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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07/11/1989 | US4846212 Bleed valve assembly for double block and bleed system |
07/06/1989 | DE3743707A1 Valve with a presetting of the throughflow quantity |
07/05/1989 | EP0323448A2 Valves for fluids |
07/05/1989 | CN2040567U 卫生水龙头 Health faucet |
07/04/1989 | US4844115 Butterfly valve |
06/29/1989 | DE3829783A1 Section-regulating valve for heating systems |
06/28/1989 | EP0322406A2 Bellows valve |
06/28/1989 | EP0321500A1 Stop valve for fluids. |
06/28/1989 | CN2040200U Water saving tap automatically closed when water is off |
06/28/1989 | CN2040199U Air push valve |
06/28/1989 | CN2040198U Automatic discharge valve for radiator |
06/27/1989 | US4842246 Valve seat configuration |
06/27/1989 | US4842018 Valve assembly |
06/27/1989 | CA1256417A1 Double seat valve |
06/21/1989 | EP0321129A2 Composite elastomer-tipped tubular metallic device for armature and needle valve applications |
06/21/1989 | CN2039780U Double bellows diaphragm tap |
06/21/1989 | CN2039779U Self-closing tap by water supply cutting-off |
06/21/1989 | CN2039778U Press type conical plug tap |
06/21/1989 | CN2039777U All sealing valve |
06/20/1989 | US4840351 Faucet structure |
06/20/1989 | US4840191 Inflatable valve |
06/15/1989 | WO1989005127A1 Antireflux ureteral duct with bladder-side dynamic cap valve |
06/15/1989 | DE3741374A1 Drain valve, in particular for heated containers |
06/15/1989 | DE3740708A1 Vacuum valve |
06/15/1989 | DE3740613A1 Seat ring for shut-off valve devices |
06/14/1989 | EP0320491A2 Closure element for pipelines |
06/14/1989 | EP0320490A2 Cut-off member |
06/14/1989 | CN2039371U Magnetically-controlled leakproof valve |
06/13/1989 | US4838306 Pneumatic locking valve with manual override |
06/07/1989 | EP0318693A1 Method for making a valve body and a valve thus obtained |
06/07/1989 | CN2038971U Oil fill and oil drain valve for high pressure electrical equipment |
06/07/1989 | CN2038970U No-leak floating ball valve |
06/07/1989 | CN2038969U Drain type water-saving tap |
06/06/1989 | US4836500 Assembly and method for installing and retaining valve seals |
06/06/1989 | US4836499 Butterfly valves |
06/06/1989 | US4836163 Throttle-butterfly connector piece for an internal combustion engine |
06/01/1989 | WO1989004934A1 Ball check valve |
05/31/1989 | CN2038579U Straight-through type high voltage valve porcelain liner |
05/30/1989 | US4834338 High pressure flexible seat valve trim |
05/30/1989 | US4834141 Two position seat valve |
05/24/1989 | CN2038171U Gas controlling lifting valve |
05/24/1989 | CN2038170U Anti-freezing automatic drain valve for vehicle |
05/23/1989 | US4832311 Valve apparatus |
05/23/1989 | US4832078 Quick-action valve |
05/17/1989 | EP0316127A1 Double block and vent valve system |
05/17/1989 | CN2037796U Metallic-diaphragm valve |
05/17/1989 | CN2037795U Water-saving, sanitary, safe and fast water controller (tap) |
05/16/1989 | US4830331 High pressure fluid valve |
05/16/1989 | US4830115 Valve assembly for sprinkler head |
05/16/1989 | CA1254185A1 Actuator for control valves and related systems |
05/10/1989 | EP0315454A2 Valve assembly |
05/10/1989 | CN2037415U Hand-operated butterfly valve |
05/10/1989 | CN1032845A Valve sealing structure of bracing type |
05/09/1989 | US4828221 Valve assembly |
05/03/1989 | EP0313577A1 A method and an apparatus for measuring blood pressure. |
05/03/1989 | CN2037013U Remote controlled cut-off valve |
05/03/1989 | CN1004099B Variable eccentric butterfly valve |
05/02/1989 | US4826135 Arrangement for a valve assembly for a liquid jet printer |
05/02/1989 | US4826133 Seal arrangement for flap valve |
05/02/1989 | US4825895 Water injection choke valve |
04/26/1989 | CN2036605U Automatic temp.-sensitive spray valve |
04/26/1989 | CN1004022B Rotative joint between a valve member and a valve stem |
04/26/1989 | CN1004021B Valve sealing mechanism |
04/25/1989 | US4823836 Dampers with leaf spring seals |
04/25/1989 | US4823748 Actuating arrangement |
04/19/1989 | EP0312500A2 Fluid flow control device and compression member therefor |
04/19/1989 | CN2036230U High-speed electromagnetic valve |
04/19/1989 | CN2036229U Water-saving tap for face-washing device |
04/19/1989 | CN2036228U Pneumatic water-supply valve |
04/18/1989 | US4822001 Positive fluid seal butterfly valve |
04/18/1989 | US4821771 For directing the flow of gas |
04/18/1989 | US4821507 Gas flow diverter |
04/13/1989 | DE3733050A1 Shut-off valve |
04/12/1989 | CN2035863U Multiple temperature refrigerator |
04/12/1989 | CN2035826U Abrasion-resistant slurry valve |
04/12/1989 | CN2035825U Automatic air-bleeding valve for central heating |
04/12/1989 | CN2035824U Trigger-switching valve |
04/12/1989 | CN2035823U Top-pushing water tap |
04/12/1989 | CN2035822U Automatic air-bleeding and water cut-off valve for water-heating |
04/05/1989 | EP0310530A2 Valve with manual actuating means |
04/05/1989 | EP0310521A1 Sealing arrangement for butterfly valve |
04/05/1989 | CN1032229A Noise-eliminating tap |
04/04/1989 | US4817916 Butterfly valve |
03/30/1989 | DE3829802A1 Shut-off element for fluid media |
03/29/1989 | EP0309131A2 Oil drain valve |
03/29/1989 | CN2035029U Evaporator discharge valve |
03/29/1989 | CN2035028U Noiseless water tap |
03/29/1989 | CN1032067A Fixed flow water tap |
03/28/1989 | US4815699 Valve with resilient, bellows mounted valve seat |
03/28/1989 | US4815698 Hard seated valve |
03/28/1989 | US4815697 Depressurization valve |
03/28/1989 | US4815693 Valve with actuating handle operable in different quadrants |
03/28/1989 | US4815692 Tap for a cylinder of gas under pressure |
03/28/1989 | CA1251770A1 Ball valve for cryogenic service |
03/22/1989 | EP0307733A2 Butterfly valves |
03/22/1989 | CN1031887A Inversely-opened valve with mass-balance ball |
03/21/1989 | US4813817 Plug valve |
03/21/1989 | US4813650 Valve seat retainer |
03/21/1989 | US4813452 Kinetic check valve |
03/21/1989 | US4813449 Poppet valve assembly and method of making same |