Patents
Sitemap › F16 - Engineering elements or units; General measures for producing and maintaining effective functioning of machines or installations; Thermal insulation in general › F16K - Valves; Taps; Cocks; Actuating-floats; Devices for venting or aerating › F16K 17 - Safety valves; Equalising valves
Patents for F16K 17 - Safety valves; Equalising valves (21,027)
07/2010
07/06/2010US7748398 Pressure relief valve for a container
07/01/2010US20100163118 Constant temperature and balanced pressure valve core with single handle
07/01/2010DE102008063819A1 Kombiniertes Druckbegrenzungs- und Überströmerventil Combined pressure-limiting and Überströmerventil
07/01/2010DE102004051627B4 Abgasklappeneinrichtung Exhaust flap means
06/2010
06/30/2010EP2202387A1 Control-free isolation valve for the oil circuit of an airplane engine
06/30/2010EP2201274A1 Medical gas coupling
06/30/2010CN201517650U Balance pressure reducing valve
06/30/2010CN201517649U Dual-energy valve gate
06/30/2010CN201516251U Decompression assembly for fire suppression bottles and fire suppression bottle
06/30/2010CN101761678A Breaker
06/30/2010CN101761677A Voltage stabilizing breaker
06/30/2010CN101761676A Automatic spacing safety valve for biogas pool slag pumper
06/30/2010CN101761675A Novel safety valve for water heater
06/30/2010CN101758367A Manufacture method of pressure balanced filter valve core
06/29/2010US7744071 Safety relief valve having a low blow-down value and spring therefore
06/29/2010US7743786 Irrigation system and shut-off control device therefor
06/29/2010US7743785 Passive pressure relief device system based on thermobattery for a compressed gas storage tank
06/29/2010US7743784 Bursting disc assembly
06/29/2010CA2324033C A hydraulically actuated mixing valve
06/24/2010US20100155408 Tank ventilation system
06/24/2010US20100155312 Heat pump-type hot-water supply device
06/23/2010CN201514046U Water inlet steady flow device of water heater
06/23/2010CN201513614U Respiration valve used for chemical engineering storage tank
06/23/2010CN201513613U Automatic air intake and exhaust valve
06/23/2010CN201513612U Solar energy heater anti-radiation upper exhaust valve
06/23/2010CN201513609U Combined fire-resistant check valve
06/23/2010CN201513569U Large-diameter normal open hydraulic control stop valve
06/23/2010CN201513567U Pipeline gas self-closing valve
06/23/2010CN101755155A Pressure relief valve for a hydraulic assembly
06/23/2010CN101749474A Direct current regulating valve of welded valve body
06/23/2010CN101749473A Welded type photovoltaic power driven bellows regulating valve
06/23/2010CN101749468A Communication equipment room waterproof system
06/23/2010CN101749467A Balance valve for automatic flow controller
06/23/2010CN101749466A Constant-pressure fuel gas distributing valve
06/23/2010CN101749465A Double-valve seat pressure-reducing valve
06/23/2010CN101749464A Throttle expansion valve
06/23/2010CN101749463A Explosion venting bolt fastener for pressure relief facility
06/23/2010CN101749462A Safety valve sealing structure
06/23/2010CN101749248A Check valve used for air compressor
06/23/2010CN101748473A Reverse acting rupture disc with laser-defined electropolished line of weakness and method of forming the line of weakness
06/23/2010CN101220881B Pressure breaking device
06/22/2010CA2542060C Valve for controlling the flow of fluid between an interior region of the valve and an exterior region of the valve
06/17/2010WO2010068329A1 Machining score lines in a rupture disc using laser machining
06/17/2010WO2010068328A1 Controlling the rated burst pressure of a rupture disc through the use of control scores on the disc dome
06/17/2010WO2010067182A1 Pressure valve
06/17/2010WO2010067099A1 Pipeline protection system
06/17/2010US20100147400 Internal relief valve apparatus for use with loading regulators
