F16K 23 - Valves for preventing drip from nozzles

Patents for F16K 23 - Valves for preventing drip from nozzles (360)
05/1997
05/06/1997	US5626265 Dispenser gun for viscous or semi-viscous products
11/1996
11/12/1996	US5573033 Non-drip valve
11/06/1996	EP0741260A1 Valve assembly and method for dispensing gelatinous materials
11/02/1996	CA2172209A1 Valve assembly and method for dispensing gelatinous materials
09/1996
09/11/1996	EP0731315A1 Nozzle shut-off valve and pressure spray nozzle with such a shut-off valve
09/03/1996	US5551603 Dispenser gun for viscous or semi-viscous products
07/1996
07/17/1996	EP0574503B1 Valve
07/10/1996	EP0720872A1 Intermittent coating apparatus, intermittent coating method and manufacturing method of battery electrodes, and non aqueous electrolyte cell
05/1996
05/23/1996	DE4441079A1 Warm water mixing tap with system which prevents dripping
05/07/1996	US5513802 Revolving nozzle with fluid leakage prevention device
12/1995
12/27/1995	EP0688988A2 Dripfree valve
12/21/1995	CA2152105A1 Non-drip valve
12/06/1995	CN2214571Y Leakageless valve
10/1995
10/26/1995	WO1995028586A1 Liquid valve
10/04/1995	CN1109570A Anti-leakage energy saving tap
08/1995
08/15/1995	US5441180 Dispenser gun for viscous or semi-viscous products
07/1995
07/04/1995	US5429304 On/off valve capable of drawing back fluid when closed
01/1995
01/10/1995	US5379985 Valve
12/1994
12/28/1994	EP0630691A2 Dispenser gun for viscous or semi-viscous products
12/1993
12/22/1993	EP0574503A1 Valve.
10/1993
10/27/1993	EP0566855A1 Pressurized air-oil spray nozzle
10/26/1993	US5255892 Plural component air operated snuff-back dispense valve
09/1992
09/17/1992	WO1992015811A1 Valve
08/1991
08/13/1991	CA1287547C Diaphragm-type antidrip valve
11/1990
11/27/1990	US4973026 High pressure water jet cutting nozzle on-off valve
06/1990
06/26/1990	CA1270724A1 Sanitary or mixing valve
10/1989
10/31/1989	US4877160 Valve unit
12/1987
12/01/1987	US4709836 Fluid flow nozzle
11/1987
11/24/1987	US4708263 Outlet nipple for dispensers of beverage concentrates
08/1987
08/11/1987	US4685487 Sanitary mixing valve
07/1987
07/29/1987	EP0230150A2 Diaphragm-type antidrip valve
04/1987
04/28/1987	US4660598 Diaphragm-type antidrip valve
11/1986
11/20/1986	EP0162046B1 Nozzle closing device provided with a nozzle hooking means for pulverization or spreading ramp
10/1986
10/29/1986	EP0199538A1 Fluid flow nozzle
10/28/1986	US4619377 Tap
09/1986
09/24/1986	EP0195187A2 Sanitary stopping or mixing valve
07/1986
07/02/1986	CA1206924A Tap
11/1984
11/07/1984	EP0124268A2 Taps for controlling liquid flow
08/1984
08/29/1984	EP0116984A1 Shut-off valve for nozzles with fixing system on the spray boom
08/02/1984	WO1984002965A1 Nozzle closing device provided with a nozzle hooking means for pulverization or spreading ramp
06/1984
06/19/1984	US4454967 Drip preventer
05/1984
05/15/1984	CA1167346A1 Valve having suck-back feature
02/1984
02/22/1984	EP0101140A1 An outlet nipple for dispensers of beverage concentrates
07/1983
07/26/1983	US4394945 Valve having suck-back feature
05/1983
05/04/1983	EP0077910A1 Measuring valve, especially for dispensing viscous liquids
04/1983
04/26/1983	US4381078 Agricultural spray nozzle with fluid operated orifice cleaning member
04/26/1983	US4381019 Pressure responsive valve
02/1983
02/16/1983	EP0072091A1 Valve having suck-back feature
10/1982
10/19/1982	US4354519 Non-drip valve apparatus
10/19/1982	CA1133790A1 Valve
07/1982
07/27/1982	CA1128404A1 Anti-drip valve
11/1981
11/24/1981	US4301972 Mixing faucet valve with diverter and anti-syphoning means
06/1981
06/02/1981	US4270561 Valve for a burner system
12/1977
12/13/1977	US4062480 Valve with draw back after closing
12/13/1977	US4062472 Liquid dispensing system
12/13/1977	US4062220 Fluid measuring and metering system
08/1977
08/30/1977	US4044998 Web tip seat cup
05/1977
05/31/1977	US4026237 Apparatus for applying hot melt glue to a surface of an object
10/1976
10/26/1976	US3987810 Burner scavenging valve
02/1976
02/10/1976	US3937440 Metering pump and combination two-section pinch-off aspirator valve

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