Patents for F16K 15 - Check valves (18,131)
08/2001
08/30/2001WO2001063126A1 Compressor valve plate
08/30/2001US20010017162 Valve device for hermetic reciprocating compressor
08/29/2001EP1127550A1 Valve assembly
08/29/2001CN2444801Y Multifunction tyre-inflating valve
08/28/2001US6279872 Quick-acting valve
08/28/2001US6279606 Microvalve device having a check valve
08/28/2001US6279451 Air cylinder with cushion mechanism
08/22/2001EP1125074A1 Disc type check valve
08/22/2001EP1124739A1 Pouch reservoir valve
08/22/2001EP1124700A1 A pressure cutoff valve
08/22/2001CN2444095Y Three-way rubber sealing silence check valve
08/22/2001CN2443807Y Pneumatic impact type steem valve
08/21/2001US6276391 Valve coupler for a quick inflation device for bicycles
08/16/2001US20010013367 Check valve and fuel tank with check valve attached thereto
08/16/2001US20010013365 Method for limiting access to a valve for vehicle tires
08/16/2001DE10019585A1 Heated calender roller using a heated carrier medium for the heat exchange has non-return safety valves at the inflow and backflow to block the medium on a significant pressure drop to prevent leakages and fire hazards
08/15/2001CN2443203Y Check valve
08/14/2001USRE37322 Two-piece check valve assembly
08/14/2001US6273128 Apparatus for controlling the flow of fluid
08/14/2001US6273127 Pressure relief valve assembly
08/14/2001US6273124 Check valve floor drain
08/14/2001CA2174148C Two-way diverter check valve
08/08/2001EP0856095B1 Variable area compensation valve
08/08/2001CN2442057Y Counter flow stop device
08/07/2001US6269968 Valve arrangement for an automatically sealing cup
08/07/2001US6269840 Valve-in-valve body, vent port and method
08/07/2001CA2038246C Normally closed duckbill valve assembly
08/01/2001EP1119464A1 Valve, especially an air entry and air exit ventilation valve for the passenger compartment of a motor vehicle
08/01/2001EP1119380A1 Intrapulmonary aerosolizer
08/01/2001CN2440987Y Hydraulic sustained stop valve
08/01/2001CN2440986Y Assembled pressure one-way valve
07/2001
07/31/2001US6267146 Piezoelectric valve
07/31/2001US6267137 Ball check valve and pumping apparatus using the check valve
07/31/2001CA2328742A1 Two-way check valve
07/31/2001CA2241667C Check valve
07/31/2001CA2137408C A method for drying wood plates using hot plates and an apparatus for carrying out the method
07/26/2001WO2001053733A1 Check valve for an indirectly controlled solenoid valve
07/26/2001US20010009096 Exhaust passage control valve
07/26/2001CA2332274A1 Combination of a non-return valve with a device
07/25/2001EP1118748A2 Exhaust passage control valve
07/25/2001EP1118505A2 Toilet for recreational vehicle with vent for the holding tank
07/25/2001EP1117957A1 Non-return valve
07/25/2001EP0972150B1 Tyre and rim assembly valve provided with a pneumatic support membrane
07/24/2001US6264290 Single-operation valve assembly for braking systems and the like
07/24/2001CA2075202C Nonreturn valve, in particular for medical infusion appliances
07/18/2001EP1116460A1 Oversized air valve for use with inflatable devices and method
07/18/2001CN1304482A High flow valved fitting
07/17/2001US6260771 Windsheild washer valve
07/17/2001US6260578 Spud assembly for a fuel tank
07/12/2001WO2001050048A1 Method and arrangement to accomplish a one-way flow
07/12/2001WO2001049539A1 Connecting element
07/12/2001WO2001049374A1 Self-contained sport ball inflation mechanism
07/12/2001CA2394187A1 Self-contained sport ball inflation mechanism
07/11/2001EP1113977A1 Safety device for liquid aerating apparatus
07/11/2001CN2438893Y Direct-through check valve
07/11/2001CN2438892Y Sanitary membrane type non-return valve
07/10/2001US6257503 Dispenser head and receptacle fitted therewith
07/10/2001US6257269 Multiple-purposed air valve component for air mattress
07/05/2001US20010006396 Ink cartridge for ink jet printer
07/04/2001EP1113205A1 Check valve
07/04/2001EP1112710A2 Drinking vessel and a flow control valve therefor
07/04/2001CN2437924Y 多功能水泵控制阀 Multifunctional pump control valve
07/04/2001CN2437923Y 多功能水泵控制阀 Multifunctional pump control valve
07/04/2001CN2437922Y 真空阀 Vacuum valve
07/04/2001CN2437921Y Back pressure check valve
07/04/2001CN2437920Y Check valve with hinged closure member
07/03/2001US6253788 Check valve for use in a filler pipe for filling a fuel tank
06/2001
06/28/2001DE19962960A1 Pressure control valve, in fuel feed to vehicle IC motor, has throttled outflow after valve seat to compensate unavoidable fuel line losses
06/28/2001DE10046872A1 Pressurized gas flow control valve for feeding gas from breather circuit of continuous and positive pressure respirator supplying user
06/27/2001EP1111283A2 Cap for a valve
06/27/2001EP1109976A1 Apparatus for preventing reverse flow in drainage
06/27/2001EP1109716A1 Inflatable personal flotation device with gas inlet nozzle
06/27/2001CN2436740Y Check valve for vapour pumping
06/27/2001CN2436739Y Spring type check valve
06/27/2001CN1301338A Compound water meter
06/26/2001US6251267 Apparatus for supercritical fluid extraction
06/26/2001US6250336 Water supply coupling with one-way valve for recreational vehicles
06/21/2001WO2001044588A1 Backflow preventer assembly
06/21/2001CA2394441A1 Backflow preventer assembly
06/20/2001EP1108933A1 Check valve
06/20/2001EP1071899A4 Self-inflating cushion and valve therefor
06/20/2001CN2435597Y Valve stem for bicycle tyre
06/20/2001CN2435596Y One-way airflow leaf-valve
06/20/2001CN1300335A Apparatus for preventing reverse flow in drainage
06/20/2001CN1300260A Spray nozzle for windscreen washer system
06/20/2001CN1299939A Water hammer-preventing ball non-return valve
06/19/2001US6247513 Pressure indicating tire inflation valve
06/19/2001US6247489 Check valve
06/19/2001US6247488 Non return valve system and method for forming said non return valve system
06/19/2001US6247487 Valve assembly
06/19/2001US6247306 Pneumatic spring system
06/19/2001CA2055330C Improved cyclone having circular trickle valve assembly
06/13/2001EP1106257A1 Device for homogenizing and diffusing liquids for flotation clarifiers
06/13/2001EP1015049A4 Trocar seal system
06/13/2001DE10059382A1 Hydraulic system, in particular, for motor vehicles comprises a pressure limiting valve with a closure element which at least over a part of its axial displacement is damped by means of a damping arrangement
06/13/2001CN2434499Y Pipeline drainage valve for solar water heater
06/13/2001CN2434498Y Single flange template non-return device
06/13/2001CN2434497Y Reversly stopping pressure relieving valve device with return pressure erelief function
06/12/2001US6246333 Apparatus for sensing fluid flow and associated load control circuit
06/12/2001US6246331 Apparatus for sensing fluid flow and associated load control circuit