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)
11/1995
11/09/1995WO1995030128A1 Analog weighted binary absolute position encoder
11/09/1995CA2186450A1 Analog weighted binary absolute position encoder
11/08/1995EP0680600A1 Adjusting device
11/08/1995CN1111330A Multi-purpose sluice valve
11/02/1995WO1995029433A1 Smart valve positioner
11/01/1995CN1111011A System for controlling combustion in a gas combustion-type turbine
10/1995
10/25/1995CN2210978Y Visual-mirror type automatic exhaust valve
10/11/1995CN2209743Y Bidirectional sealing rotary core valve
10/03/1995US5454273 Motor operated valve actuator diagnostic system and test stand
09/1995
09/27/1995CN2208650Y Water tap socket with sounding function
09/27/1995CN2208646Y Gas combustion timing valve
09/27/1995CN2208642Y 气缸控制阀 Cylinder control valve
09/20/1995EP0672854A1 Butterfly valve
09/13/1995EP0569375B1 Valve diagnostic system including auxiliary transducer box
09/04/1995CA2142955A1 Apparatus and method for testing motor operated valves
08/1995
08/31/1995WO1995023308A1 Operating pressure detecting construction of pilot pressure operated type directional control valve operating device
08/30/1995EP0669487A1 Flow control valve
08/23/1995EP0564486B1 Laser position indicator for valve stem
08/17/1995DE4404919A1 Pretensioned insertion of seal packing rings for valve spindle assembly
08/16/1995EP0666970A1 System for checking the operation of a fitting driven by an actuator
08/09/1995EP0637397A4 Rupture disk sensing assembly.
08/09/1995CN2204903Y Automatic alarming safety valve with air whistle
07/1995
07/26/1995EP0498863B1 A valve equipped with a position detector and a micropump incorporating said valve
07/25/1995US5435337 Inline control valve for controlling fluid flow
07/25/1995US5435177 Apparatus and method for testing spring packs of motor operated valves
07/25/1995CA2015655C Rupturable fluid flow indicator
07/19/1995EP0663553A1 Water distribution system
07/19/1995EP0663552A1 Solenoid operated valve diagnostic system
07/18/1995US5433245 Online valve diagnostic monitoring system having diagnostic couplings
07/11/1995US5432436 Method for remotely approximating the stem thurst of motor operated valves
07/11/1995US5431182 Smart valve positioner
07/06/1995DE4447297A1 Valve seat checking gauge with wide range dimensional capability
07/04/1995US5430368 Method for remotely approximating the stem thrust of motor operated valves
06/1995
06/29/1995WO1995017624A1 An apparatus for controlling a valve
06/28/1995EP0660017A1 Diagnostic control system for a pneumatic valve actuator
06/27/1995US5427140 Valve assembly
06/23/1995CA2138724A1 Solenoid operated valve diagnostic system
06/21/1995EP0495977B1 Position indicating control valve
06/21/1995CN2201550Y Valve position sensor for electric valve
06/21/1995CN2201549Y Valve electric device
06/20/1995US5425393 Backflow prevention and detection system
06/20/1995US5425270 Valve diagnostic environmental data acquisitioner
06/20/1995CA1335943C Diagnostic apparatus and method for fluid control valves
06/13/1995CA1335900C Butterfly valve having a function for measuring a flow rate and method of measuring a flow rate with a butterfly valve
06/07/1995EP0656511A1 Pneumatic valve for combustion air in gasturbine
06/07/1995EP0656500A1 Torque and speed measuring apparatus for motor operated valves
06/04/1995CA2137184A1 System for controlling combustion in a gas combustion-type turbine
06/04/1995CA2137183A1 Motor power measuring cell for motor operated valves
06/01/1995WO1995014911A1 Adjusting device
05/1995
05/11/1995WO1995012778A1 Environmental sealing
05/11/1995CA2174664A1 Environmental sealing
05/10/1995EP0651868A1 Valve.
05/10/1995CN2196714Y Indicating brake-valve with contact opened when it is electrified
05/03/1995EP0651192A1 Device to indicate operating state of a linear actuation valve
05/02/1995USRE34923 Valve stem seal leak protection and detection apparatus
04/1995
04/20/1995WO1995010427A1 Control for a motor vehicle
04/18/1995CA2081684C Relief valve assembly for recyclable pressure vessels
04/11/1995US5404905 Backflow preventer with failure indicator
04/05/1995EP0646745A1 Ball valve assembly
03/1995
03/28/1995US5400819 Measuring and regulating valve
03/23/1995WO1995008071A1 Diagnostic data acquisitioner for a valve
03/09/1995WO1995006837A1 System for checking the operation of a fitting driven by an actuator
03/09/1995DE4329976A1 Method for measuring the travel (lift) of a valve and setting a valve
03/07/1995US5396167 Method for remotely determining operability of motor operated valves
03/02/1995DE4328879A1 Shut-off fitting
02/1995
02/28/1995US5393035 Flow control valve
02/22/1995EP0528013B1 Method of checking that an oil well safety valve is operating correctly
02/15/1995CN2189680Y Multi-function pressure regulator for liquified gas
02/09/1995DE4326343A1 Diganose-System für Regel- und Absperrarmaturen Diganose system for control and shutoff
02/08/1995EP0637713A1 Diagnostic system for control- and shut-off-valves
02/08/1995EP0637397A1 Rupture disk sensing assembly
02/08/1995EP0637396A1 Valve position indicator
02/08/1995CN2189247Y Main pressure regulator for gas pipeline pressure regulator
02/06/1995CA2129470A1 Diagnostic system for control and shut-off valves
02/01/1995EP0636824A1 Valve assembly
01/1995
01/26/1995DE4324911A1 Actuator, in particular for heating, ventilating or air-conditioning flaps and method for the production thereof
01/19/1995DE4323101A1 Control/measuring valve
01/04/1995EP0632257A2 Stem torque sensor
01/04/1995CN1027310C Non-contact type device for obtg. flow parameters of liquid
12/1994
12/27/1994US5375625 Valve body assembly with detent and locking mechanism
12/21/1994EP0629804A1 A method for remotely determining operability of motor operated valves
12/08/1994WO1994028341A1 Pneumatic operated valve with stroke timing
12/07/1994CN2184833Y Controller for valve electric driving device operation
12/06/1994CA2101054C Valve diagnostic system including auxiliary transducer box
12/05/1994CA2125002A1 Stem torque sensor
11/1994
11/29/1994CA1333298C Computer aided tuning of turbine controls
11/24/1994WO1994027069A1 Valve
11/24/1994DE4317084A1 Vacuum safety valve
11/23/1994CN2183479Y Domestic safety valve for gas pipeline
11/22/1994US5365971 Seal system, particularly suitable for process valves
11/22/1994US5365769 Method for verifying the correct operation of a safety valve of an oil well
11/09/1994EP0623774A2 Examination process and device for a spring safety valve
10/1994
10/27/1994DE4312721A1 Tank venting system and method and device for testing the functioning performance of a tank venting valve
10/26/1994CN2180843Y Plate type rotary core regulating valve
10/19/1994EP0620327A2 Fluid distribution system
10/12/1994CN2179512Y Valve anti-leakage atuo-control device
10/04/1994CA2013990C Valve actuator two rotor three position indicator
09/1994
09/29/1994DE4309753A1 Shut-off valve
09/14/1994CN2177143Y Wind quantitative adjustable valve capable of monitoring and detecting wind quantitative distribution state
09/01/1994WO1994019636A1 Valve wheel
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