Patents
Sitemap › F16 - Engineering elements or units; General measures for producing and maintaining effective functioning of machines or installations; Thermal insulation in general › F16K - Valves; Taps; Cocks; Actuating-floats; Devices for venting or aerating › F16K 31 - Operating means; Releasing devices
Patents for F16K 31 - Operating means; Releasing devices (69,292)
11/1989
11/30/1989WO1989011446A1 Device for automatically controlling the flow of liquid into a tank
11/30/1989WO1989010510A3 Pulsed hydraulic valve
11/30/1989DE3821813C1 Thermostatic valve, especially for heating systems
11/30/1989DE3817952A1 Cooling water regulator for internal combustion engines
11/30/1989DE3817110A1 Method for the electric control of a hydraulic proportional valve
11/30/1989DE3817034A1 Single-lever control block for pressure vessels for the selective opening of a gas inlet and a gas outlet
11/29/1989EP0343288A1 Stop valve and control/mixing system for fluids
11/29/1989CN2048545U Multi-funcitonal safety gas valve
11/29/1989CN2048543U Tiltable level self-locking valve
11/29/1989CN2048540U Pressure-reducing anti-splash water saving tap
11/29/1989CN2048539U Pipe valve solenoid valve
11/28/1989US4883254 Flush valve handle assembly
11/28/1989US4883225 Fail-safe thermostat for vehicular cooling systems
11/28/1989US4883025 Potential-magnetic energy driven valve mechanism
11/23/1989EP0343020A1 Automatically opening valve and aircraft equipped with such a valve
11/23/1989EP0342709A1 Sanitary mixing valve using thermostatic control
11/23/1989EP0342410A2 Safety valve
11/23/1989EP0342409A2 Safety valve
11/23/1989DE3815901A1 Operating lever for a single-handed lever-operated mixer
11/23/1989DE3815248A1 Solenoid for a solenoid valve
11/22/1989CN2048257U Disc-type power-driven device of valve
11/22/1989CN2048154U Self-closing valve of running water
11/22/1989CN2048147U Aerodynamic v-type regulating notched ball valve
11/22/1989CN2048146U Gate valve of pulp
11/22/1989CN2048145U Self-closing valve
11/22/1989CN2048143U Automatic air evacuation valve for wing-type heating radiator
11/22/1989CN1037381A Magneto-valve for fluid conduit
11/21/1989US4882558 Solenoid assembly
11/21/1989US4881571 Modulating pressure operated pilot relief valve
11/21/1989US4881420 Power actuator with lost motion arrester
11/15/1989EP0341592A1 Electromagnetically-operated rotary servovalve
11/14/1989US4880206 Magnetic valve
11/14/1989US4880205 Hung diaphragm solenoid valve
11/14/1989US4880033 Poppet valve
11/14/1989US4880029 Drain valve
11/14/1989CA1262867A1 Pneumatic amplifier with negative feedback for current to pressure transducer
11/09/1989DE3814519A1 Temperaturabhaengiges ventil Temperaturabhaengiges valve
11/08/1989EP0341031A2 Valve actuator
11/08/1989EP0340625A1 Magnetic valve
11/08/1989EP0340478A1 Pneumatic valve for the regulation of pneumatic currents
11/08/1989CN2047329U Applicable actuator for under-well butterfly valve
11/08/1989CN2047328U Pressure-reducing valve with timing control device
11/08/1989CN2047326U Electrical contact turning type four-position four-way solenoid valve
11/08/1989CN2047325U Differential pressure type water level control valve
11/07/1989US4878650 Electro)mechanical fuel injector
11/07/1989US4878648 Insert valve
11/07/1989US4878647 Pneumatic impulse valve and separation system
11/07/1989US4878512 Valve mechanism
11/02/1989WO1989010511A1 Magnetic valve with permanent magnet closing force
11/02/1989WO1989010510A2 Pulsed hydraulic valve
11/02/1989WO1989010478A1 Armature with shear stress damper
11/02/1989EP0340111A2 Triggered differential valve for a pressurized-fluid circuit
11/02/1989EP0339837A2 Electromagnetic valve
11/02/1989EP0339370A2 Fluid pressure regulator
11/02/1989EP0339339A2 Modulated electrically operated refrigerant valve
11/02/1989EP0339168A1 Mechanism for the filling and emptying of the water tank of water closets
11/02/1989EP0339103A1 Operating device for a pneumatic change-over valve
11/02/1989DE3812233A1 Water valve
11/01/1989CN2046968U Temp.-controlling proportional-regulating air valve
11/01/1989CN2046967U Water-position self-controlling tap
11/01/1989CN2046959U Rapid cut-off safety gas valve
11/01/1989CN2046958U Hydraulic-control delayed on-off non-return valve
11/01/1989CN2046955U Combined valve
11/01/1989CN2046954U Self-closed hydro valve when water cutting-off
11/01/1989CN2046951U Automatic / manual water tap
11/01/1989CN1036820A Solenoid operated valve with balancing means
11/01/1989CN1036819A Digital valve
10/1989
10/31/1989US4877218 Drain valve device
10/31/1989US4877059 Valve
10/31/1989US4877058 Spool valve
10/31/1989US4877056 Digital valve
10/31/1989US4877050 Valve handle
10/31/1989US4877047 Control mechanism for controlling the water supply in an irrigation system and similar, operating by means of pressure pulses
10/31/1989US4877046 Closing and injection valve especially for hot gas defrosting in freezing and cooling installations
10/31/1989US4876766 Decorative faucet handle mounting apparatus
10/25/1989CN2046576U Piston valve controlled by efflux
10/25/1989CN2046573U Multi-purpose auto-running water tap
10/25/1989CN2046570U High-pressure stop valve
10/25/1989CN1036628A Valve actuator differential worm planetary gear drive
10/25/1989CN1036626A Droop compensated direct acting pressure regulator
10/25/1989CN1036501A Postmix juice dispensing system
10/24/1989US4875742 Solenoid operated hydraulic control valve
10/24/1989US4875504 Recreational vehicle gate valve actuator
10/24/1989US4875501 Electromagnetic proportional control valve apparatus
10/24/1989US4875499 Proportional solenoid valve
10/24/1989US4875404 Compact fluid powered actuator
10/19/1989WO1989009903A1 A valve
10/19/1989DE3811438A1 Ventil Valve
10/19/1989DE3811358A1 Self-closing valve
10/19/1989DE3808499A1 Plate lift valve for a fluid medium
10/18/1989CN2046167U Self-closed magnetic controlling tap
10/18/1989CN2046165U Automatic interlock hydraulic controlling valve
10/18/1989CN2046164U Press rotary valve
10/17/1989US4874012 Magnetic operator flow device
10/17/1989US4873948 Pneumatic actuator with solenoid operated control valves
10/17/1989US4873836 Flow noise suppression for electronic valves
10/17/1989US4873830 Electrically controlled plumbing fixture of a hot and cold water dispenser
10/12/1989DE3838410A1 Shut-off valve for vacuum pumps
10/11/1989EP0336226A1 Solenoid valve assembly
10/11/1989CN2045807U Remote-adjusting device for valve
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