Patents
Patents for F16K 37 - Special means in or on valves or other cut-off apparatus for indicating or recording operation thereof, or for enabling an alarm to be given (8,203)
12/1996
12/03/1996US5579800 Rotary valve position indicator and method
12/03/1996US5579659 Method for testing a spring pack of a motor operated valve
11/1996
11/27/1996CN1033405C Improved seal system, particularly suitable for process valves
11/26/1996US5578772 Method and fixture for holding threaded valve assemblies for testing
11/21/1996DE19518304A1 Safety valve device for heating systems and other industrial applications esp. involving flow of steam
11/14/1996DE19523108C1 Electrohydraulic braking system for road vehicle
11/13/1996EP0742398A1 Valve with a diaphragm seal
11/13/1996CN2240087Y Pedal sealed flushing valve with hydraulic automatic sterilizer
11/07/1996WO1996035066A1 Electromagnetic valve, preferably vacuum valve
10/1996
10/30/1996EP0740097A1 Angular position indicator for remotely displaying the positions of valve elements, actuators and the like
10/22/1996US5566711 Combined control and regulating valve for liquids or gases
10/16/1996EP0737831A1 Bearing casing for a valve
10/15/1996US5564470 Valve assembly
10/03/1996WO1996030684A1 Process for monitoring and operating valve units, in particular motor-driven valve units
10/02/1996DE19512238A1 Verfahren zur Überwachung und zum Betrieb von insbesondere motorgetriebenen Armaturen Procedures for monitoring and operation of particular motor driven valves
10/01/1996US5560392 For a device for measuring physical properties of a fluid in a pipe line
09/1996
09/19/1996WO1996028677A1 Overpressure protector
09/18/1996CN2235617Y Steam thermal insulation five valve group
09/12/1996WO1996027781A1 Method and apparatus for measuring axial and torsional loads on a valve stem
09/12/1996CA2214758A1 Method and apparatus for measuring axial and torsional loads on a valve stem
09/11/1996CN1130738A Setting-display device in hydraulically operated fittings
09/10/1996CA2086593C Measuring and regulating valve
09/03/1996US5551477 Diaphragm-type flow control valve and manual control valve apparatus
08/1996
08/27/1996US5548997 Apparatus for applying a known axial force to a valve stem
08/27/1996US5548951 System for controlling combustion in a gas combustion-type turbine
08/23/1996CA2147340A1 Angular position indicator for remotely displaying the positions of valve elements, actuators and the like
08/20/1996US5546817 Stem torque sensor
08/07/1996CN2232522Y Signal butterfly bamper
08/06/1996US5542449 Single-outlet hot/cold water faucet with a water temperature display device
07/1996
07/24/1996EP0723137A1 Two wire position sense and control of modulating gas valve or other electromechanical actuators
07/24/1996EP0722394A1 Control device for a motor vehicle
07/24/1996CN2231746Y Concealed rod flat gate valve for pipeline
07/23/1996US5538037 Device to indicate operating state of a linear actuation valve
07/23/1996US5538036 Control system for a pneumatic valve actuator
07/18/1996CA2167431A1 Two wire position sense and control of modulating gas valve or other electromechanical actuators
07/16/1996US5535779 Water outlet control device
07/16/1996US5535698 Angular position indicator for remotely displaying the positions of value elements, actuators and the like
07/11/1996WO1996015401A3 Method and apparatus for monitoring of spring pack displacement of a motor-operated valve
07/10/1996CN2230860Y Gas valve indicator
07/09/1996US5533410 Motor power measuring cell for motor operated valves
07/04/1996DE4446860A1 Control valve used in power generation plants
07/03/1996CN2230386Y Single-gun-type temp.-indicating device for water tap
06/1996
06/26/1996EP0718737A2 Method and device for determining the spring tension of a locking spring during opening of a valve, especially fuel injection valve
06/13/1996DE4442744A1 Valve for installation as insert, esp. in radiators
06/11/1996US5524485 Torque/position transducer
06/11/1996US5524484 Solenoid operated valve diagnostic system