06/17/2010US20100147399 Wiring Arrangement For Protecting A Bleed Air Supply System Of An Aircraft Against Overheating And Bleed Air Supply System Incorporating Such A Wiring Arrangement
06/17/2010US20100147389 Irrigation control apparatus, system, and method
06/17/2010DE112008001207T5 Hydraulisch gesteuertes Rückschlagventil Hydraulically operated check valve
06/17/2010DE102008061059A1 Internal combustion engine operating method, involves subjecting crankcase with low pressure, and adjusting or limiting level of low pressure to different values depending on operating conditions of internal combustion engine
06/16/2010CN201507700U External water pressure type water level control valve
06/16/2010CN201507699U Pneumatic control drain valve
06/16/2010CN201507698U Damping servo flow valve
06/16/2010CN201507697U High-pressure module type pressure reducing valve group
06/16/2010CN201507696U Compound discharge valve
06/16/2010CN201507691U Self-operated three-way valve
06/16/2010CN201504400U Straw returning field and pesticide spraying combined operation machine
06/16/2010CN101743422A High-pressure fluid safety valve
06/16/2010CN101737557A 消声器 Muffler
06/16/2010CN101737540A Rupture disk for non-welding gas cylinders
06/16/2010CN101737539A Regulation device
06/16/2010CN101737538A Flow control valve device and design method for flow control type hole
06/16/2010CN101737537A Dust-proof explosion venting valve for pulse bag type dust collector
06/16/2010CN101737536A Integrated extra-high pressure unloading valve
06/16/2010CN101737512A Composite flow valve
06/16/2010CN101734144A Fuel tank check valve
06/16/2010CN101732933A Explosion venting device on dust collector
06/15/2010US7735671 Non-fragmenting pressure relief apparatus
06/15/2010US7735514 Apparatus for regulating flow of a medium in a heating and cooling system
06/10/2010WO2010064475A1 Check valve
06/10/2010WO2010063335A1 Pressure relief valve
06/10/2010WO2010039758A3 Pressure relief valve
06/10/2010US20100139788 Metallic Air Admittance Valve
06/10/2010US20100139785 Compact valve
06/10/2010DE102008060878A1 Valve insert for pressure regulating valve, has spring for pushing closing body into open position, and valve seat body movably arranged for adjusting back pressure in housing that is formed in one-piece
06/09/2010EP2194300A1 Non-return valve for hydraulic power steering
06/09/2010CN201502767U Time-delay valve
06/09/2010CN201502766U Temperature detector for fireproof valve and smoke exhaust valve
06/09/2010CN201502765U Improved structure for constant pressure valve of aquarium
06/09/2010CN201502764U Safe valve
06/09/2010CN201502763U Directly-actuated overflow valve
06/09/2010CN201502762U Damping safety valve
06/09/2010CN201502761U Pressure reducing valve with composite valve
06/09/2010CN201502760U Liquid-pressure adjusting valve for water heater
06/09/2010CN201502759U Air communication valve of closed alcohol fermentation tank
06/09/2010CN201502758U High-pressure proportional pressure reducing valve
06/09/2010CN201502756U Lifting vertical flap check valve
06/09/2010CN201502724U Pneumatic adjusting valve
06/09/2010CN201502721U Open type thermal sensitive overflow valve
06/09/2010CN201502719U Pneumatic two-position stop valve
06/09/2010CN201502718U Pneumatic diaphragm adjusting valve
06/09/2010CN201500399U Simple fire retarding device of check valve
06/09/2010CN201500004U Pressure-limiting valve of pressure cooker
06/09/2010CN101726422A Safety valve test displacement-adjustable exhaust pipe device
06/09/2010CN101725758A Combined metering valve and pressure regulating valve
06/09/2010CN101725749A Heavy-caliber high-temperature pilot-operated type control valve
06/09/2010CN101725748A Liquefied gas and coal gas remote control security control valve
06/09/2010CN101725747A Automatic gas-off device of gas cooker
06/09/2010CN101725746A Novel pressure servo valve
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