| Patent Number |
Title Of Patent |
Date Issued |
| D480449 |
Control valve |
October 7, 2003 |
|
| D388502 |
Multiple orifice nozzle sprinkler |
December 30, 1997 |
|
| 7232107 |
Control valve having a filter screen mounted flush with a valve closure member surface |
June 19, 2007 |
| A diaphragm operated valve having the diaphragm attached at its lower end to a valve closure plug, and movable therewith, and attached at its upper end to a portion of valve body that forms the pressure cavity. The diaphragm has a stepped portion between its upper and lower ends which |
| 7134613 |
Device for limiting turbine rotation speed in gear driven sprinklers |
November 14, 2006 |
| A turbine assembly for a rotary sprinkler head includes a flow control valve, a turbine housing having a fluid inlet and fluid outlet ports, and a rotor mounted in the housing. The flow control valve is moveable between a closed position and a maximum open position, and is spring bia |
| 7000889 |
Tilted and stepped diaphragm for control valves |
February 21, 2006 |
| A diaphragm operated valve having the diaphragm attached at its lower end to a valve closure plug, and movable therewith, and attached at its upper end to a portion of valve body that forms the pressure cavity. The diaphragm has a stepped portion between its upper and lower ends which |
| 6601781 |
Rotary driven sprinkler with multiple nozzle ring |
August 5, 2003 |
| A rotary drive sprinkler having a multiplicity of nozzles which can be changed at any time. The nozzle assembly can have a cylindrical housing having a plurality of nozzles to rotate against a cylindrical housing having at least one stream outlet opening. A nozzle assembly can have a |
| 6237862 |
Rotary driven sprinkler with mulitiple nozzle ring |
May 29, 2001 |
| A rotary drive sprinkler having a multiplicity of nozzles which can be changed at any time. The nozzle assembly can have a cylindrical housing having a plurality of nozzles to rotate against a cylindrical housing having at least one stream outlet opening. A nozzle assembly can have a |
| 6182909 |
Rotary nozzle assembly having insertable rotatable nozzle disc |
February 6, 2001 |
| A rotary drive sprinkler has a nozzle assembly having a recess in a cylindrical housing for receiving a cylindrical nozzle selection disc having a plurality of nozzle openings. The cylindrical nozzle selection disc is rotatable to place one of its nozzle openings in an exit flow pass |
| 6085995 |
Selectable nozzle rotary driven sprinkler |
July 11, 2000 |
| A rotary drive sprinkler having a multiplicity of nozzles which can be selectively changed at any time. The nozzle assembly has an internal rotor member for bringing one of the nozzles into operation as the internal rotor is turned. A water flow can be directed from a rotor to a selected |
| 5826797 |
Operationally changeable multiple nozzles sprinkler |
October 27, 1998 |
| An oscillatable nozzle sprinkler with operationally changeable nozzles from the top. One configuration consists of a multiple nozzle cylindrical sleeve which allows a desired nozzle for flow rate and trajectory to be rotationally selected while the sprinkler is operating. Another con |
