Adapter for a valve and tank assembly

Claim 1

An adapter suitable for conducting separate streams of fluid between a device having a pair of ports and a container having an internally threaded opening communicating with first and second chambers within said container comprising a housing including a mounting section connectable to said device which includes an outer wall portion and an annular depending flange portion provided with external threads for threading said housing into the internally threaded opening of said container, a partition section including an intermediate wall portion spaced from said outer wall portion of said mounting section and secured along the periphery thereof to the flange portion of said mounting section to form an outer housing chamber therebetween, and a diffuser section including an outer wall portion spaced from said intermediate wall portion of said intermeDiate section and an annular flange portion secured along its periphery to the wall portion of said partition section to provide an inner housing chamber, the outer wall portion of said mounting section having first and second outer ports, said first outer port communicating with said outer housing chamber and communicable with one of the ports of said device, said second outer port being communicable with the other of the ports of said device, the outer wall portion of said diffuser section having first and second inner ports, said first inner port communicating with said inner housing chamber and being communicable with said first container chamber and said second inner port being communicable with said second container chamber when said housing is threaded into the internally threaded opening of said container, means intercommunicating said second outer port and said inner housing chamber and means intercommunicating said second inner port and said outer housing chamber.