Patent ID: 6079445
Filing Date: 2000-06-27
Classification: F16L,Y10T

Abstract:
A quick universal joint of auto-separating two-way check valve, comprising:a male joint having a left first retainer, a right first retainer, a first cavity between the left first and right first retainers, a first flange, a first recess, and a first disk;a female joint having a second cavity, an inner flange, a second disk movable in the second cavity, a left second retainer, a right second retainer, a first cavity between the left second and right second retainers, a second flange, a second recess, and a second disk;a first pipe having a plurality of holes on one open end and a first cap on the other end extended to the female joint;a second pipe having a plurality of holes on one open end and a second cap on the other end received in the female joint; anda first, second, third, and fourth springs;wherein the male joint connects to an open end of the first pipe, the female joint connects to an open end of the second pipe, the first disk is biased between the first and second springs and received in the first recess, and the first pipe is penetrated through the first recess to engage with the second pipe; and the second disk is biased between the third and fourth springs and received in the second recess, and the second pipe is penetrated through the second recess.