Patent ID: 6371173
Filing Date: 2002-04-16
Classification: F17C

Abstract:
A portable apparatus for passing a compressed fluid to a vessel comprising:a) a first vessel for receiving the compressed fluid; b) a compressed gas-containing vessel for storing the compressed fluid; and c) a threaded connecting assembly for fluidly connecting the first and second vessels to establish a fluid passage therebetween and to enable the compressed gas-containing vessel to be rotated into and out of sealable engagement with the first vessel, said threaded connecting assembly comprising: a first threaded connecting member having a body portion, an end portion, a bore extending axially from the end portion enabling the passage of a fluid therethrough, and from 2 to 4 spaced apart three sided threads defining grooves therebetween projecting along an exterior surface of the body portion at the end portion; and a cap member comprising a plurality of complementary three sided threads adapted to mate with the from 2 to 4 three sided threads of the first threaded connecting member by seating in said grooves, and an opening configured for engagement with said bore of the first threaded connecting member to provide a passageway for the flow of the fluid therebetween.