Patents for F16K 21 - Fluid-delivery valves (3,625)
11/1988
11/15/1988US4784303 For an aircraft
11/09/1988CN88200115U Water tap part capable of transmitting water interruption signal in pipe
11/09/1988CN86209560U Adjustable delay self-closing water tap
11/02/1988EP0289214A1 A unified assembly for control of fluid flow and a liquid dispensing system which includes such an assembly
11/02/1988CN87209952U Time-delay automatic tap of cutting off water
10/1988
10/19/1988EP0287287A2 Liquid dispensing unit
10/18/1988US4777990 Automatic shut-off liquid dispensing nozzle
10/18/1988US4777975 Self-closing valve
10/12/1988EP0285626A1 Dosing device in a filling plant, in particular for liquid and pasty products, and process for its operation
10/12/1988CN87102239A Delay self-closing valve
09/1988
09/29/1988DE3708774A1 Valve for a liquid container that can be separated from a connection line
09/22/1988WO1988007110A1 Bath fittings with automatic water cut-off on reaching a chosen level
09/21/1988EP0283215A2 Liquid dispensing gun
09/20/1988US4771804 Liquid level sensing and control assembly
09/20/1988CA1242123A1 Pressure regulation system
09/07/1988CN87210683U Self enclosed water regulating valve
09/06/1988US4768553 Timed shut-off mixing water valve
08/1988
08/24/1988CN87211500U Water saving tap
08/17/1988CN87212636U Automatically-closed water-saving quantified valve
07/1988
07/27/1988EP0120865B1 Improved dispenser closure
07/27/1988CN87205430U Impeller type water tap with the function of automatical delay closing and water saving
07/27/1988CN86208705U Connector of flexible drivepipe
07/26/1988US4759696 Scroll compressor with biased-open exhaust valve
07/06/1988CN87210615U Energy-saving washing valve
06/1988
06/28/1988CA1238551A1 Timed flow control valve assembly
06/14/1988US4751156 Automatic water refill
06/08/1988CN87212160U Throttle-adjustable automatic-close valve
06/08/1988CN87208180U Energy saving sanitation water tap
05/1988
05/25/1988CN87208665U Drain valve with shape memory alloy
05/25/1988CN87203546U Delay autostop flush valve
05/25/1988CN85100308B Delay-self-closing flush valve with a damping device
05/18/1988CN87208296U Timing pulse valve for automatically opening and closing
05/17/1988US4744495 Valve for pressurized dispensing containers
05/10/1988US4742846 Directing-acting, differential piston relief valve
04/1988
04/27/1988EP0264638A2 Flush valve for a water closet
04/27/1988CN87201852U Time lag self-stop tap
04/26/1988US4739789 Liquid flow control valve
04/21/1988WO1988002721A1 Dosing device on a filling plant, in particular for liquid and pasty products, and process for its operation
04/20/1988EP0264361A2 Self-closing valve for sanitary installations
04/13/1988CN87209816U Adjustable switch valve of prolong time
04/06/1988CN87206843U Micro flow and folw-steady faucet unit
04/05/1988US4735230 Overflow valve system
03/1988
03/23/1988CN87213172U Counter weight ball back pressure valve
03/16/1988EP0260085A2 A valve for dispensing fluid from a container
03/16/1988EP0260067A2 Apparatus for delivering a predetermined amount of a pressurized fluid
03/08/1988US4729543 Valve
03/01/1988US4728074 Piezoelectric flow control valve
02/1988
02/24/1988CN87105761A Magnet-controlled valve
02/23/1988CA1233005A1 Ablution faucet
02/17/1988CN87203977U Time delay self-closing valve
02/10/1988CN86209778U Drawing-out type passing-through rinsing valve
02/10/1988CN86203804U Automatic closing draw off valve
02/10/1988CN86201573U Hand-washing water valve
02/03/1988CN87204443U Water saving timing shutoff valve
02/03/1988CN87201224U Button timing tap
01/1988
01/21/1988DE3621659A1 Self-closing mixing fitting for sanitary installations
01/20/1988EP0253049A2 Scroll compressor
01/20/1988CN87200963U Leakproof auto-shut valve
01/13/1988CN87201129U Time-delay shutting valve
01/12/1988USRE32575 Hand grinder and valve therefore
12/1987
12/16/1987EP0249454A2 Fluid flow control devices
12/12/1987CN86208288U Cavity fluid-delivery valve with time control
12/02/1987CN87203749U Pedal time-lag self-closing valve
11/1987
11/24/1987US4708264 Water timer
11/17/1987US4707279 Self-seating valve with compressive release
10/1987
10/31/1987CN86208855U Push-type automatic closed valve
10/13/1987CA1227987A1 Float valve control
10/06/1987US4698060 Pressure regulation system
09/1987
09/10/1987DE3607139A1 Safety discharge valve
09/02/1987EP0234278A1 Cap for accumulators elements with device for automatic filling
09/01/1987CA1226261A1 Lavatory system for use in potentially vandalized areas
08/1987
08/19/1987CN86206730U Batching water valve
08/18/1987US4687123 Liquid dispensing tap
08/11/1987CA1225304A1 Hydraulic fuse valve assembly
07/1987
07/15/1987EP0228881A2 Tank overfill valve
07/15/1987CN86200387U Water-saving time-delay rinsing valve
06/1987
06/30/1987US4676477 Self-closing valve fitting
06/17/1987CN86204546U Valve closed with time delay
06/16/1987EP0225362A1 Liquid flow control valve.
06/03/1987CN86206282U Directly-controlled, slow-acting hydraulic valve
06/03/1987CN86205855U Anti-overflowing valve
06/03/1987CN86202548U Timed closing water valve
05/1987
05/26/1987US4667711 Tank overfill valve
05/07/1987WO1987002751A1 Metering valve
05/05/1987US4662602 Metering valve
04/1987
04/29/1987EP0219832A1 Hydraulically adjustable control valve for the flow-through control of liquid agents
04/21/1987US4659059 Sealed dashpot mechanism for delayed closing plumbing valves
04/07/1987US4655374 Dispensing apparatus valve
04/07/1987US4655245 Hydraulic fuse
04/07/1987US4655243 Automatic pool filler
03/1987
03/31/1987US4653534 Water faucet with timing device
03/24/1987CA1219574A1 Hand grinder and valve therefor
03/11/1987CN85105795A Fluid-delivery valves
03/04/1987EP0213102A2 Apparatus and method for dispensing a detergent solution
03/03/1987US4646779 Adjustable vacuum breaker fill valve
03/03/1987US4646776 Three-way valve
02/1987
02/25/1987EP0211074A1 Direct-acting, differential piston relief valve.
02/03/1987US4640493 Tap for a liquid container
01/1987
01/07/1987EP0207301A1 Water timer
01/06/1987US4633905 Water-micro-controller
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