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 15 - Check valves
Patents for F16K 15 - Check valves (18,131)
01/2011
01/05/2011EP2268181A1 Vacuum cleaner with vacuum valve
01/05/2011CN201696732U Anti-scald structure of tap
01/05/2011CN201696692U Joint capable of matching with British clamping device for inflation
01/05/2011CN201696691U One-way inflatable air tap valve body for inflatable object
01/05/2011CN201696690U Gas check for car brake booster
01/05/2011CN201696689U Vertical check valve for outlet of centrifugal pump
01/05/2011CN201696688U Ozone taking valve
01/05/2011CN201696687U Shared exhaust duct fire-resistant check valve
01/05/2011CN201696686U Check valve
01/05/2011CN201696685U Energy-saving bilateral tipping flap valve
01/05/2011CN201696684U Energy-saving left turning flap valve
01/05/2011CN201696683U Built-in buffering check valve
01/05/2011CN201696682U External one-way valve
01/05/2011CN201696681U Low resistance self-discharging backflow preventer
01/05/2011CN201696680U Opening and closing type check valve
01/05/2011CN201695444U Siphon check valve
01/05/2011CN101936413A Hydraulic self-control bevel-seat type wee-resistance slow-closing non-return valve
01/05/2011CN101936412A Right-angle backflow preventer
01/05/2011CN101672384B Non-return device for extension-type upward filling system
01/04/2011CA2587159C Device for dynamic control of a water flow
12/2010
12/30/2010US20100329911 Check valve and piston pump having check valve
12/30/2010US20100327652 Check valve and brake hydraulic pressure control device using the same
12/30/2010US20100327196 Purging Mechanism for a Hemi-Wedge Valve
12/30/2010US20100326958 Relief valve for discharging a dielectric gas between two volumes of a high-voltage or medium-voltage interrupting chamber
12/30/2010US20100326545 Self-sealing pressure release apparatus and product treatment system incorporating the apparatus
12/30/2010US20100326544 Shock responsive check valve
12/30/2010US20100326531 Combination flow control valve and reverse flow check valve
12/29/2010WO2010151576A1 Valve for an inflatable device
12/29/2010WO2010149145A2 Membrane valve
12/29/2010WO2010091974A3 Household dishwashing machine and method for supplying one or a plurality of rinsing fluid spraying arrangements
12/29/2010EP2059658B1 Improvements to reciprocating positive-displacement compressors
12/29/2010EP1722139B1 Plug valve for liquefied gas containers
12/29/2010EP1429970B1 Pressure-activated flexible valve
12/29/2010CN201688021U Opening indication sealing structure of valve electric actuator
12/29/2010CN201687998U Charging and discharging valve assembly of central charging and discharging system of automobile tire
12/29/2010CN201687997U Hydraulic pressure one-way control valve
12/29/2010CN201687996U Shuttle-type high-temperature high-pressure welding check valve
12/29/2010CN201687995U Backstop device used for oiling
12/29/2010CN101929571A Slow closure back pressure valve
12/29/2010CN101929570A Flap valve
12/29/2010CN101929569A Flap valve
12/29/2010CN101929568A Double-clack check valve
12/29/2010CN101929567A Check valve
12/29/2010CA2768278A1 Membrane valve
12/29/2010CA2766150A1 Valve for an inflatable device
12/23/2010WO2010147322A2 Drain trap and device for opening/closing drain trap
12/23/2010US20100319792 Flush control valve core assembly
12/23/2010US20100319249 Fluid release valve using flexible fluid permeable membrane
12/23/2010DE102010011562A1 Blocking element i.e. valve flap, for use in non-return valve of submersible pump, has body connected with membrane surface directly or over distance piece in force-fit, form-fit and/or firmly-bonded manner for adjusting position of element
12/23/2010DE102009025576A1 Closing element for use in non-return flap of structural unit of submerged pump for liquid mediums, has influencing body, which has properties to activate responsive sensors, particularly inductive proximity sensors on adjustable positions
12/23/2010DE102009025092A1 Valve cartridge for dual check valve of punching tool for stope support in deep mining, has control piston with flow opening in piston head, and auxiliary piston arranged inside control piston between piston head and end of valve piston
12/22/2010EP2263030A1 Electrically actuated valve with a ball sealing element
12/22/2010CN201680625U Solar water heater gas inlet-outlet automatic opening and closing heat-preserving valve
12/22/2010CN201680016U Sliding sleeve type supporting valve for oil production with electrical submersible pump
12/22/2010CN201680014U Controllable one-way valve
12/22/2010CN201680013U Flower basket rack with spherical check valve
12/22/2010CN201680012U Bidirectional check valve
12/22/2010CN201680011U Single-flow pipe
12/22/2010CN201680010U Large-diameter fast-installation type check valve
12/22/2010CN201680009U Automatic on-off valve of axial feed motion gas source
12/22/2010CN201679956U Air-exhaust dustproof sealing device for bearing block
12/22/2010CN201675834U Hose valve atomized spray head
12/22/2010CN101922815A Heat-preserving water tank for solar water heater
12/22/2010CN101922812A Solar water heater overfilling-prevention and emptying device
12/22/2010CN101922574A Abacterial check valve
12/22/2010CN101922573A Swing check valve
12/22/2010CN101922572A Spool
12/22/2010CN101395051B Improved flow control device
12/22/2010CN101220878B Shuttle type micro-resistance check valve
12/21/2010US7854237 Fetal monitoring transducer aligning device
12/16/2010WO2010144017A1 Apparatus for addling a gas to a liquid-filled bottle
12/16/2010US20100314571 Unitary Flapper Base and Method of Manufacture
12/16/2010US20100313972 Check Valve For A Self-Priming Pump
12/16/2010US20100313968 Inflation valve
12/16/2010DE202010013973U1 Ein- und Auslassventil Inlet and outlet
12/16/2010DE102009024091A1 Sealing arrangement for insert with gear box control plates, has laminar formed function layer which is provided with fluid passage, at whose both sides fluid pressure is applied
12/15/2010EP2260222A1 Valve assembly
12/15/2010CN201672111U Double-check inverse flow preventing device
12/15/2010CN201672110U Non-return exhaust pipe
12/15/2010CN201672109U Square two-sided hinged flap-gate valve
12/15/2010CN201672108U Energy saving type right turned type gate knocking valve
12/15/2010CN201672107U One-way valve
12/15/2010CN201672101U Check valve and mortar vehicle comprising the same
12/15/2010CN201671809U Check valve of plunger pump
12/15/2010CN201671346U Adjustable steel pipe concrete pumping and jacking interface
12/15/2010CN201671145U Suction non-return mechanism in waterway
12/15/2010CN1981895B Respirator valve
12/15/2010CN101915327A Control valve for heat flow instrument
12/15/2010CN101915325A 单向阀 Check valve
12/15/2010CN101031743B Sealing bush, hydraulic unit, and check valve
12/14/2010US7850655 Valve assembly
12/14/2010US7849856 Respirator valve
12/09/2010WO2010141638A1 Systems and methods for tire inflation and pressure regulation
12/09/2010WO2010140761A2 Apparatus for preventing offensive odors for a drain
12/09/2010WO2010139917A1 Valve
12/09/2010US20100310387 Adjustable unloader valve
12/09/2010US20100307621 Hydraulic valve device
12/09/2010US20100307612 Automatic pressure reducing valve
12/09/2010US20100307611 Distribution valve with integrated flow metering unit
12/09/2010DE10327021B4 Rückschlagventil mit Schwingungsverhinderungsfunktion Check valve with anti-vibration function
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