| Patents for F16K 24 - Devices, e.g. valves, for venting or aerating enclosures (3,320) |
|---|
| 01/19/1982 | USRE30849 Anti-siphon and backflow prevention valve |
| 01/12/1982 | CA1116045A1 Ventilation valve |
| 12/29/1981 | US4307748 Sealing devices for bleed screws |
| 12/15/1981 | CA1114337A1 Safety valve for packages |
| 12/09/1981 | EP0041268A1 Pressure relief valve for hermetically closed containers |
| 12/01/1981 | CA1113343A1 Frostproof backflow preventer |
| 11/17/1981 | US4300699 Fuel tank for motor vehicles |
| 11/17/1981 | US4300588 Steam trap with spherical inverted bucket float |
| 11/10/1981 | US4299248 Diaphragm valve air vent device for water systems |
| 10/06/1981 | CA1110203A1 Limited torque locking fuel cap |
| 09/15/1981 | US4289163 Vent valve for a mobile tank |
| 09/08/1981 | CA1108567A1 Closure cap and dispenser body assembly |
| 08/18/1981 | US4284104 Safety valve for packages |
| 07/14/1981 | US4278107 Automatic vacuum relief valve for hopper cars |
| 06/09/1981 | US4271977 Closing device for a tank for a hydrocarbon or like liquid |
| 05/26/1981 | CA1101797A1 Plastic filler neck cap |
| 05/06/1981 | EP0028055A1 Ball valve |
| 05/05/1981 | CA1163524B Automatic bleeder valve |
| 05/05/1981 | CA1100386A1 Automatic bleeder valve |
| 04/14/1981 | US4261477 Motor vehicle fuel tank venting device |
| 04/14/1981 | CA1099183A1 Waste water outlet sanitary plant comprising a siphon |
| 04/14/1981 | CA1099182A1 Automatic valve device for sanitation waste pipes |
| 03/24/1981 | USRE30552 Fuel vapor vent valve |
| 03/10/1981 | US4254793 Ball valve having valve chamber venting seal assemblies |
| 02/03/1981 | CA1094913A1 Fuel vapor vent valve |
| 01/07/1981 | EP0022014A1 Safety relief valve with automatic venting |
| 01/06/1981 | US4243066 Fluid flow control valves |
| 01/06/1981 | US4243065 Apparatus for removing gas from a liquid |
| 12/30/1980 | US4241747 Safety valve having a rupturable housing |
| 12/16/1980 | US4239180 Compensated force valve with two seats |
| 12/09/1980 | US4237927 Automatic air inlet and outlet valve assembly |
| 11/11/1980 | CA1089511A1 Pneumatic conveying system |
| 10/28/1980 | US4230142 Vent/vacuum breaker float valve assembly |
| 10/14/1980 | CA1087589A1 Vented ball-type cut-out cock |
| 09/03/1980 | EP0015187A1 Closure for a tank for hydrocarbon or similar liquids |
| 08/19/1980 | CA1083921A1 Vacuum breaker valve |
| 08/12/1980 | US4217120 Air-oil separator for aircraft gearbox |
| 07/29/1980 | US4214603 Filter unit for a baseboard hot water heating system |
| 07/08/1980 | CA1080987A1 Breather vent for vapor vent valve |
| 07/01/1980 | US4210176 Hydraulic liquid reservoir with internal baffle |
| 06/24/1980 | US4209033 Vacuum breaker valve |
| 06/24/1980 | US4209032 Air-relief valves |
| 06/17/1980 | CA1079705A1 Vented ball type angle cock |
| 06/10/1980 | US4206777 Vacuum breaker valve and stem packing assembly |
| 05/28/1980 | EP0011544A1 Safety valve for packages |
| 04/08/1980 | US4197097 Apparatus for venting gas from afluid system |
| 04/08/1980 | CA1075172A1 Air oil separator for aircraft gearbox |
| 03/25/1980 | US4194530 Restrictive vent |
| 03/18/1980 | CA1073778A1 Safety valves for protection against liquid contamination |
