| Patents for F16K 15 - Check valves (18,131) |
|---|
| 01/29/1985 | US4495964 Unidirectional-flow fluid valve |
| 01/22/1985 | US4494575 Gravity dump valve |
| 01/22/1985 | US4494564 For use in closing an open ended material conduit |
| 01/22/1985 | CA1181286A1 Check valve for use with high pressure pump |
| 01/16/1985 | EP0131480A1 Jet division device for a filling head |
| 01/09/1985 | EP0130853A1 Actuating device for filling a closed container |
| 01/08/1985 | US4492253 For large-sized sewage conduits |
| 01/08/1985 | US4492249 Mounted check valve assembly |
| 01/08/1985 | CA1180632A1 Device for the repeated injection of grout material in liquid state into a volume to be treated |
| 01/02/1985 | EP0129738A1 Discharging valve device for a compressor |
| 12/27/1984 | EP0129410A2 Backflow check valve |
| 12/27/1984 | EP0129072A2 Valve device for a bag with two welded sheets |
| 12/25/1984 | US4489753 Straightway valve |
| 12/25/1984 | US4489752 Guard guided multiple element flow configured poppet valve |
| 12/25/1984 | US4489744 Liquid blocking check valve |
| 12/18/1984 | CA1179575A1 Valve assembly |
| 12/11/1984 | US4487662 Electrodeposition method for check valve |
| 12/11/1984 | US4487222 Poppet type fluid valve with replaceable wear surface |
| 12/11/1984 | US4487215 Gas venting valve |
| 12/11/1984 | CA1179237A1 Modular check valve |
| 12/04/1984 | US4485904 Vacuum system for an automotive vehicle |
| 12/04/1984 | US4485844 Back pressure inducer |
| 12/04/1984 | US4485724 Hydraulic control apparatus |
| 11/21/1984 | EP0125538A1 Single acting fluid-pressure-operable device |
| 11/06/1984 | US4480812 Trap with reduced force opening means |
| 10/30/1984 | US4479508 Reinforced valve member |
| 10/30/1984 | CA1177038A1 Delivery valve assembly, especially for rotary compressors |
| 10/25/1984 | WO1984004044A1 Pump-actuated sequencing valve and system |
| 10/24/1984 | EP0122740A2 Alarm check valve |
| 10/23/1984 | US4478587 Inflatable boat valve and mounting therefor |
| 10/16/1984 | US4477242 Backflow preventer for an injection molding machine |
| 10/02/1984 | US4474211 Pressure and vacuum relief valve with debris-catching feature |
| 10/02/1984 | US4474209 Solar heating check valve and flow indicator |
| 10/02/1984 | CA1175317A1 Power assisted check valve |
| 09/26/1984 | EP0083593B1 Valve used for the supply, the monitoring and taking of a medium contained in an implanted container |
| 09/18/1984 | US4471804 Blade valves for compressors |
| 09/12/1984 | EP0118403A1 Back flow preventing device in the outlet pipe of a pump |
| 09/05/1984 | EP0117785A2 Vacuum check valve |
| 09/05/1984 | EP0117549A2 Wall mountable vacuum breaker |
| 09/04/1984 | US4469126 Discharge valve assembly for refrigeration compressors |
| 09/04/1984 | US4469122 Modular check valve |
| 08/30/1984 | WO1984003343A1 Improved valve component |
| 08/29/1984 | EP0117050A1 Intercranial pressure regulator valve |
| 08/21/1984 | US4466779 For well head flow lines |
| 08/14/1984 | US4465102 Check valve |
| 08/14/1984 | US4465095 Pressure-operated flow control valve and molding method |
| 08/01/1984 | EP0114721A2 Tire valve and low pressure indicator |
| 08/01/1984 | EP0114472A1 Valve assembly for the supply of a pressurized gaseous fluid to closed containers |
| 07/19/1984 | WO1984002762A1 Non-return valve for pulsating burners |
