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)
09/1991
09/18/1991CN2085007U Hand auto-close water saving device
09/18/1991CN1054658A Straight down pressure valve for fluid
09/18/1991CN1013988B Valve sealing structure of bracing type
09/17/1991US5048565 Valve assembly with check valve for gas container
09/17/1991US5048554 Valve for a gas cylinder
09/17/1991CA1289124C Flexible watertight device for butterfly type closure
09/11/1991CN2084539U Remnant liquid burning valve of liquified gas steel bottle with liquid path
09/11/1991CN2084538U Hand push water tap
09/10/1991US5046703 Heat resistant microbeads
09/05/1991WO1991013245A2 Engine throttle blade sealing
09/04/1991CN2084136U Automatic bleeding valve of radiator for central heating
09/04/1991CN2084135U Sanitary simple tap
09/04/1991CN2084134U Leakage-proof tap
09/04/1991CN2084133U Self cut-off water saving tap
09/04/1991CN2084132U Touching type fast liquid supply device
09/03/1991US5044604 Valve plug having fluid directing grooves
09/03/1991US5044402 Variable air volume terminal unit
08/1991
08/28/1991EP0443181A1 Butterfly valve
08/28/1991CN2083666U Central heating inlet valve
08/28/1991CN2083665U Anti corrosion stop valve
08/28/1991CN2083664U Water cutting-off self closing tap
08/28/1991CN2083663U Non leakage stop valve
08/28/1991CN2083662U Vertical antomatic exhaust valve
08/28/1991CN2083661U Float spring exhuast valve
08/28/1991CN1054117A Engine throttle blade sealing
08/27/1991CA1288056C Noise reduction spoiler for a damper
08/22/1991DE4005424A1 Shutter valves for gas in adjacent branched pipes - has each shutter controlled by single drive, opening one shutter while closing other and vice=versa
08/21/1991EP0441918A1 Pressure limiting valve with teflon seal.
08/21/1991CN2083225U Vertical automatic exhaust valve
08/21/1991CN2083224U Rigid sealing stop valve capable of preventing fall-off of valve clack
08/21/1991CN2083223U Corrosion-resisting valve
08/21/1991CN2083222U Gasoline cut-off valve
08/21/1991CN2083221U Pedal valve
08/21/1991CN2083220U 截阀 Cut-off valve
08/21/1991CN2083219U Safety water tap
08/20/1991US5041158 Powdered metal part
08/20/1991CA1287828C Butterfly valve construction having a composite seat
08/14/1991EP0440826A1 Valve
08/14/1991CN2082797U Tap for gas pipeline
08/14/1991CN2082796U Hydraulic pressure adjustable automatically controlled tap
08/13/1991CA1287550C Process and an apparatus for the control of a leakage cavity of a valve
08/08/1991WO1991011644A1 Needle packing assembly
08/08/1991WO1991011640A1 Timing control for a dual poppet valve
08/07/1991EP0418293A4 Valve assembly
08/07/1991CN2082342U Safety tap with water saving function
08/07/1991CN2082341U Double control type non leak valve with water saving function
07/1991
07/31/1991EP0438688A1 Shutt-off valve
07/31/1991CN2081922U Metal-sealed butterfly bamper with electric quick-closing function
07/31/1991CN2081921U 止水阀 Sealing valve
07/31/1991CN2081920U Lk-model pedal water-saving valve
07/31/1991CN1053482A Valve member
07/30/1991US5035256 Two-way valve for fitting to the downstream end of a fluid distribution pipe adapted to be cleaned by scraping
07/30/1991US5035214 Engine throttle blade sealing
07/30/1991CA1287036C Diaphragm valve
07/25/1991DE4001605A1 Locking tappet for shot-off valve - consists of sheet metal body with eccentric fastening to spindle axle
07/24/1991EP0438040A2 Device relating to a butterfly valve
07/24/1991CN2081461U Automatic compensating sealed butterfly gate
07/24/1991CN2081460U Automatic stop valve
07/24/1991CN2081459U Floating lever rod type automatic air outlet valve
07/24/1991CN2081458U Energy-saving tap
07/24/1991CN2081457U Straight liquid parallel-pressure valve
07/24/1991CN2081456U Long life tap
07/23/1991US5033499 Pressure reducing valve
07/17/1991CN2081016U Regulating valve for sprinkling flowers and plants
07/17/1991CN1013219B Inversely-opened valve with mass-balance ball
07/17/1991CN1013218B Diaphragm valve
07/10/1991CN2080596U Butterfly valve by metal rigid seal with inflating o-ring
07/10/1991CN2080595U Electro-pneumatic bi-pass rocker valve
07/10/1991CN2080594U Tap capable of preventing clogging with ice
07/10/1991CN2080593U 全封闭截止阀 Closed shut-off valve
07/09/1991US5029808 Lock assembly for valve
07/09/1991US5029599 Butterfly valve method and apparatus
07/03/1991EP0434912A1 Lift valve
07/03/1991CN2080123U 淋浴控制阀 Shower control valve
07/03/1991CN2080122U Automatic water saving valve when water cut-off
06/1991
06/26/1991EP0433406A1 Diving regulator demand valve.
06/26/1991CN2079689U Full sealing leakless water tap
06/26/1991CN2079688U Self closing water saving valve
06/19/1991CN2079238U Depressed self-cut off water-saving tap
06/19/1991CN2079237U Inside/outside leakage-proof plunger stopping valve
06/19/1991CN2079236U Automatic gas exhausting and water cutting off valve for central heating
06/19/1991CN2079235U Direct flow fluid consequent pressure valve
06/18/1991US5024416 Valve actuator
06/18/1991CA1284979C Metering valve
06/12/1991CN2078832U Rapid valve without backpressure
06/12/1991CN2078831U Spinning water valve
06/12/1991CN2078830U Water-control valve
06/12/1991CN2078829U Timing valve for domestic liquefied gas
06/11/1991US5022436 Balanced dual poppet valve
06/11/1991CA1284796C Fireproof valve assembly and seal element for use therein
06/05/1991EP0430664A1 Valve assembley
06/05/1991CN2078399U Automatic exhuast valve
06/05/1991CN2078398U No load protection stop valve for air-balanced oil suction device
05/1991
05/29/1991EP0428698A1 Isolators
05/29/1991CN2077940U Water-saving washers
05/29/1991CN2077939U Butterfly valves with inside hoops
05/29/1991CN2077938U Valves
05/29/1991CN2077937U Shower stop valves
05/28/1991US5019102 Anti-refluxive internal ureteral stent with a dynamic hood-valve at the vesical end for prevention of urinary reflux into the upper urinary tract upon increase of vesical pressure
05/28/1991US5018552 Valve assembly for packing fluid under pressure and packing provided with such assembly