| 01/29/1980 | US4185654 Anti-siphoning device for venting drain lines |
| 12/04/1979 | US4176678 Safety device for venting a fuel tank |
| 10/23/1979 | US4171925 Pneumatic conveying system |
| 10/16/1979 | CA1064416A1 Safety device for the ventilation of a fuel tank_ |
| 09/25/1979 | US4168788 Closure cap and dispenser body assembly |
| 09/04/1979 | US4166791 Sewage gas collection reservoir |
| 08/07/1979 | US4163456 Air release valve |
| 05/22/1979 | CA1054899A1 Liquid dispensing and vapor recovery system and valve assembly utilized therein |
| 05/08/1979 | US4153073 Liquid dispensing and vapor recovery system and valve assembly utilized therein |
| 04/03/1979 | US4147096 Breather vent for vapor vent valve |
| 03/06/1979 | US4142677 Fuel vapor vent valve |
| 02/06/1979 | US4137943 Diaphragm vent valve for fluid storage tank with vapor recovery system |
| 01/16/1979 | US4134419 Tri-combination system |
| 11/28/1978 | CA1043218A1 Vap or recovery valve |
| 11/14/1978 | US4125128 Vented ball-type cut-out cock |
| 10/03/1978 | US4117856 Frostproof backflow preventer |
| 10/03/1978 | CA1039615A1 Valve for venting the interior of a rotatable hollow element |
| 08/29/1978 | US4109894 Pilot valve device for regulating the flow of a fluid |
| 08/22/1978 | US4107961 Locking gas cap with torque override feature |
| 08/22/1978 | CA1036896A1 Diverter valve |
| 07/11/1978 | US4099543 Vented ball type angle cock |
| 05/30/1978 | US4091955 Plastic filler neck cap |
| 04/25/1978 | US4085767 Reverse flow valve for pneumatic systems |
| 04/04/1978 | US4082106 Air eliminator valve |
| 03/07/1978 | US4077429 Push-fit inlet valve assembly |
| 02/21/1978 | US4074986 Valved water container with seal |
| 12/27/1977 | US4064895 Non-siphoning float controlled valve assembly |
| 11/01/1977 | US4056118 Syphon tube and vent valve assembly |
| 10/04/1977 | US4051975 Cap for fuel tank |
| 08/23/1977 | US4043489 Combination vent and shut off valve |
| 07/19/1977 | US4036255 Vapor recovery adapter |
| 06/07/1977 | US4027691 Device for venting and aerating closed circulatory water flow systems |
| 04/05/1977 | US4015621 Pressure control and fluid venting system for a pressurized container |
| 03/22/1977 | US4013265 Air evacuation valve for blood pressure measuring device |
| 03/22/1977 | US4013089 Back flow preventer valve |
| 03/15/1977 | US4011884 Liquid-level valving device particularly useful as automatic relief valve |
| 02/22/1977 | US4008732 Diverter valve |
| 01/11/1977 | US4002495 Explosion-proof vent barrel for a battery |
| 01/04/1977 | US4000633 Locking gas cap with torque override feature |
| 12/28/1976 | US3999571 Pressure relief valves |
| 12/28/1976 | US3999570 Irrigation drain valve |
| 12/21/1976 | US3998078 Limited torque locking fuel cap |
| 12/14/1976 | US3997634 Diffuser assembly |
| 12/07/1976 | US3995657 Valve |
| 10/26/1976 | US3987706 Fill and relief valve arrangement |
| 10/12/1976 | US3985157 Adjustable regulator vent cover |
| 10/05/1976 | US3984648 Circuit breaker actuating device |
| 09/28/1976 | US3982538 Safety valves for protection against liquid contamination |
| 08/24/1976 | US3976452 Device for the separation of gas from a liquid |
| 08/10/1976 | US3973588 Air outlet valve for diving apparatus |
| 08/10/1976 | US3973582 Flexible band device |