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