Resources Contact Us Home
Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Browse by Category: Main > Engineering
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











 
 
  Recently Added Patents
Powerline communication device with load characterization functionality
High performance design rule checking technique
Rate controlled first in first out (FIFO) queues for clock domain crossing
Encryption using alternate authentication key
Wafer recycling method
System and method for configuring a direct lift control system of a vehicle
Scanned image projection system employing intermediate image plane
  Randomly Featured Patents
Pike pole exercise apparatus
Cable connector assembly
Intank fuel filter
Oxy-fuel flame impingement heating of metals
Method of preparing chemi-mechanical pulp
Cooled electronics system employing air-to-liquid heat exchange and bifurcated air flow
Photovoltaic semiconductor device using an organic material as an active layer
Process cartridge and image forming apparatus using the same
Coaxial cable including tubular bimetallic inner layer with folded edge portions and associated methods
Steering wheel cover