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) |
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11/29/2000 | CN2408334Y Leak detection type gas pressure adjusting valve |
11/28/2000 | US6152173 Position indicating check valve |
11/28/2000 | US6152172 Hall effect valve spool position sensor |
11/23/2000 | DE19922971A1 Verfahren zur Inbetriebnahme eines elektromagnetischen Aktuators zur Betätigung eines Gaswechselventils an einer Kolbenbrennkraftmaschine A method for starting an electromagnetic actuator for actuating a gas exchange valve in a reciprocating internal combustion engine |
11/23/2000 | DE19917737A1 Regulator has a housing and driving member operated by a setting device |
11/22/2000 | EP1054138A2 Method for starting an electromagnetic valve actuator in an internal combustion engine |
11/22/2000 | CN2407202Y Blast regulator |
11/15/2000 | CN2406126Y 自动分选阀 Automatic sorting valve |
11/14/2000 | US6145627 Zero point position-determining mechanism for pressurized fluid-driven apparatuses |
11/14/2000 | US6145537 Valve position indicator |
11/08/2000 | EP1049892A1 Cap with integrated position display and lift stop for the spindle of a shut-off device and method and device for the production thereof |
11/08/2000 | CN2405078Y Automatic earthquake cut-off valve for non-impurities gas pipeline |
11/02/2000 | WO2000065263A1 Tube valve |
11/01/2000 | CN2403962Y Multifunction gas combustion safety controller |
10/31/2000 | US6138712 Controller |
10/26/2000 | DE19917698A1 Ventilanordnung Valve assembly |
10/25/2000 | EP1046845A2 Valve assembly |
10/25/2000 | CN1271410A Diagnostic device and method for pressure regulator |
10/24/2000 | US6135147 Integrated valve control and monitoring assembly |
10/24/2000 | US6134949 Method and apparatus for on-line detection of leaky emergency shut down or other valves |
10/17/2000 | US6131609 Method for surveying the condition of a control valve, and a valve apparatus |
10/11/2000 | CN1269733A Fluid filtering arrangement including valve arrangement, fluid level indicator and methods thereof |
10/10/2000 | US6128946 Method and apparatus for on-line detection of leaky emergency shut down or other valves |
10/05/2000 | WO2000057763A1 Self-evacuating vacuum cleaner |
10/05/2000 | WO2000029812A3 Piezo-resistive position indicator |
10/05/2000 | DE19914372A1 Device for monitoring action of electromagnetically operated valve has short circuit ring mounted at defined stroke length beneath Hall sensor switch and connected to evaluation unit |
10/03/2000 | US6125869 Self-diagnosis method for mass flow controller |
10/03/2000 | US6125868 Method and apparatus for maintaining valves in a water distribution system |
09/28/2000 | WO2000057143A1 Volume flow measuring device |
09/27/2000 | CN2398491Y Display device for unclosed valve |
09/21/2000 | DE19912587A1 Volumenstrommeßgerät Volumenstrommeßgerät |
09/19/2000 | US6119304 Self-evacuating vacuum cleaner |
09/14/2000 | DE19910751A1 Circuit arrangement to adjust position of valve tappet; moves tappet temperature-dependent extension body that is heated by voltage proportional to voltage to move total amount |
09/12/2000 | US6116274 Sight glass with check valve and filter |
09/08/2000 | WO2000052374A1 Emergency shutdown test system |
09/07/2000 | DE19939695C1 Pressure vessel safety valve testing apparatus has a tie rod with a detent fitted to the valve cone with a counter unit and force meter with a detent hook at a gap from the valve housing |
09/06/2000 | EP1033496A1 Fluid-powered actuator for a valve |
09/06/2000 | CN2395097Y Steam flow regulator in drying device |
09/05/2000 | US6114823 Circuit and apparatus for sensing fluid flow |
09/05/2000 | US6112765 Method and apparatus for monitoring operation of a gaseous fuel admission valve |
09/05/2000 | US6112619 Hand wheel cover with indicator |
08/31/2000 | WO2000050796A1 Position detection for rotary control valves |
08/30/2000 | EP1031779A2 Apparatus and method for use in testing gas pressure reduction equipment |
08/30/2000 | CN2394074Y Outlet water temperature limiter for cold and hot water mixing valve |
08/17/2000 | DE19906056A1 Verfahren und Vorrichtung zum Betreiben eines Thermostatventils Method and apparatus for operating a thermostat valve |
08/16/2000 | EP1027635A1 Method and device for verifying the workability of a safety device |
08/16/2000 | CN1263471A Pharmaceutical composition having enhanced antitumor activity and/or reduced side effects, containing antitumor agent and hydroxamic acid derivative |
08/09/2000 | EP1025380A1 Method and device for controlling a valve with pneumatic control |
