Matches 1 - 13 out of 13


Match Document Document Title
US20140150892 ACCESS COVER IN BACKFLOW PREVENTION DEVICE  
A backflow prevention device including an opening in the housing configured to provide a user with access to the upstream check valve and the downstream check valve. The backflow prevention device...
US20140150893 SHUTOFF VALVE IN BACKFLOW PREVENTION DEVICE  
A backflow prevention device including an upstream shutoff valve configured to allow a user to control the water flow stream through the housing. The upstream shutoff valve includes an...
US20090065067 CHECK VALVE FLAP FOR FLUID INJECTOR  
A backflow-prevention system that substantially prevents contaminant backflow at a treatment site. The system includes a fluid ejector tube for insertion into the patient's mouth and a backflow...
US20150233096 VALVE MEMBER ASSEMBLY  
A valve member assembly includes a housing, a check valve assembly, and a float valve assembly. The housing is a cup, a retainer and a bonnet releasably secured together. The check valve assembly...
US20130312844 COMPACT AIR STOP VALVE FOR AIRCRAFT GALLEY PLUMBING SYSTEM  
A backflow resistant stop valve for an aircraft galley plumbing system comprises a valve body defining an inlet, and inlet chamber, a transfer chamber, an outlet chamber, and an exit. The valve...
US20080289696 CHECK VALVE FOR FLUID INJECTOR  
A backflow-prevention system that substantially prevents contaminant backflow at a treatment site. The system includes a fluid ejector tube for insertion into the patient's mouth and for removal...
US20060118172 One-way valve having vacuum breaking and flow-guiding functions  
A one-way valve having vacuum breaking and flow-guiding functions is disclosed. It mainly includes a water supplier, a circular wing, and a one-way valve. The water supplier has at least one first...
US20080223448 Mixing Eductor  
An eductor for mixing two liquids wherein the eductor includes a closed or non-air gap back flow prevention member. The vacuum profile of the eductor is altered by changing an opening in a passage...
US20130112285 VENTURI EDUCTOR WITH ADJUSTABLE FLOW RESTRICTOR  
A venturi eductor comprising a flow passage for a first liquid, a dispensing passage with an opening into the flow passage to allow a second liquid to be drawn therethrough and into a first liquid...
US20170145672 Vacuum Breaker  
A vacuum breaker having a supporting rib and a skirted section is disclosed. The supporting rib is configured to be axially aligned with air slots in an outlet tube and provide a more robust...
US20170107706 Water Pump With Safe Cross Connection  
A unique piping arrangement of a water pump system is designed to prevent backflow of non-potable liquid into a potable water source thereby complying with plumbing codes to provide a safe cross...
US20160319976 ANTI-SIPHON ARRANGEMENT FOR HYDRAULIC SYSTEMS  
An anti-siphon arrangement for a hydraulic system with a reservoir includes first and second flow paths providing hydraulic communication between the reservoir and a lower area. Each flow path...
US20160208468 COMPACT AIR STOP VALVE FOR AIRCRAFT GALLEY PLUMBING SYSTEM  
A backflow resistant stop valve for an aircraft galley plumbing system comprises a valve body defining an inlet, and inlet chamber, a transfer chamber, an outlet chamber, and an exit. The valve...

Matches 1 - 13 out of 13