| Patents for F16K 24 - Devices, e.g. valves, for venting or aerating enclosures (3,320) |
|---|
| 05/08/1990 | US4922960 Self venting drain valve |
| 05/08/1990 | CA1268686A1 Valve for respirator |
| 02/28/1990 | EP0250536B1 Method and valve for controlling liquid draining |
| 01/17/1990 | EP0351319A1 Fluidum actuating device and back flow preventer containing same |
| 01/16/1990 | US4893651 Self-venting drain value assembly |
| 01/03/1990 | CN2050563U 散热器排气阀 Radiator exhaust valve |
| 12/26/1989 | US4889160 Antitamper vent arrangement for a receptacle or enclosure |
| 12/12/1989 | US4886089 Gas venting valve for liquid tank |
| 12/07/1989 | DE3818859A1 Safety shut-off device |
| 11/02/1989 | WO1989010509A1 Backflow prevention valve |
| 10/11/1989 | EP0336788A1 Safety valve for the ventilation of a fuel tank of a motor vehicle |
| 09/19/1989 | US4867802 Air admittance valve for use in drainage systems |
| 08/23/1989 | EP0329246A1 Air inlet device for mounting in tap or pipe |
| 08/17/1989 | DE3803354A1 Method and apparatus for adjusting radiator bleed valves |
| 07/11/1989 | US4846223 Self-venting spool valve assembly |
| 07/04/1989 | CA1256653A1 Tracheostoma valves |
| 06/14/1989 | CN1004468B Valve for respirator |
| 05/17/1989 | EP0316088A2 Vent structure for flush water holding tank of vehicle toilets |
| 05/17/1989 | EP0160674B1 Automatic reservoir bleed valve |
| 05/09/1989 | US4827538 Mixing fixture for flexible-pipe spray head |
| 03/21/1989 | US4813446 Automatic pressurized reservoir bleed valve |
| 03/14/1989 | US4811753 Recreational vehicle drain vent |
| 03/07/1989 | US4809596 Apparatus for swelling and drying foods under reduced pressure |
| 03/02/1989 | DE3728122A1 Double-acting protective seal |
| 02/28/1989 | US4807656 Fuel-effusion prevention valve system and a device therefor |
| 02/21/1989 | US4805660 Vent structure for flush water holding tank of vehicle toilets |
| 02/14/1989 | US4804036 Electromagnetic exhaust valve for use in metal casting |
| 01/10/1989 | US4796777 Vented fuel tank cap and valve assembly |
| 01/04/1989 | EP0297683A1 A float valve for de-aerating and aerating respectively of liquids flowing through a conduit |
| 01/03/1989 | US4794942 Air breather plug assembly for use in power transmission unit |
| 12/14/1988 | CN88202376U Oil and gas separator of diesel |
| 11/22/1988 | CA1245093A1 Vent cover |
| 11/15/1988 | US4784175 Valve |
| 10/26/1988 | EP0288084A2 Light assembly with water-proof breather |
| 10/12/1988 | EP0286391A2 Bleed valve |
| 10/05/1988 | EP0284805A2 Tube disconnector |
| 09/13/1988 | US4770201 Fluid flow valve |
| 08/30/1988 | CA1241250A1 Air release valve |
| 08/23/1988 | US4765537 Radiator vent valve |
| 08/17/1988 | EP0278746A2 Air admittance valve for use in drainage systems |
| 08/16/1988 | US4763684 Gas separation valve assembly for a diesel motor system equipped for measuring fuel consumption |
| 08/02/1988 | US4760863 Pressure vacuum valve, more particularly to the storage tanks for volatile liquids |
| 07/28/1988 | DE3801036A1 Automatic air-outlet device for fluid-channelling pipelines, with a pressure-compensation system |
| 07/26/1988 | US4759476 Venting apparatus for liquid-filled systems |
| 07/12/1988 | CA1239071A1 Air relief device for liquid flow pipe |
| 06/16/1988 | DE3739981A1 Quick-action venting valve |
| 05/25/1988 | CN87205222U Cam type high-pressure inflate clamp |
