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Class Information
Number: 137/189
Name: Fluid handling > Diverse fluid containing pressure systems > Fluid separating traps or vents > Discriminating outlet for liquid > With fluid responsive valve > Level responsive > Weight or pressure > Gravitating vessel
Description: Separating traps wherein liquid accumulates in a vessel which lowers in response to the weight of the liquid which lowering controls the valve.

Sub-classes under this class:

Class Number Class Name Patents
137/190 Sinking or bucket type float 3

Patents under this class:

Patent Number Title Of Patent Date Issued
4917831 Buoyant tank carbonator pump control for post-mix beverage apparatus Apr. 17, 1990
4280528 Waste water conveyance apparatus Jul. 28, 1981

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