Patent ID: 6481455
Filing Date: 2002-11-19
Classification: B67D,Y10T

Abstract:
A bubble trap for separating gas from a fluid in a pressurized fluid handling system comprising:a vertically oriented circular chamber with a coaxial vent port and vent port ball seat at the top end, a fluid inlet near said top end, and a coaxial fluid outlet and fluid outlet ball seat at the bottom end, said inlet port connectible to a source of said fluid under pressure, said fluid outlet connectible to a fluid receiver, an upper check ball and a lower check ball, each lighter in density than said fluid so as to float, both confined within said chamber, said vent port and said fluid outlet being independently closable to outflow from within said chamber by respective said check balls being seated in respective said ball seats when fluid levels transport respective said balls thereto, externally accessible means for dislodging said upper check ball from said vent port ball seat, and externally accessible means for dislodging said lower check ball from said fluid outlet ball seat.