Patents for F16K 1 - Lift valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces (29,799) |
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03/01/1977 | US4009865 Regulating flow |
02/22/1977 | US4008992 Valve system, particularly for cigarette lighter |
02/22/1977 | US4008878 Gas control valve for gas shielded electric welding torches |
02/22/1977 | US4008877 Butterfly valve apparatus |
02/22/1977 | US4008733 Filling valves for pressure fueling devices |
02/15/1977 | US4007910 Butterfly valve apparatus |
02/08/1977 | US4006883 Adjustable seat for butterfly valves |
02/08/1977 | US4006882 Butterfly valve of large diameter |
02/01/1977 | US4005849 Butterfly valve |
02/01/1977 | US4005848 Bidirectional pressure-assisted valve seal |
01/18/1977 | US4003548 High-pressure valve with balanced internal components |
01/18/1977 | US4003405 Apparatus for regulating the flow rate of a fluid |
01/18/1977 | US4003401 Liquid outlet valve |
01/18/1977 | US4003394 Disc valve with improved seal ring |
12/28/1976 | US3999813 Pressure flow regulator |
12/28/1976 | US3999573 Tap or valve |
12/14/1976 | US3997142 Pressure sensitive and temperature responsive rotary valve |
12/14/1976 | US3996962 Backflow preventer and relief valve assembly |
12/14/1976 | US3996961 Flow regulator for air ducting |
12/07/1976 | US3995661 Flow control valve for magnetic particulate |
11/23/1976 | US3993096 Damper construction |
11/23/1976 | US3993093 Non-return valve |
11/16/1976 | US3991974 Butterfly valve |
11/16/1976 | US3991973 Cartridge valve with multiple shut-off |
11/16/1976 | US3991784 High/low safety valve |
11/09/1976 | US3990680 Valve construction and method of making the same |
11/09/1976 | US3990675 Butterfly valve |
11/09/1976 | US3990473 Valve arrangement |
10/26/1976 | US3988002 In-line balance valves |
10/26/1976 | US3988000 Seals for a gas service butterfly valve |
10/26/1976 | US3987818 Safety trip valve for steam or gas turbines with means to assure controlled opening from the closed position |
10/26/1976 | US3987814 Flow responsive poppet relief valve |
10/26/1976 | US3987812 Adapter valve |
10/19/1976 | US3986699 Positive shut-off seal |
10/12/1976 | US3985335 Ball valve |
10/12/1976 | US3985332 Non-refillable safety valve |
10/12/1976 | US3985331 High resolution micro-metering valve |
10/12/1976 | US3985300 Self-purging injection valve |
10/12/1976 | US3985156 Gas and liquid flow control valve |
09/28/1976 | US3982725 Valve actuator |
09/28/1976 | US3982322 Arrangement for the switching on-and-off of a pressurized medium flow |
09/21/1976 | US3981480 Variable gas leak rate valve |
09/21/1976 | US3981328 Hand-operable takeout valve for a fluid pressurized container |
09/21/1976 | US3981324 Combined valve and outage gauge |
09/21/1976 | US3981066 Method and apparatus for inserting seal rings into restricted grooves |
09/14/1976 | US3980272 Fire smoke damper |
09/07/1976 | US3979105 Valve with improved flow passage |
09/07/1976 | US3979104 Shaft sealing device for a butterfly valve |
08/31/1976 | US3977305 Operating mechanism for turning an axle end |
08/24/1976 | US3976280 Animal-actuated watering valve |
08/24/1976 | US3976245 Automatic, temperature responsive damper assembly |
08/17/1976 | US3974860 Valve |
08/17/1976 | US3974849 Diaphragm valves |
07/27/1976 | US3971414 Servo butterfly valve and vane |
07/27/1976 | US3971413 Damper arrangement |
07/27/1976 | US3971411 Variable resistance type throttling trim |
07/27/1976 | US3971399 Arrangements for preventing or minimizing over-pressures in gas pipes |
07/20/1976 | US3970280 Venting valve for a steam decorticator |
07/06/1976 | US3967813 Butterfly flap valve |
07/06/1976 | US3967812 Shaft seal for corrosion resistant butterfly valve |
07/06/1976 | US3967808 Irrigation valve with metal seat |
06/15/1976 | US3963213 Butterfly valve |
06/15/1976 | US3963211 Rotary valve |
06/08/1976 | US3961769 Adjustable bearing structure for butterfly gate valves |
06/08/1976 | US3961405 Method of fabricating a butterfly valve |
06/01/1976 | US3960364 High pressure tight shutoff valve seal |
06/01/1976 | US3960177 Low torque and low noise butterfly valve disc |
06/01/1976 | US3960065 Air control apparatus |
05/25/1976 | US3958595 Corrosion resistant valve construction |
05/25/1976 | US3958314 Seal for butterfly valves |
05/18/1976 | US3957083 Pressure sensitive regulating valve |
05/18/1976 | US3957073 Pressure balancing valve |
05/11/1976 | US3955794 Hermetically sealed valve with fixed diffuser |
04/27/1976 | US3952994 Throttling and shut-off valve |
04/20/1976 | US3951380 Demountable valve |
04/13/1976 | US3949776 Disk valve |
04/06/1976 | US3948481 Draincock for automotive cooling system |
04/06/1976 | US3948479 Labyrinth type valve for high pressure drop applications |
04/06/1976 | US3947942 Seal for LP gas cylinder valve and method and tool for installation of same |
03/30/1976 | US3946986 Flow regulating valve |
03/30/1976 | US3946752 Flue gas valve for the refining process in the inert gas system |
03/23/1976 | US3945607 Pressure safety valve |
03/23/1976 | US3945398 Check valves |
03/23/1976 | US3945393 Regulating valve |
03/23/1976 | US3945390 Sealing system for shutoff elements |
03/16/1976 | US3943967 Cartridge faucet |
03/16/1976 | US3943961 Cock unit for hydraulic systems, with interchangeable delivery spouts |
03/09/1976 | US3942564 Fuel tank filling inlet port device |
02/24/1976 | US3940108 Reinforcement ring and seat for butterfly valve |
02/24/1976 | US3939869 Hydraulic control valve for remote receiver |
02/24/1976 | US3939864 Valve lock |
02/17/1976 | US3938541 Shaft seal for a check valve |
02/10/1976 | US3937441 Rotary valve |
01/27/1976 | US3934851 Butterfly valve having a split vane |
01/27/1976 | US3934850 Adjustable valve seat |
01/27/1976 | US3934849 Seating and actuator for a ball valve |
01/27/1976 | US3934814 Fluid-flow control valve |
01/20/1976 | US3933174 Valve with a pulsation damping device |
01/13/1976 | US3931955 Butterfly valve |