06/04/1996US5523682 Method for determining position of an internal, movable conductive element
05/1996
05/28/1996US5521478 Actuator used for heating, cooling and climatic valves in vehicles
05/28/1996US5520207 Remotely monitored tamper bar for a backflow preventer
05/23/1996WO1996015401A2 Method and apparatus for monitoring of spring pack displacement of a motor-operated valve
05/21/1996US5518028 Adjustable magnet carrier for a valve position indicator
05/21/1996US5518015 Automatic calibrating electrically controlled diaphragm valve actuators and methods for their calibration
05/09/1996WO1996013639A1 Valves
05/09/1996DE4439230A1 Condition determining system for valve fitting using optical triangulation
05/09/1996DE4438382A1 Determining plug open=closed position for stop valve
05/09/1996CA2203800A1 Valves
05/02/1996DE4438293A1 Membrane motor servo valve
05/01/1996EP0477304B1 Fluid control valve with leak detection
04/1996
04/25/1996WO1996012133A1 Valve/actuator interface
04/24/1996EP0708389A1 Method and apparatus for detecting a fault of a control valve assembly in a control loop
04/24/1996EP0555414B1 Method of monitoring the condition of a motor operated valve system
04/24/1996CN2225585Y Closing device for gas valve
04/18/1996WO1996011351A1 Adjustable magnet carrier for a valve position indicator
04/11/1996WO1996010707A1 Dual seal barrier fluid leakage control apparatus
04/04/1996WO1996010145A1 Dosing valve having seal failure detection
04/04/1996CA2197756A1 Dosing valve having seal failure detection
04/02/1996US5504426 Check valve position indication system and method
03/1996
03/27/1996EP0703393A1 Diaphragm valve lift checking device
03/27/1996CN2223400Y Leak automatic monitor for ball valve
03/26/1996US5502380 Analog weighted binary absolute position encoder including an array of sense resistors each having material responsive to FWX and nonresponsive to flux
03/20/1996EP0702178A1 Position indicator for indicating the position of a valve
03/19/1996US5499542 Diametral force sensor
03/19/1996US5499527 Method and apparatus for testing a spring-loaded safety valve
03/13/1996EP0701088A1 Pressure reduction system testing
03/12/1996US5497804 Integral position sensing apparatus for a hydraulic directional valve
03/12/1996US5497725 Sight indicator
03/06/1996CN2221697Y Control alarm for tubular solenoid valve
02/1996
02/01/1996WO1996002780A1 Slide shutoff valve
01/1996
01/31/1996CN2218863Y Improved structure of water tap
01/30/1996US5487408 Water sink system
01/30/1996US5487302 Method and system for measuring gate valve clearances and seating force
01/25/1996DE4425698A1 Valve or flow regulating unit with drive and control modular
01/24/1996EP0693647A1 Position indicator for hydraulically actuated valves
01/24/1996CN2218293Y Safety valve electric actuator monitor
01/18/1996WO1996001384A1 Rotary valve position indicator and method
01/16/1996US5484352 Switch for detecting operation of control valve spool
01/16/1996US5483841 Method and apparatus for monitoring motor operated valve motor output torque and power at valve seating
01/10/1996EP0591146B1 Compact multi-stage pressure reducing valve
01/03/1996CN2216621Y Booster valve for petroleum liquid gas steel cylinder
12/1995
12/27/1995EP0688991A1 Valve with a handwheel position indicator
12/27/1995EP0688984A1 Diaphragm valve
12/27/1995CN2216178Y Secondary pressure-controlled coal gas regulator
12/19/1995US5477149 Method and apparatus for non-invasive monitoring of solenoid valves
12/19/1995US5476083 Tank-venting apparatus as well as a method and an arrangement for checking the operability of a tank-venting valve
12/13/1995EP0686242A1 Valve wheel
12/12/1995US5475299 Method for remotely determining operability of motor operated valves
12/12/1995CA2057257C Low pressure burst disk sensor
12/06/1995EP0685673A1 Switching and indicating device
11/1995
11/28/1995US5471138 Inductive valve motion sensor for positioning outside the body of the valve
11/28/1995US5469805 High visibility valve position indicator
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