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)
11/2012
11/21/2012CN202545897U Linear sliding-vane one-way valve and slurry pump
11/21/2012CN202544977U Secondary air control device of motorcycle
11/21/2012CN202544976U Secondary air control valve for motorcycle
11/21/2012CN202541514U One-way valve for automobile hydraulic-brake vacuum booster system
11/21/2012CN202541230U Bicycle charging connector
11/21/2012CN202540252U Air valve for pneumatic nail gun
11/21/2012CN202539108U Bucket type high-pressure cleaning machine
11/21/2012CN102792079A Systems and methods for a reed valve module and valve assembly
11/21/2012CN102788176A Alternative ball check valve
11/21/2012CN102788175A One-way valve for designated water level buoyancy control switch
11/21/2012CN102359628B Minimum flow protection valve
11/21/2012CN101796335B Combination relief valve and injection fitting
11/20/2012US8312889 Combination flow control valve and reverse flow check valve
11/17/2012CA2777046A1 Valve for making hollow footwear soles and method for using the same
11/15/2012WO2012152695A1 Flexible valve geometry for the use of rigid materials
11/15/2012WO2012123113A3 Sanitary fitting comprising a fitting housing and a control unit
11/15/2012US20120285556 Pressure-limiting valve
11/15/2012US20120285552 Air valve device for an inflatable article
11/15/2012US20120285551 Nose seal for surge relief valves
11/15/2012CA2832963A1 Flexible valve geometry for the use of rigid materials
11/14/2012EP2522890A1 Device for handling a fluid medium
11/14/2012EP2522532A1 An autonomous valve assembly for the regulation, depressurisation and pressurisation of pneumatic equipment
11/14/2012EP2522483A2 Method and device for reforming plastic pre-forms
11/14/2012CN202532099U Isolation device and online instrument replacing system
11/14/2012CN202531936U One-way air inlet valve
11/14/2012CN202531935U Check valve with magnetic buckles
11/14/2012CN202531934U Duckbilled check valve
11/14/2012CN202531933U Integrated check valve
11/14/2012CN202531932U Overpressure automatic exhaust one-way valve
11/14/2012CN202531931U One-way valve
11/14/2012CN202531930U Novel insect-proof sewage backflow-prevention drainage valve
11/14/2012CN202531929U Multifunctional check valve easy to dismount for repair
11/14/2012CN202531928U Pre-tightening one-way valve
11/14/2012CN202531927U Swing check valve
11/14/2012CN202531926U Fume gas check valve
11/14/2012CN202531925U Swing check valve with good tightness
11/14/2012CN202531924U Explosion-proof one-way valve
11/14/2012CN202531923U Check valve structure
11/14/2012CN202531922U Check valve device
11/14/2012CN202531921U Check valve
11/14/2012CN202531920U Check valve
11/14/2012CN102777650A One-way throttling valve
11/14/2012CN102777641A Novel high-pressure air charging nozzle
11/14/2012CN102777640A Multi-hole one-way valve
11/14/2012CN102777639A Horizontal air inlet pipe check valve for water ring vacuum pumps
11/14/2012CN102207215B Water-saving non-return valve
11/14/2012CN102182846B Valve rubber compensating type one-way valve
11/14/2012CN101836020B Minimum pressure valve
11/14/2012CN101776165B Waterproof hammer muting check valve with impeller type case
11/14/2012CN101427058B Suction valve
11/13/2012US8309039 Valve structure for consistent valve operation of a miniaturized fluid delivery and analysis system
11/13/2012US8308936 Heat pump-type hot-water supply device
11/13/2012US8307869 Central tire inflation wheel assembly and valve
11/13/2012US8307848 Freeze resistant manifold assembly and system
11/13/2012US8307847 Ejector valve with glands
11/13/2012US8307841 Valve for inflatable objects
11/08/2012WO2012150298A1 Method and device for controlling a valve
11/08/2012US20120281933 Thin flexible one-way valve, packaging including the same, and method of making the same
11/08/2012US20120279587 Compressor system with rapid access valve
11/08/2012US20120279586 Unpowered apparatus for preventing backflow
11/08/2012US20120279582 Tire air valve with pressure indicator
11/08/2012DE102006059160B4 Luftdüseneinrichtung Air nozzle means
11/08/2012CA2834683A1 Port closure system for use with a probe/feed/drain tool
11/07/2012CN202521002U Highly reliable one-way valve
11/07/2012CN202521001U Drainage water stop valve for curtain wall
11/07/2012CN202521000U Automatic deslagging valve
11/07/2012CN202520999U Pressure-changing energy-saving check valve
11/07/2012CN202520998U Check valve for pulp pump
11/07/2012CN202520997U Pilot-operated type check valve
11/07/2012CN102770696A Valve for an inflatable device
11/07/2012CN102770627A Proportional valve, in particular for a camshaft adjuster
11/07/2012CN102011881B Mute check valve
11/07/2012CN101881225B Check valve for engine
11/07/2012CN101749459B Check valve
11/07/2012CN101313143B 减压安全阀 Pressure relief valve
11/06/2012US8302623 Anti-backflow insert for a fire hydrant outlet
11/06/2012US8302622 Unbalanced inlet fuel tube for a fuel pressure regulator
11/06/2012CA2775196A1 Thin flexible one-way valve, packaging including the same, and method of making the same
11/06/2012CA2537838C Check valve
11/06/2012CA2537799C Inflation valve with pneumatic assist
11/01/2012WO2012149433A2 Annular relief valve
11/01/2012WO2012149005A2 Reciprocating pump valve assembly with thermal relief
11/01/2012WO2012148351A1 A method and a liquid tap device for retaining the temperature of a liquid in a liquid distribution system
11/01/2012WO2012146431A1 Pressure-limiting valve
11/01/2012US20120273074 Flow control device
11/01/2012US20120273055 Annular relief valve
11/01/2012CA2834360A1 Annular relief valve
10/2012
10/31/2012EP2518377A1 Non-return flap for a pipe
10/31/2012DE10163721B4 Rückschlagventil Check valve
10/31/2012CN202510776U Tubeless valve of bicycle
10/31/2012CN202510775U Check valve for low-pressure double-sealing gas-liquid separation
10/31/2012CN202510774U Low-pressure check valve
10/31/2012CN202510773U Split check valve
10/31/2012CN202510772U Non-return filtering suction nozzle device
10/31/2012CN102762903A Flow control device
10/31/2012CN102758941A Refrigeration equipment and one-way valve thereof
10/31/2012CN102758940A Flange connection type round bilateral opening floating box flap valve
10/31/2012CN102758939A Vacuum one-way valve
10/30/2012US8297957 Compressor
10/30/2012US8297318 Check valve
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