| 07/17/1984 | CA1171052A1 Sealing device for valves |
| 07/17/1984 | CA1170922A1 Vehicle tire deflation signalling system |
| 07/04/1984 | EP0112701A2 Valve element for use in an ink-jet printer head |
| 07/03/1984 | US4457340 Power-assisted valve, particularly for systems handling viscous materials |
| 07/03/1984 | US4457333 Check valve with relief-valve feature |
| 07/03/1984 | US4457330 Reversible quick exhaust valve |
| 06/13/1984 | EP0110552A1 Improvements in or relating to pumps for dispensing beverages |
| 06/13/1984 | EP0110289A1 Equalizing valve |
| 06/13/1984 | EP0110061A1 Improvements in shut-off and check valves |
| 06/12/1984 | US4453569 Check valve with inspection means |
| 06/12/1984 | US4453561 Check valve assembly for use in backflow preventers or the like |
| 06/05/1984 | US4452177 Valve for use in a suction line |
| 06/05/1984 | CA1168550A1 Check valve |
| 05/30/1984 | EP0109956A1 Device for an automatic air valve for sewage systems |
| 05/29/1984 | US4451047 For sealing in high pressure |
| 05/29/1984 | US4450860 For use in a compressor |
| 05/23/1984 | EP0108997A1 Valve plate having excentrically articulating arms |
| 05/22/1984 | CA1167686A1 One-piece roof vent device and methods of constructing and utilizing same |
| 05/16/1984 | EP0108075A1 Pressure relief valve for a flexible hollow body |
| 05/15/1984 | US4449242 Flexible, resilient anti-contamination baffle |
| 05/15/1984 | US4448212 Check valve for use with high pressure pump |
| 05/15/1984 | CA1167346A1 Valve having suck-back feature |
| 05/08/1984 | US4446886 Safety relief valve soft seat |
| 05/02/1984 | EP0107143A1 Valve, especially a mixing valve |
| 05/02/1984 | EP0106966A1 A valve for mounting on the rim of wheels provided with tubeless tyres |
| 05/01/1984 | US4445533 Air check valve assembly for powdered bulk product transport |
| 04/17/1984 | US4442875 Propellant charging head for filling a storage chamber of a propellant storage construction |
| 04/10/1984 | USRE31549 One-piece roof vent device and methods of constructing and utilizing same |
| 03/27/1984 | CA1164508A1 One way valve with directional injector |
| 03/20/1984 | US4437492 Poppet check valve |
| 03/20/1984 | US4437491 Valve piston |
| 03/20/1984 | US4437487 For a fuel tank |
| 03/20/1984 | US4437485 Check valve |
| 03/06/1984 | US4434810 Bi-directional pressure relief valve |
| 02/29/1984 | EP0101589A1 A valve for use in a suction line |
| 02/28/1984 | US4433703 Panel mounted vacuum control valve |
| 02/28/1984 | US4433702 Fully opening flapper valve apparatus |
| 02/28/1984 | CA1162820A1 Quick repair check valve |
| 02/08/1984 | EP0100027A1 Valve |
| 01/31/1984 | US4428392 Breathing valve |
| 01/31/1984 | CA1161409A1 Unloader/check valve |
| 01/24/1984 | US4427174 Irrigation system flushing valve |
| 01/24/1984 | US4427025 Swing check valve |
| 01/17/1984 | US4426062 Fluid flow control valves |
| 01/17/1984 | US4425934 Head of an air pump for inflating pneumatic tires having a motorcycle valve |
| 01/10/1984 | CA1160139A1 Valve and check piston |
| 01/03/1984 | CA1159744A1 Valve for toy-ballons |
| 12/27/1983 | US4422469 Submersible pump check valve |
| 12/20/1983 | US4421123 Multiple sample needle valve |
| 12/13/1983 | US4420010 In-line back flow preventer |
| 11/24/1983 | WO1983004081A1 Pressure relief valve for a flexible hollow body |