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Class Information
Number: 137/286
Name: Fluid handling > Hydrant type > Movable riser actuated valve
Description: Apparatus in which the riser serves as the actuator for the valve, i.e., movement of the riser in a predetermined manner actuates the valve.

Sub-classes under this class:

Class Number Class Name Patents
137/287 Reciprocating riser 4

Patents under this class:

Patent Number Title Of Patent Date Issued
8644993 Method of controlling the flow rate of the liquid by controlling operation of the pump Feb. 4, 2014
5115833 Ground hydrant with ninety-degree water flow turn-off ball valve below frost line May. 26, 1992

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