997WO1997037138A1 Machine tool operating method
10/08/1997EP0800004A1 Machine tool and method of its controlling
10/08/1997EP0799803A2 Pneumatic mechanism
10/08/1997EP0799384A1 Hydraulic control system of monobloc construction for raising and lowering a load with at least two electromagnetic proportional two-way valve elements
10/08/1997CN1161394A Oil pressure control system for oil pressure working machine
10/07/1997US5673605 Motor cavitation prevention device for hydraulic systems
10/07/1997US5673557 Displacement control system for variable displacement type hydraulic pump
10/07/1997CA2130349C Electromagnetically-powered hydraulic engine apparatus and method
10/01/1997EP0798470A1 Electro-hydraulic control system
10/01/1997EP0797738A1 Hydraulic pressure booster
10/01/1997EP0797727A1 Hydraulic system for a motor vehicle
10/01/1997CN1160823A Flow confluence apparatus for heavy equipment
09/1997
09/25/1997WO1997035115A1 Control valve for prime mover speed control in hydraulic systems
09/25/1997WO1997035114A1 Hydropneumatic machine tool
09/24/1997EP0797010A2 Hydraulic oil power unit
09/24/1997EP0796952A1 Control system for construction machine
09/24/1997CN1160428A Hydraulic circuit for boom cylinder of hydraulic shovel
09/23/1997US5669422 Slow start valve
09/23/1997US5669282 Hydraulic circuit for actuating materials handling machine
09/18/1997WO1997034104A1 Swivelling device
09/18/1997WO1997033723A1 Compressed-air-operated percussion mechanism
09/18/1997DE3690051C1 Proportional valve assembly with adjustable throttle
09/18/1997DE19610181A1 Hydraulic control device for operating hydraulic loads, such as working cylinder or hydraulic motor
09/18/1997DE19610180A1 Hydraulic control device for independent operating of at least two loads, such as tilt and lift cylinders
09/18/1997CA2249740A1 Swivelling device
09/17/1997EP0795690A1 Hydraulic driving device
09/17/1997CN1159849A Pressure compensating valve
09/16/1997US5668328 Method and apparatus for hydraulically tightening threaded fasteners
09/16/1997US5666809 Hydraulic circuit
09/16/1997US5666808 Operating valve assembly with pressure compensation valve
09/12/1997WO1997033109A1 Check valve
09/12/1997WO1997033093A1 Single acting pneumatic piston-cylinder unit
09/12/1997CA2247975A1 Single acting pneumatic piston-cylinder unit
09/11/1997DE19608758A1 Multifunction control valve for hydraulic lifting gear
09/10/1997CN2262132Y Adjustable pressure limited remote controlled unloading pump
09/09/1997US5665919 High frequency vibration test fixture with hydraulic servo valve and piston actuator
09/09/1997US5664417 Control valve for prime mover speed control in hydraulic systems
09/04/1997WO1997032136A1 Load-holding brake valve
09/04/1997WO1997032135A1 Control device for hydraulic drive machine
09/03/1997EP0793084A2 A communication control apparatus for controlling comunication between a group of electronic units in vehicles
09/03/1997EP0793023A1 Hydraulic system