| Patents for F16K 7 - Diaphragm cut-off apparatus, e.g. with a member deformed, but not moved bodily, to close the passage (6,637) |
|---|
| 02/05/1992 | EP0468957A1 A sampling valve. |
| 01/28/1992 | US5083742 Fluid control valve |
| 01/22/1992 | CN2093938U All plastic valve |
| 01/21/1992 | CA1294567C Method and device for mounting a body in a conduit containing fluid |
| 01/15/1992 | CN2093284U Return pressure control valve |
| 01/15/1992 | CN2093283U Fully sealing tap |
| 01/15/1992 | CN2093282U Self-pressure sealing water storage valve |
| 01/14/1992 | CA1294265C High pressure inverted bellows valve |
| 01/09/1992 | WO1992000476A1 Valve for controlling connection to branch passage |
| 01/08/1992 | CN2092643U Diaphragm type automatic opening and closing valve for controlling water level |
| 01/07/1992 | US5078361 Positive opening pinch valve |
| 01/02/1992 | EP0463302A2 Pinchcock |
| 12/27/1991 | EP0462858A1 Protection device against uncontrollable emissions of gas and insulation bag being part of such a device |
| 12/25/1991 | CN2091392U Diaphragm stop valve |
| 12/25/1991 | CN2091391U Direct-flow full flow stop valve |
| 12/22/1991 | WO1991019922A1 Valve arrangement |
| 12/22/1991 | CA2085595A1 Valve arrangement |
| 12/12/1991 | WO1991019124A1 Controlled valve for flow regulation of gas or liquid and use of such valve |
| 12/12/1991 | WO1991019098A1 A valve arrangement and positive-displacement pump |
| 12/12/1991 | WO1991019097A1 A flap valve arrangement |
| 12/12/1991 | CA2083838A1 Controlled valve for flow regulation of gas or liquid and use of such valve |
| 12/10/1991 | US5071102 Pipe crimping tool |
| 12/08/1991 | WO1991019096A1 A fluid valve device and a positive-displacement pump |
| 12/08/1991 | CA2084681A1 Fluid valve device and a positive-displacement pump |
| 12/04/1991 | EP0459081A1 Valve |
| 12/04/1991 | CN2089999U Auto-close valve for gas of household |
| 12/03/1991 | US5069248 Compact multi-stage pressure reducing valve |
| 12/01/1991 | WO1991019123A1 Valve apparatus |
| 11/20/1991 | CN2089100U Inserting type auto-drainage valve for brake air receiver of vehicle |
| 11/20/1991 | CN2089099U Differential-pressure water tap |
| 11/19/1991 | US5065980 Diaphragm valve |
| 11/14/1991 | WO1991017375A1 Inflatable bladder for control of fluid flow |
| 10/31/1991 | WO1991016562A1 Compact multi-stage pressure reducing valve |
| 10/30/1991 | CN1014544B Automatically operating valve for adjusting water flow and tap naving this valve |
| 10/29/1991 | US5060865 Fluid flow restrictor system |
| 10/29/1991 | US5060691 Compact multi-stage pressure reducing valve |
| 10/23/1991 | CN2087269U Floating drum type automatic air valve for plumbing equipment |
| 10/16/1991 | EP0452234A1 Variable electrically-actuated flow valve |
| 10/09/1991 | CN2086352U Diaphragm stop valve |
| 10/09/1991 | CN2086351U Corrosion-resisting diaphragm valve |
| 10/09/1991 | CN2086350U Ball screw bolt type silicon rubber pipe stop valve |
| 10/02/1991 | EP0449225A1 Planetary roller type flow control valve |
| 09/24/1991 | US5050838 Control valve utilizing mechanical beam buckling |
| 09/18/1991 | CN1013988B Valve sealing structure of bracing type |
| 09/17/1991 | US5049042 Anti-return safety apparatus |
| 09/17/1991 | US5048559 Valve and apparatus using said valve |
| 09/03/1991 | CA1288272C Air terminal |
| 08/29/1991 | DE4105446A1 Closure piece for gas pipe - consists of flexible inflatable part with opening, and cylinder, piston and hollow bar |
