Patents for F16K 7 - Diaphragm cut-off apparatus, e.g. with a member deformed, but not moved bodily, to close the passage (6,637)
11/1989
11/15/1989EP0341340A1 Membrane valve for fluids
11/08/1989CN2047325U Differential pressure type water level control valve
10/1989
10/31/1989US4877053 Pinch valve
10/25/1989CN2046573U Multi-purpose auto-running water tap
10/25/1989CN2046572U Compound diaphragm valve
10/18/1989EP0336931A1 Method and device for mounting a body for use as a sensor or as a blocking device in a conduit containing fluid.
10/11/1989EP0336663A2 Valve for fluids
10/11/1989EP0336645A1 Valve for fluids
10/05/1989WO1989009477A1 Micromechanical device
10/05/1989DE3809597A1 Mikromechanisches stellelement Micromechanical adjusting element
10/04/1989EP0335300A1 Inflatable plug to block holes and passages
10/04/1989CN2045451U Automatic adjusting valve for uniform air sucking of duct
10/03/1989US4870859 Flowmeter controller for an air inleakage monitoring system
09/1989
09/26/1989CA1260790A1 Liquid flow regulator
09/21/1989DE3808085A1 Valve, particularly a water valve for motor vehicles
09/13/1989CN2044306U Two purpose valve for flow controlling valve
09/06/1989CN2044027U Diaphragm sealing water tap
09/05/1989US4863379 Valve arrangement for hand-operated dental tools
08/1989
08/23/1989EP0329046A1 Device for sealing gully inlets
08/23/1989CN2043308U Revolving ring type eakd-tight stop valve
08/22/1989US4858883 Valve with flexible sheet member
08/22/1989US4858790 Collapsible chamber metering valve
08/22/1989CA1258665A1 Tubing occluder
08/09/1989CN2042545U Pressure adjustable pressure-limiting valve
08/02/1989EP0326376A1 Hydraulic pump unloader means
08/01/1989US4852851 Valve with flexible sheet member
07/1989
07/25/1989US4851066 Snap-secured bladder for air-distribution terminal
07/25/1989US4850566 Squeezable closure valve for a fluid-conducting conduit
07/19/1989EP0161274B1 Opening and closing device for a fluid flow comprising a s-shaped tubular element
07/18/1989US4848722 Valve with flexible sheet member
07/11/1989US4846215 Back pressure regulator
07/05/1989EP0323448A2 Valves for fluids
06/1989
06/28/1989EP0322406A2 Bellows valve
06/28/1989CN2040203U Pedal diaphragm-type water valve
06/20/1989US4840191 Inflatable valve
06/20/1989US4840063 Fail safe valve for an air inleakage monitoring system in a steam turbine
06/15/1989WO1989005417A1 Valve with flexible sheet member
06/14/1989EP0319952A2 Squeezable valve for fluid conduits
06/07/1989CN2038975U Dual-purpose gas valve with automatic programme control
06/07/1989CN2038974U Rubber diaphragm valve
06/07/1989CN2038973U Single direction tight high-pressure rubber pipe valve
05/1989
05/31/1989EP0318247A1 Powder flow control valves
05/17/1989CN2037798U Double-way sealed valve
05/16/1989US4830334 Resilient plug construction for a flow regulator incorporating stress limiting means
05/16/1989CA1254105A1 Swimming pool cleaner
05/10/1989CN1032847A Automatically operating valve for adjusting water flow and tap having this valve
05/10/1989CN1032845A Valve sealing structure of bracing type
05/09/1989US4828219 Metal diaphragm valve
05/09/1989US4827974 Top entry expansible tube valve
05/03/1989EP0205367B1 Under pressure inflatable device for obturating a conduit comprising a self-clamping device for reinforced layers
04/1989
04/25/1989US4824072 Tube-diaphragm valve
04/20/1989DE3827580A1 Pinch valve
04/19/1989EP0312486A2 Air terminal
04/19/1989CN2036232U Liquid-level control valve
04/18/1989US4822002 Movable sleeve type valve
04/18/1989US4821776 Air pilot operated directional control valve
04/11/1989US4819684 Injection shut-off valve
04/11/1989CA1252394A1 Three-way valve for an attenuator
03/1989
03/15/1989EP0307127A1 Collapsible chamber metering valve
03/14/1989US4811758 Pressurized check valve
03/14/1989US4811575 Sound insulated bellows-type air terminal valve
03/07/1989CA1250794A1 Control regulator having a rolling diaphragm
03/01/1989CN2033462U Rubber pipe valve of high and middle pressure
03/01/1989CN2033461U Foot operating valve of shower
02/1989
02/21/1989CA1250207A1 Flowgrid regulator
02/16/1989DE3726258A1 Device for shutting off tubular transport lines for liquid or gas
02/09/1989WO1989001241A1 Sealing method and means for fluid control device
02/09/1989DE3725590A1 Membrane valve for corrosive fluids - has flat spring on one side of membrane with pattern for flexible support
02/09/1989DE3725589A1 Membrane valve for corrosive fluids - has corrosion resistant metal membrane with captive O=ring seal
01/1989
01/31/1989US4800920 Pinch valve
01/24/1989US4799647 Valve assembly for controlling fluid flow
01/18/1989CN2031052U Flexible on-and-off valve
01/17/1989US4798324 Valve and containers incorporating the same
01/10/1989CA1248362A1 Mounting arrangement for a critical flow device
01/03/1989US4795130 Piston biasing means
01/03/1989US4795114 Stationary clamping device
12/1988
12/22/1988DE3719395A1 Device for shutting off pipelines
12/15/1988DE3719107A1 Flow control valve
12/14/1988EP0294727A1 Device for plugging pipelines
11/1988
11/29/1988US4787408 Method for sealing off a low pressure gas flow
11/29/1988CA1245523A1 Tubing occlusion clip
11/22/1988US4786028 Fluid flow control valve
11/22/1988US4785841 Bladder valve
11/16/1988CN87217015U Convenient tap
11/10/1988DE3813925A1 Valve
11/08/1988US4783045 Inflatable bladder for control of fluid flow
11/01/1988US4781356 Pinch type valves
09/1988
09/27/1988US4773446 Valve block assembly
09/21/1988CN87101821A Branch-controlled diaphragm tap
09/13/1988US4771204 Sealing method and means for fluid control device
09/13/1988US4770201 Fluid flow valve
08/1988
08/31/1988CN88200739U Diaphragm stop valve
08/23/1988US4765588 Check valve for use with a syringe
08/17/1988EP0278217A1 Body cavity pressure adjusting device for endoscope
08/16/1988US4763635 Discharge system for introducing volatilized fuel into an internal combustion engine
08/16/1988CA1240662A1 Pinch valve assembly
08/03/1988EP0277055A1 Microelectric switch valve with one single diaphragm
07/1988
07/05/1988CA1238832A1 Iv tube activator
06/1988
06/28/1988US4753371 Flow controlled and container
06/22/1988CN87214876U Screw surface type internal tube valve
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