Patents for F16K 21 - Fluid-delivery valves (3,625)
12/1996
12/19/1996CA2257539A1 Multi-purpose automatic filling and leveling liquid basin with liquid transfer
12/18/1996EP0706423A4 Micro-volume fluid injector
12/11/1996CN2242381Y Time delay automatic closing water valve
11/1996
11/13/1996CN2240091Y Leakproof self-closing valve
10/1996
10/30/1996CN1134527A Self-closing liquid/gas control valve
10/22/1996US5566715 Flood prevention valve
10/15/1996US5564464 Storage tank shut-off valve
10/09/1996EP0681716A4 Improved automatic recirculation valve.
10/09/1996CN1032979C Memory-closed valve
10/02/1996EP0735000A1 A self-closing liquid/gas control valve
09/1996
09/30/1996CA2172773A1 Self-closing liquid/gas control valve
09/04/1996CN2234542Y Multifunctional automatic water distribution valve
08/1996
08/28/1996CN2234028Y Flushing valve
08/28/1996CN1129973A Fluid control valve system
08/14/1996EP0627034A4 Mains pressure flusher valve.
07/1996
07/17/1996CN2231355Y Water saving tap
07/16/1996US5535778 Drip irrigation lines flushing valve
07/10/1996CN1126258A Detergent dissolution apparatus having rotation jetting member
05/1996
05/29/1996CN2228166Y Timing closing device for gas valve
05/08/1996CN2226690Y Draw off valve
05/07/1996US5513395 Toilet with magnetic check valve
05/01/1996EP0709605A1 Automatic valve
04/1996
04/24/1996CN2225584Y Flow rate and time double control tap
04/17/1996EP0706423A1 Micro-volume fluid injector
04/03/1996EP0657005A4 Dispensing valve.
04/03/1996CN2223757Y Valve for water flushing device
02/1996
02/29/1996WO1996006233A1 Toilet with magnetic check valve
02/29/1996CA2197994A1 Toilet with magnetic check valve
02/21/1996EP0697371A1 Storage tank shut off valve
02/20/1996US5492000 Rotary valve controlled apparatus for stripping cans from bodymaking ram
02/01/1996DE4426730A1 Foam applicator pistol valve
02/01/1996DE4426024A1 Valve for tank drain pipe
01/1996
01/23/1996US5485866 Fluid shut off valve and fill level indication
12/1995
12/27/1995EP0688987A1 Improvements to silent or quick stopcocks for filling tanks with odorless fluids
12/27/1995CN2216181Y Self-closing water tap
12/27/1995CN2216180Y Auto-closing rubber flushing valve
12/19/1995CA2036082C Fluid dispensing valve with prestressed flexible membrane closure means
12/07/1995WO1995033153A1 Self-closing water tap
11/1995
11/21/1995US5467900 Precompression valve for trigger sprayer
11/15/1995EP0681716A1 Improved automatic recirculation valve
11/09/1995WO1995029776A1 Rotary valve controlled apparatus for stripping cans from bodymaking ram
10/1995
10/17/1995US5458152 Self-closing water valve
10/12/1995WO1995026830A1 Micro-volume fluid injector
10/10/1995US5456279 Diaphragm-type pilot valve having a self-cleaning control orifice
09/1995
09/21/1995WO1995025261A1 Precompression valve for trigger sprayer
09/19/1995US5451030 Metering valve
09/06/1995CN2206884Y Auto-controlled water-saving valve
09/05/1995US5447257 Valve trumpet spring and seal
08/1995
08/16/1995CN1106903A Memory-closed valve
08/15/1995US5441078 Device for terminating flow of a liquid after continuous flow of a predetermined duration
08/08/1995US5439199 Water balloon filling valve
08/01/1995US5437398 Media dispenser with isolated pump restoring system
07/1995
07/20/1995WO1995019550A1 Valve trumpet spring and seal
07/19/1995CN2203734Y Delay-action automatic closing tap
07/19/1995CN1105431A Coin-feed magnetocontrol valve for quantitatively supplying water
07/13/1995WO1995018932A1 Improvements to silent or quick stopcocks for filling tanks with odorless fluids
07/13/1995CA2157884A1 Improvements to silent or quick stopcocks for filling tanks with odorless fluids
06/1995
06/27/1995US5427351 Autoclosing flow-control valve
06/27/1995US5427137 Fluid shut off valve and fill level indication
06/14/1995EP0657005A1 Dispensing valve
06/14/1995CN2200739Y Water retaining delayed self-close water valve
06/08/1995DE4341650A1 Self-closing tap valve with magnetic actuator of auxiliary valve
05/1995
05/17/1995CN2197541Y Timing self shut-off tap
05/03/1995EP0650666A1 Drip irrigation lines flushing valve
05/02/1995US5411050 Capacity fuse valve
04/1995
04/19/1995CN2195023Y Multifunction delay-action self-closing water valve
03/1995
03/29/1995EP0645567A1 Self-closing valve
03/28/1995CA2030696C Overfill device for a liquid storage tank
03/22/1995CN2192785Y Ration automatic intermittent efflux valve
03/21/1995US5398722 Automatic control valve and method
03/09/1995DE4330457A1 Self-closing water valve
02/1995
02/14/1995US5388622 Automatic shutoff valve
02/08/1995EP0637711A1 Valve for fluids
02/08/1995EP0637710A1 Self-closing valve
02/01/1995EP0636223A1 Valved outlet
02/01/1995EP0355153B1 Liquid level control system
01/1995
01/19/1995WO1995002138A1 Fluid control valve system
01/18/1995CN2187718Y Time-delayed controllable self-cutting off valve
01/18/1995CN2187717Y Self cutting off tap
12/1994
12/28/1994CN2186338Y Adjustable automatic turn-off water tap
12/27/1994US5375745 Media dispenser with initial pressure-relief state
12/14/1994EP0628757A1 Tamper proof device for a self closing valve
12/13/1994CA2005885C Fluid fill valve with accurate fill level mechanism
12/07/1994EP0627034A1 Mains pressure flusher valve
11/1994
11/30/1994EP0625956A1 Sealless dispensing apparatus
11/25/1994CA2121516A1 Flush valve filter and bypass orifice
11/23/1994CN2183483Y Multi-function delay self-closing flushing valve
11/08/1994US5362026 Water flow control system
11/02/1994EP0417220B1 Fluid fill valve with accurate fill level mechanism
11/02/1994CN2181607Y Automatic controlled constant weight water feed valve
10/1994
10/20/1994CA2094326A1 Apparatus for use in filling reservoirs to a predetermined level
10/11/1994US5353836 Dispensing valve
09/1994
09/21/1994CN2177854Y Flow timing water-saving valve
09/20/1994US5348269 Inline pneumatic/mechanical flow control valve system
08/1994
08/30/1994US5341839 Water flow control system
08/24/1994CN2175336Y Push button type fully automatic retarded valve
08/09/1994US5335694 Flush valve flow control refill ring
08/04/1994WO1994017463A1 Improved automatic recirculation valve
08/03/1994CN2173339Y Rotary liquid filling valve
08/02/1994US5333638 Automatic recirculation valve
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