Patent ID: 6546956
Filing Date: 2003-04-15
Classification: F16K,G01F,Y10T

Abstract:
An opaque container fluid indicator mounted in the spout of an opaque fluid container and adapted to detect the presence of a fluid in the opaque fluid container comprising:a bladder holder mounted in the spout of the opaque fluid container, said bladder holder comprising a recessed top open chamber, a rim around said recessed top open chamber, two through holes through a bottom wall thereof in communication with said recessed top open chamber, and two bottom connecting tubes respectively downwardly extended from said through holes; an elastic transparent bladder fastened to said bladder holder for operation by hand to suck fluid from the inside of said opaque fluid container, said elastic transparent bladder having a binding flange disposed around a bottom opening thereof and fastened to the rim of said bladder holder; and two suction tubes respectively fastened to the bottom connecting tubes of said bladder holder and suspended inside said opaque fluid container.