Patents for F16K 5 - Taps or cocks comprising only cut-off apparatus having at least one of the sealing faces shaped as a more or less complete surface of a solid of revolution, the opening and closing movement being predominantly rotary (12,536) |
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10/25/1988 | US4779840 Valve apparatus and method of operating thereof |
10/25/1988 | US4779643 Fuel control device, fuel control system using the device and method of making the device |
10/20/1988 | DE3712408A1 PTFE sealing ring for sealing off the ball in ball valves |
10/20/1988 | DE3710858A1 Ball valve |
10/19/1988 | EP0286974A2 Valving technique |
10/18/1988 | US4778152 Plug valve havig interchangeable plug member |
10/12/1988 | EP0286229A1 Tap for drainage bag |
10/12/1988 | CN87216068U Quickly-opened fire hydrant with small flow resistance |
10/11/1988 | US4776566 Raised hardface overlay valve seat |
10/11/1988 | US4776364 Ball slide, specifically for pressure lines in hydropower plant |
10/05/1988 | EP0285580A2 Improvement in needle members for minimum adjustment in gas delivering cocks for hot plates, gas kitchens and the like |
10/04/1988 | CA1242681A1 Rotary plug valve |
09/28/1988 | EP0283537A1 Cut-off tap |
09/27/1988 | US4773626 For controlling the flow of material |
09/27/1988 | US4773565 Rotary valve |
09/27/1988 | CA1242427A1 Seal mechanism in a ball valve |
09/27/1988 | CA1242426A1 Fire-safe ball valve |
09/20/1988 | US4771803 Ball cock with sinter ceramic valve seat and valve ball |
09/20/1988 | CA1242179A1 Perfected mechanical control device for ball valve type valve systems |
09/14/1988 | CN87212587U Swing pipe type cock |
09/14/1988 | CN87210720U Round hole tap valve |
09/13/1988 | US4770388 Latched valve handle |
09/13/1988 | US4770202 Valves providing transfer ports |
09/08/1988 | DE3706215A1 PTFE sealing ring for sealing off the ball in ball valves |
09/07/1988 | WO1988006691A1 Cock |
08/31/1988 | EP0280291A1 Ball valves with outlet for eliminating residuals |
08/31/1988 | EP0280287A1 Gasket ball valve for a plug having a spherical surface |
08/31/1988 | EP0280234A2 Method and apparatus for improving the treatment of fibre suspension and for the control of fibre suspension flow |
08/31/1988 | CN88210083U Safety gas position limiting on-off cock |
08/30/1988 | US4767028 Rotary valve |
08/24/1988 | CN87215174U Cylinder cock stop valve |
08/23/1988 | US4765592 Material for valve seats |
08/23/1988 | US4765590 Faucet valve with diagonal sealing ring |
08/23/1988 | CA1240970A1 Valve sealing mechanism |
08/17/1988 | EP0278675A2 Ball valve |
08/17/1988 | CN87203530U Ball valve for unloading ash-like articks |
08/11/1988 | WO1988005880A1 Valve means |
08/11/1988 | WO1988005879A1 Telecontrollable valve |
08/09/1988 | US4762301 Compact multi-service ball valve |
08/04/1988 | DE3702386A1 Ball valve |
07/27/1988 | CN86203324U Thread valve |
07/20/1988 | CN87216798U Quick starting tire hydrant |
07/12/1988 | US4756507 Ball or plug valve stem extension and lock mechanism |
07/05/1988 | CA1238890A1 Ball valve and methods of fabrication |
06/29/1988 | EP0272991A1 Welded valve with double sealing |
06/29/1988 | CN87206896U Impeller flow metering valve |
06/28/1988 | US4753443 Composite annular seals for rotary ball valves and ball joints |
06/16/1988 | WO1988004380A1 Device relating to regulating- and cut-off valves |
06/15/1988 | CN87103637A Constantly sealed electric valve |
06/14/1988 | US4750708 High strength ball valve seat assembly |
06/14/1988 | US4750707 Angle valve |
06/08/1988 | EP0269762A1 Seal for a valve |
06/07/1988 | US4749002 Shut-off device in the form of a ball valve |
05/31/1988 | US4747578 Rotary valve with pressure urged sealing member |
05/31/1988 | US4747427 Reversible angle cock |
05/31/1988 | CA1237416A1 Ball valve with improved vent structure |
05/19/1988 | DE3739039A1 Zweiweganschlussteil mit unabhaengigen regelventilen fuer wasserhahn Zweiweganschlussteil with independent control valves for water closet |
05/19/1988 | DE3638516A1 Regulating valve with a spherical valve element |
05/19/1988 | DE3637857A1 Regulating valve employing a cone of revolution and having eccentric support for the cone |
05/17/1988 | US4744572 All-metal, valve sealing mechanism |
05/17/1988 | US4744390 Plastic valve |
05/11/1988 | EP0266594A1 Ball valve |
05/10/1988 | CA1236500A1 Seals |
04/26/1988 | US4739792 Valve |
04/20/1988 | EP0264340A2 Valve having a rotatable cage |
04/20/1988 | EP0264179A2 Improvements relating to rotary ball valves and ball joints |
04/20/1988 | EP0263922A2 Stem seal for a plug valve |
04/20/1988 | CN87207183U Rotary stopper valve used in the food production |
04/20/1988 | CN87207182U Ball valve with rotary ball stopper |
04/19/1988 | US4738431 Ball valve structure |
04/13/1988 | CN87202114U Dual-purpose valve of ball check |
04/12/1988 | US4736771 Valve assembly for pipeline |
04/06/1988 | CN87206340U Combined gas valve |
03/30/1988 | EP0261326A1 Corner valve for building water mains |
03/24/1988 | DE3730492A1 Stop valve with a spherical plug |
03/23/1988 | EP0260482A1 Cock with a cylindrical or conical plug |
03/09/1988 | CN87103337A Eccentric valve |
03/02/1988 | EP0257340A2 Faucet valve with noise reduction structure |
03/02/1988 | CN85103440B Frost-proof water tap |
03/01/1988 | US4727901 Ball valve |
02/25/1988 | DE3628160A1 Regulating member |
02/24/1988 | CN87104882A Vacuum-eliminating valve |
02/18/1988 | DE3627328A1 Flow restrictor with wear protection |
02/16/1988 | US4725042 Ball valve assembly |
02/16/1988 | CA1232892A1 Mechanism for actuating a proportioning valve |
02/11/1988 | DE3623865C1 Shut-off fitting with seat rings braced relative to one another |
02/10/1988 | CN86206419U Water tap with ball core |
02/10/1988 | CN86204377U Hot water tap with connector composed of spring washer and ring |
02/03/1988 | CN87208808U Stratified graduating valve |
02/03/1988 | CN87102974A Coal gas valve device |
02/02/1988 | US4722794 Straining and stop valve |
02/02/1988 | CA1232257A1 Sprinkler drain and test valve |
01/28/1988 | DE3723964A1 Water tap with built-in switch |
01/20/1988 | EP0253794A2 Assembly and method for installing and retaining valve seals |
01/19/1988 | US4719939 Apparatus for coupling a valve and rotary actuator |
01/12/1988 | US4718453 Rotary valve |
01/12/1988 | US4718444 Valve seat retraction method and apparatus |
01/06/1988 | CN87202087U Handleless rotating water jet |
12/26/1987 | CN87202333U Safe valve needle |
12/22/1987 | US4714236 Ball valve, particularly for gases |