Patents for F16K 17 - Safety valves; Equalising valves (21,027)
08/1984
08/07/1984US4463776 Fluid pressure relief system actuator
07/1984
07/31/1984US4462420 Safety pressure relief valve
07/31/1984US4462417 Valve assembly
07/25/1984EP0053110B1 Breakaway coupling
07/24/1984CA1171338A1 Automatic on-off fire sprinkler head
07/17/1984US4460013 Pressure-vacuum vent
07/17/1984US4460007 For draining a railroad locomotive cooling water system to prevent freezing
07/17/1984US4460006 Freeze protection valve
07/17/1984US4459896 Hydraulic distributor devices
07/11/1984EP0112984A1 Heating roller
07/11/1984EP0112823A1 Seismic actuated shut-off valve
07/11/1984EP0048720B1 Apparatus for monitoring air pressure in at least one tyre of a vehicle
07/10/1984US4458716 Device for piloting a safety valve
07/10/1984US4458713 Bypass-type differential pressure regulator
07/10/1984US4458711 Vent valve
07/10/1984US4458710 Method of making a valve construction having multiple pistons
07/10/1984US4458516 Method for manufacturing rupture disks
07/05/1984WO1984002546A1 Pipe separator
07/05/1984WO1984002544A1 Pipe separator
07/04/1984EP0112625A1 Pressure regulating and balance valves
07/04/1984EP0112624A1 Balance valves
07/03/1984US4457501 Adjustable spring seat
07/03/1984US4457334 Pressure sensitive valve actuator
07/03/1984US4457329 Safety pressure regulator
07/03/1984US4457328 Combined positive seal and repetitive actuation isolation valve
07/03/1984US4457325 Safety and venting cap for vehicle fuel tanks
06/1984
06/26/1984US4456029 Two-way fuse for a fluid line
06/26/1984US4456028 Relief gate valve
06/20/1984EP0111433A1 Distributor for a mobile plant treatment spraying installation
06/13/1984EP0110210A1 Safety valve control device
06/05/1984US4452494 Hydraulic pressure control valve for a dual-circuit hydraulic braking system
05/1984
05/30/1984EP0109883A1 Apparatus for controlling the set pressure of a safety valve
05/29/1984US4450859 Safety valve
05/29/1984CA1168128A1 Bypass valve and alarm assembly
05/24/1984WO1984001906A1 Fuse design for fire limiters or other safety appliances in ventilation installations
05/23/1984EP0108972A2 Gas bottle valve
05/22/1984US4449548 Flow control device
05/22/1984US4449545 Breakaway safety valve
05/22/1984CA1167738A2 Overpressure relief control system
05/16/1984EP0108221A1 Method of and system for the relief of overpressure
05/16/1984EP0108075A1 Pressure relief valve for a flexible hollow body
05/08/1984US4446890 Continuity actuated isolation valve assembly
05/08/1984CA1166930A1 Valve assembly
05/08/1984CA1166928A1 Damper assembly
05/02/1984EP0107605A1 Flow control device
05/01/1984US4445531 Pilot for safety valve
04/1984
04/25/1984EP0106781A1 Minimization of pressure drop variation in flow controllers
04/24/1984US4444219 Overpressure valve for packages with flexible walls
04/24/1984US4444214 Replaceable rupture disc cartridge arrangement
04/24/1984CA1166117A1 Balanced relief valve with novel seal
04/18/1984EP0105790A2 Constant pressure relief valve for an air control valve
04/17/1984US4442860 Pilot control relay valve apparatus
04/17/1984CA1165662A1 Die forged body for a shutoff or non-return valve
04/10/1984US4441686 Electrohydraulic pressure-regulating valve
04/10/1984US4441350 Scored reverse buckling rupture disk manufacturing method
04/04/1984EP0105017A2 Flow control device
04/04/1984EP0104420A1 Aerating or venting device for closed containers or housings
04/03/1984US4440234 Sprinkler
04/03/1984US4440192 Minimization of pressure drop variation in flow controllers
04/03/1984US4440191 Flow control device
04/03/1984US4440189 Corrosive fluid two way check relief valve
03/1984
03/28/1984EP0104056A2 Pressure relief device
03/27/1984US4438782 Isolation steam valve with atmospheric vent and relief capability
03/27/1984CA1164307A1 Sequentially operated valve structure
03/27/1984CA1164305A1 Rupture band relief valve
03/21/1984EP0103349A1 Variable pressure control valve
03/21/1984EP0103105A2 Dry pipe alarm valve/sprinkler deluge valve for fire extinguishing plants
03/21/1984EP0102961A1 A conduit-break valve for a pressure conduit or hose with a surrounding protective conduit or hose
03/20/1984US4437493 Constant flow control valve
03/20/1984US4437485 Check valve
03/20/1984US4437482 Water-sensitive probe valve for use with a gas leak detector
03/15/1984WO1984001010A1 Hydraulic fuse valve assembly
03/13/1984US4436218 Reverse buckling bursting disc
03/13/1984US4436159 Manual/electric activated squib actuated discharge valve for fire extinguishers
03/13/1984US4436111 Hydraulic fuse valve
03/13/1984CA1163612A1 Packing for equalizing reservoir cut-out valve
03/07/1984EP0102215A1 System for quick interruption of flow in a liquid pipeline
03/06/1984US4434905 Rupturable low pressure relief apparatus
03/06/1984US4434810 Bi-directional pressure relief valve
03/06/1984CA1163166A1 Relief valve
02/1984
02/29/1984EP0101523A1 Pressure-limiting apparatus
02/29/1984EP0101448A1 A conduit-break valve for a pressure conduit or hose with a surrounding protective conduit or hose
02/28/1984US4433703 Panel mounted vacuum control valve
02/22/1984EP0100784A1 Pressure-limiting valve with electrically adjustable setting
02/21/1984US4432389 Fluid relief valve adapted to be utilized in a hydraulic system
02/21/1984US4432385 Devices for regulating the flow and the pressure of gaseous fluids
02/21/1984US4432383 Attachment for safety valves
02/14/1984US4431162 Low profile cone valve assembly
02/14/1984US4431026 Pressure control valve
02/14/1984US4431023 Pressure relief device
02/14/1984US4431018 Reverse buckling rupture disk apparatus and manufacturing methods
02/14/1984CA1162129A1 Safety valve
02/07/1984US4430392 Heat activated vent
02/07/1984US4429704 Shock responsive rotary actuator
02/01/1984EP0099751A1 Hydraulic unloader valve
01/1984
01/31/1984US4428398 Pressure control valve
01/31/1984US4428397 Fluid flow control device
01/31/1984US4428396 Adjustable valve assembly
01/31/1984CA1161409A1 Unloader/check valve
01/31/1984CA1161333A1 Surge reliever with increase capacity flow