| 05/10/1988 | US4742843 Air and vacuum relief valve |
| 04/26/1988 | US4739791 Fluid collection container particularly useful in suction pumps |
| 04/12/1988 | US4736863 Ball-valve fuel cap |
| 03/23/1988 | CN87209416U Multi-purpose charging connector |
| 03/15/1988 | US4730638 Combination automatic and manual bleed valve |
| 03/02/1988 | EP0257811A2 A fluid flow valve |
| 02/16/1988 | US4724868 Cap with valve |
| 02/16/1988 | US4724860 Float controlled valve assembly |
| 02/09/1988 | US4723705 Device for ventilating a closed conduit system |
| 02/02/1988 | USRE32587 Exhaust valve having a constant bleed rate |
| 01/26/1988 | US4721283 Vent valve construction for a storage tank, storage tank containing the same and method of making the same |
| 01/19/1988 | CA1231619A1 Flow regulator |
| 01/13/1988 | EP0252155A1 Depressurizing, swelling and drying apparatus |
| 01/07/1988 | EP0250536A1 Method and valve for controlling liquid draining. |
| 12/22/1987 | US4714484 Ventilating device |
| 11/25/1987 | CN87202938U Jet-type automatic air-supplying installation |
| 11/19/1987 | EP0245454A1 Pressure relief and vacuum vent valve |
| 11/03/1987 | CA1228797A1 Apparatus for the feeding with a continuous streamlet of cyrogenic liquid, namely liquid nitrogen |
| 10/27/1987 | US4702268 To permit gas flow |
| 10/20/1987 | US4700732 For protecting from low temperature effects |
| 10/07/1987 | EP0239788A2 Gas separator |
| 09/29/1987 | US4696322 Faucet valve with anti-siphon back flow preventer |
| 09/29/1987 | US4696321 Air release and vacuum breaker valve system |
| 09/23/1987 | EP0238160A2 Roll-over valve |
| 09/16/1987 | EP0237508A1 A device for venting a closed conduit system |
| 08/19/1987 | EP0232713A2 Automatic venting device for a liquid-filled system |
| 08/19/1987 | EP0144369B1 Flow regulator |
| 06/30/1987 | CA1223497A2 Backflow preventer apparatus |
| 06/23/1987 | US4674531 Flow regulator |
| 06/18/1987 | WO1987003665A1 Faucet valve with anti-siphon back flow preventer |
| 06/18/1987 | WO1987003664A1 Method and valve for controlling liquid draining |
| 06/18/1987 | WO1987003455A1 Depressurizing, swelling and drying apparatus |
| 06/02/1987 | CA1222431A1 Wall hydrant |
| 05/21/1987 | WO1987003062A1 Pressure relief and vacuum vent valve |
| 05/21/1987 | DE3540937A1 Ventilation valve for the avoidance of back diffusion of oil in vacuum systems |
| 05/20/1987 | EP0222447A1 Leak- and vibration-proof valve |
| 05/12/1987 | US4664451 Air bleeder for fluid system |
| 05/07/1987 | DE3538670A1 Air inlet and venting means for a housing |
| 04/07/1987 | US4655238 Roll-over valve |
| 03/18/1987 | EP0214367A1 Aeration device |
| 02/03/1987 | US4640304 Overflow vent valve |
| 01/20/1987 | CA1216802A1 Gas-liquid vortex separator-eliminator |
| 01/13/1987 | US4635672 Air vent |
| 01/08/1987 | DE3523330A1 Venting device for a gas-containing liquid medium |
| 12/16/1986 | CA1215286A1 Gas venting valve |
| 12/03/1986 | EP0203250A1 Air relief device for liquid flow pipe |
| 11/04/1986 | CA1213498A1 Float valve |
| 10/28/1986 | CA1213189A1 Automatic reservoir bleed valve |
| 10/15/1986 | EP0197401A2 Float-actuated valve |
| 09/24/1986 | EP0195398A2 Valve combination |
| 09/24/1986 | CN85108181A Valve for respirator |
| 09/10/1986 | EP0194076A2 Valve |
| 08/12/1986 | US4605032 Air vent device for fuel tank on vehicle |