08/08/2000 | US6098646 Dispensing system with multi-port valve for distributing use dilution to a plurality of utilization points and position sensor for use thereon |
07/26/2000 | CN2389272Y Temp. measuring ball valve |
07/19/2000 | EP1019790A1 Method of and apparatus for nonobtrusively obtaining on-line measurements of a process control device parameter |
07/19/2000 | EP1019649A1 Method of and apparatus for deterministically obtaining measurements of a process control device parameter while a process is operating on-line |
07/19/2000 | CN2388452Y Signal output sluice valve |
07/19/2000 | CN2388451Y Signal output butterfly valve |
07/18/2000 | US6089264 Flow meter |
07/12/2000 | EP1017950A1 Diagnostic device and method for pressure regulator |
07/05/2000 | EP1015800A1 Method and device for determining a valve closure point |
07/05/2000 | EP0817933B1 Process for monitoring and operating valve units, in particular motor-driven valve units |
07/05/2000 | CA2292848A1 Improved apparatus for sensing fluid flow and associated load control circuit |
07/04/2000 | US6083381 Fuel filter with sediment drain valve and level indicator |
06/29/2000 | WO2000037839A1 Pressure regulator with gauge |
06/28/2000 | EP1011840A1 Fluid filter arrangement including valve arrangement, fluid level indicator, and methods thereof |
06/28/2000 | CN1258340A Manually actuated diaphragm valve with lockout feature for open and closed positions |
06/27/2000 | US6079441 Adjustable electronic position indicator apparatus |
06/21/2000 | CN2384078Y Lead wire protector for gas valve |
06/15/2000 | WO2000009956A3 Integrated barrier fluid sealing apparatus with visual volume indicator |
06/14/2000 | EP1007925A1 Thrust sensor |
06/13/2000 | US6073650 Valve with actuator whose functional capability can be monitored |
06/02/2000 | WO2000031451A1 Pressure source with constant relative increase of pressure and method for diagnosing safety valves for over or under pressure |
05/25/2000 | WO2000029812A2 Piezo-resistive position indicator |
05/11/2000 | DE19849700A1 Micro-valve has housing with two facing layers between which is valve chamber containing valve member, actuator, detector and condenser |
05/09/2000 | US6058967 Magnetic activation system for switch |
05/09/2000 | US6058956 Cycling self checking block valve |
05/04/2000 | WO2000024599A1 A pressure cutoff valve |
04/25/2000 | US6053193 Cycling, self checking pressure sensing system |
04/25/2000 | US6052929 Mnemonic marking system for fluid valves and the like |
04/19/2000 | EP0993304A1 Pharmaceutical composition having enhanced antitumor activity and/or reduced side effects, containing an antitumor agent and an hydroxamic acid derivative |
04/18/2000 | US6050296 Control apparatus |
04/18/2000 | US6050245 Canister vent valve having at least one sensor and single electric actuator operatively connected to a single electrical connector |
04/13/2000 | WO2000020787A1 A method of manufacturing a labelled fluid control valve and a labelled fluid control valve |
04/12/2000 | EP0991888A1 Method and apparatus for on-line detection of leaky emergency shut down or other valves |
04/04/2000 | US6044849 Fluid pressure relief valve with variable opening pressure |
04/04/2000 | US6044791 Apparatus for determining the position of a rotary valve |
03/28/2000 | US6041815 Enclosed indicator for a piston in a control valve |
03/28/2000 | US6041814 Vacuum pressure control system |
03/28/2000 | US6041813 Manually actuated diaphragm valve with lockout feature for open and closed positions |
03/22/2000 | CN2370237Y Full closing indicator for valve |
03/22/2000 | CN1247952A Flow rate controlling valve |
03/22/2000 | CN1247945A Locator and setting up method thereof |
03/14/2000 | US6035878 Diagnostic device and method for pressure regulator |
03/14/2000 | CA2061908C Method and apparatus for determining set pressure of pilot operated pressure relief valve |
03/09/2000 | DE19901528A1 Arrangement for monitoring and indicating the position of an electromagnet armature has electronic circuit that outputs error signal if control signal and actual position signal differ |
02/24/2000 | WO2000009956A2 Integrated barrier fluid sealing apparatus with visual volume indicator |
02/24/2000 | WO2000009922A1 Electronic controller for a modulating valve |
02/16/2000 | CN2364344Y Temp.-controlled water tap |
02/10/2000 | WO1999056047A3 Pressure relief valve monitoring device |
02/08/2000 | US6021652 Flow-control valve with valve member position sensor |
02/01/2000 | US6019129 Valve position adjustable lock mechanism |
02/01/2000 | US6019126 Remote function verification of low pressure and vacuum relief devices |
01/25/2000 | US6016778 Magnet valve, in particular for inlet and outlet valves of internal combustion engines |