Patents
Patents for F16K 3 - Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing (13,986)
05/1990
05/29/1990CA1269652A1 Uni-directional/bi-directional gate valve
05/15/1990US4925154 Gate valve with supplemental actuator
05/15/1990US4924903 `Breech-block` tap for the supply of cold or hot water with ceramic sealing plates
05/09/1990EP0366722A1 Fuel control device
05/09/1990CN1041998A Non-stuffing hygiene valve
05/08/1990US4923171 Gate valve having a secondary seal
05/08/1990US4923167 Slide valve with dosage regulation means
05/08/1990US4922950 Unitized disc flow control assembly for a restrictor valve
05/03/1990DE3935460A1 Scheibenventil Butterfly valve
05/03/1990DE3935339A1 Simple hydraulic valve assembly - has sliding tubular sleeve working at end against concentric face in housing
05/02/1990CN2056716U Double disk compensation seal valve
05/01/1990US4921213 Valve slide
05/01/1990US4921207 Actuated gate valve with manual override
04/1990
04/25/1990EP0364868A1 Control and shut-off device
04/11/1990EP0362518A2 Cylindrical slide valve with a flexible actuator
04/11/1990CN2055886U Pneumatic control valve
04/11/1990CN2055885U Valve body deceleration fixed seat
04/11/1990CN1007548B Valve with movable sealing structure
04/10/1990US4915352 Sealing arrangement having an annular elastically deformable seal and employment of such sealing arrangement
04/04/1990EP0361183A1 Switch valve with ceramic valve elements
04/04/1990CN2055555U Flow-restricted valve with waterless normal-closure and water-cut off self-closure functions
04/03/1990US4913400 Double disk gate valve
04/03/1990US4913186 Slide valve for fluid-carrying lines
03/1990
03/28/1990CN2055211U Automatic water level spring valve
03/27/1990US4911410 Shearing gate valve
03/27/1990US4911407 Valve seat structure and assembly
03/27/1990CA1267126A1 Expanding gate valve with pneumatic actuator
03/27/1990CA1267058A1 Rotary control valves with pressure reducing means
03/21/1990CN2054856U Auto-stop valve of water failure
03/21/1990CN1040668A Regulating valve
03/20/1990US4909277 Selectively indexed multiple orifice valve
03/20/1990US4909272 Gate valve
03/14/1990CN2054507U Energy-saving unit for tea-stove steaming rice
03/14/1990CN2054506U Serous stuff gate valve
03/08/1990WO1990002280A1 Flow rate control valve device and flow force reduction structure
03/08/1990DE3829693A1 Flow-regulating valve, in particular for sanitary fittings
03/08/1990DE3829692A1 Flow-regulating valve, in particular for sanitary fittings
03/07/1990EP0357552A1 Connection device at an inlet valve for a toilet cistern
03/07/1990EP0356491A1 Valve arrangement.
03/07/1990CN2054122U Retractable butterfly control valve
03/07/1990CN2054121U Sluice valve
03/06/1990US4905966 Seat structure of valves
03/06/1990US4905963 Valve assembly for liquid containing tanks
03/06/1990US4905662 Guillotine dampers with blade sealing means accommodative of thermal expansion forces
02/1990
02/28/1990EP0356185A2 Fluid control valve
02/28/1990EP0355564A2 Stop and regulating valve
02/27/1990US4903937 Isolation valve for vacuum and non-vacuum application
02/27/1990US4903733 Sliding exhaust brake system
02/27/1990US4903725 Faucet valve assembly having a flow buffer disk
02/21/1990CN2053279U Water-saving tap
02/20/1990US4901977 Gear drive for a disk
02/20/1990US4901827 Slide type exhaust brake system
02/13/1990US4899982 Upper valve component
02/07/1990CN2052442U Fuel switch for motorcycle
02/07/1990CN1039476A Flow controlling valve with pressure compensation function
01/1990
01/30/1990US4896860 Electrically operated refrigerant valve
01/30/1990US4896693 Upper portion or cartridge of a tap
01/24/1990EP0352084A2 Disk type valve
01/24/1990CN2051698U 自动排气阀 Auto exhaust valve
01/24/1990CN1039094A Radial flow valve assembly
01/23/1990US4895181 Gate valve
01/11/1990DE3822793A1 Valve
01/09/1990US4892287 Valve body with a housing having a cylindrical flow passage
01/03/1990CN1038504A Pressure-sensing autocontrol valve for fluid
12/1989
12/28/1989WO1989012772A1 Multipurpose valve
12/28/1989DE3821351A1 Valve
12/27/1989CN2050117U Hand hydraulic valve
12/27/1989CN2050116U Gas-flow rotary regulator
12/26/1989US4889162 Fluid control valve
12/26/1989US4889159 Multipurpose valve
12/26/1989US4889157 Cartridge valve assembly
12/21/1989DE3820525A1 Air distributor
12/19/1989US4887793 Disk comprising at least one opening and tap comprising said disk
12/13/1989EP0346093A2 Fan drive clutch for internal combustion engine
12/13/1989EP0345604A2 Faucet valve
12/13/1989CN2049300U Electromagnetic type safety valve for steam generator
12/07/1989DE3819146A1 Valve for the pharmaceutical industry, particularly for biotechnology
12/06/1989EP0345180A1 Door seal for water slide gates
12/06/1989EP0345179A1 Adjusting or regulating valve
12/06/1989CN2048919U Water tap with outo-shutoff at waterless case
12/05/1989CA1263639A1 Valve
11/1989
11/29/1989EP0344122A1 Multi-edge detection valve
11/29/1989EP0343312A2 Ceramics disc shutter for faucets
11/22/1989CN2048146U Gate valve of pulp
11/21/1989US4881719 Gate valve
11/15/1989CN2047742U Flow controllable drip-proof semiautomatic water tap
11/15/1989CN1037199A Slide valve for fluid-carrying lines
11/08/1989CN2047324U 膨胀阀 Expansion valve
11/07/1989US4878651 Valve seat assembly
11/02/1989WO1989010507A1 A stop valve
11/02/1989EP0339211A2 Gate valve for fluid conduits
11/02/1989EP0339083A1 A pair of seal members of hard material having a low friction coefficient
11/01/1989CN2046963U Cock-type two-functional water-saving tap
10/1989
10/26/1989DE3811874A1 Valve plate, especially for hot-blast slide valves
10/18/1989EP0337519A2 Method and device for the protection and the support of a valve gasket
10/18/1989CN2046166U Expanding dual valve clacks sluice valve
10/18/1989CN2046165U Automatic interlock hydraulic controlling valve
10/11/1989CN2045800U Boiler hot-water supply valve
10/04/1989CN2045449U Rotation round slice type two-function water tap
10/04/1989CN2045448U Adjustable sealing specific pressure slurry valve