| 08/27/1991 | US5042757 Hose clamp |
| 08/27/1991 | US5042526 Valveless toilet |
| 08/21/1991 | CN1053947A Automatically operating valve for regulating water flow and faucet provided with said valve |
| 08/21/1991 | CN1053946A Automatically operating valve for regulating water flow and faucet provided with said valve |
| 08/13/1991 | CA1287547C Diaphragm-type antidrip valve |
| 08/07/1991 | CN2082343U Hydraulic diaphragm multi-way program operating valve |
| 08/06/1991 | US5036879 Pulsation dampener and flow check apparatus |
| 07/31/1991 | EP0438570A1 Method of making a microvalve. |
| 07/31/1991 | CN1053484A Diaphragm type liquid level valve |
| 07/30/1991 | US5035399 Protective tubing clamp apparatus |
| 07/30/1991 | US5035259 Fluid flow control valve |
| 07/30/1991 | CA1287036C Diaphragm valve |
| 07/24/1991 | CN2081462U Multi-functional automatic releasing valve device of fire door |
| 07/23/1991 | US5033498 Valve for inflated article |
| 07/16/1991 | US5031875 Diaphragm seal |
| 07/10/1991 | EP0436386A2 Pinch valve and method of fabricating the same |
| 07/10/1991 | EP0436241A2 Diaphragm valve comprising a sleeve-shaped elastic diaphragm |
| 07/10/1991 | CN2080597U Push type water supply valve |
| 07/02/1991 | US5027857 Switching microelectrovalve having a single diaphragm |
| 07/02/1991 | US5027850 Debris arrestor for valve bleed hole |
| 06/29/1991 | CA2032811A1 Mold fill coupling |
| 06/26/1991 | EP0434598A1 Diaphragm control valve |
| 06/13/1991 | WO1991008409A1 Deformable diaphragm valve |
| 06/12/1991 | EP0431130A1 Weir valve sampling/injection port |
| 06/12/1991 | CN2078833U 防腐阀门 Preservative valve |
| 06/12/1991 | CA2031143A1 Diaphragm valve comprising a sleeve-shaped elastic diaphragm |
| 06/11/1991 | US5022422 Ball valve |
| 06/11/1991 | CA1284795C Pinch valve |
| 06/05/1991 | EP0430763A1 Distribution nozzle with a membrane for liquid or pasty products and membrane for this nozzle |
| 05/21/1991 | US5016856 Inflatable bladder for control of fluid flow |
| 05/14/1991 | US5014962 Clamp for regulating fluid flow through plastic tubing |
| 05/14/1991 | US5014738 Valve |
| 05/08/1991 | EP0425530A1 Closure device for drainpipes. |
| 05/07/1991 | US5013489 Sludge treatment apparatus |
| 05/02/1991 | EP0424676A1 Diaphragm valve |
| 04/23/1991 | US5009391 Valve assembly |
| 04/17/1991 | CN2075287U Electromagnetic valve for titration |
| 04/11/1991 | DE3932715A1 Safety shut=off device for gases or fluids - has membrane with thick rim and concentric corrugations, and threaded ring |
| 04/03/1991 | CN2074406U No-leak valve fitted out with tilted sealing elements |
| 04/03/1991 | CN2074402U Water-saving hydraulic foot valve |
| 03/27/1991 | EP0418298A1 Control valves and method of plant growing using flow control. |
| 03/06/1991 | EP0415317A2 No-return security apparatus |
| 03/06/1991 | EP0415311A2 Valve and device using the same |
| 02/27/1991 | EP0414418A1 Fluid flow control valve |
| 02/26/1991 | CA1280666C Backflushed air filters with quick opening multiple discharge valve |
| 02/21/1991 | WO1991002169A1 Method of making a microvalve |
| 02/20/1991 | CN2071732U 隔膜阀 Diaphragm |
| 02/19/1991 | US4993456 Pinch valve assembly |
| 02/13/1991 | EP0412301A1 Boron nitride membrane in wafer structure |
| 02/12/1991 | US4991628 Valve system, e.g. for analyzers |
| 02/12/1991 | CA1280104C Tap or valve |
| 02/06/1991 | CN2070848U Water saving type plane sealing anti-leakage valve |