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| Number | Title | Issue Date |
| 8183719 | Drive circuit for DC latching devices A drive circuit for a DC latching device includes a battery, a storage element, and a plurality of switches connecting the battery to the storage element for charging the storage element from the battery and discharging the storage element into the coil of a DC latc... | 05/22/2012 |
| D653219 | Data relay for an irrigation controller | 01/31/2012 |
| 8014904 | Hybrid modular/decoder irrigation controller A plurality of receptacles in an irrigation controller removably receive a plurality of modules. At least one station module is configured for insertion into a first one of the receptacles and is connectable to a corresponding solenoid actuated valve through a dedic... | 09/06/2011 |
| D643093 | Adjustable pressure regulator for irrigation systems | 08/09/2011 |
| 7953517 | Landscape controller with control panel insertable feature module A landscape controller includes a housing and a control panel in the housing. The control panel includes a display and at least one manual control that enables a user to enter and/or select a watering schedule. A memory is provided for storing an operational program... | 05/31/2011 |
| D638914 | Fixed pressure regulator for irrigation systems | 05/31/2011 |
| 7899581 | Modular irrigation controller with separate field valve line wiring terminals A modular irrigation controller includes a processor capable of executing a stored watering program and controlling a plurality of removable station modules in accordance with the watering program. Each station module includes a station module circuit for opening an... | 03/01/2011 |
| 7891370 | Irrigation device with freeze member An irrigation device includes a chamber having a peripheral wall made of a material susceptible to damage from the expansion of water in an interior of the chamber during freezing. A freeze member is located in the chamber and is made of a compressible material. The... | 02/22/2011 |
| 7877168 | Evapotranspiration unit for re-programming an irrigation controller An evapotranspiration (ET) unit includes a first communication link, a processor and a second communication link. The first communication link receives actual ET data from a plurality of environmental sensors. The processor calculates changes to a set of watering sc... | 01/25/2011 |
| 7863885 | Sondes for locating underground pipes and conduits A sonde includes an elongate flexible ferromagnetic core and a coil surrounds an intermediate segment of the core. A housing surrounds and supports the coil. An electronic drive circuit is mounted in the housing for supplying the coil with an electric signal that wi... | 01/04/2011 |
| 7861948 | Adjustable arc rotor-type sprinkler with selectable uni-directional full circle nozzle rotation A sprinkler includes a drive mechanism mounted in a riser that rotates a nozzle at the top of the riser. The drive mechanism enables a user to select between oscillation of the nozzle through an adjustable arc and uni-directional full circle rotation of the nozzle. ... | 01/04/2011 |
| 7853363 | Evapotranspiration unit connectable to an irrigation controller An evapotranspiration (ET) unit includes a processor and a memory for storing a historical set of components of ET data. The processor can communicate with one or more environmental sensors each capable of generating a signal representing an actual value to be subst... | 12/14/2010 |
| 7830149 | Underground utility locator with a transmitter, a pair of upwardly opening pockets and helical coil type electrical cords A transmitter for use with an underground utilities locator including a portable elongate housing; an electronic circuit mounted in the housing and configured to generate an electrical output signal at a frequency suitable for tracing an underground utility; a pair ... | 11/09/2010 |
| 7828230 | Axially displacing slip-clutch for rotor-type sprinkler A sprinkler includes a riser, an impeller mounted in the riser, and a nozzle rotatably mounted at an upper end of the riser. A drive assembly including a reduction gear train couples the impeller and the nozzle. A clutch in the drive assembly includes a clutch membe... | 11/09/2010 |
| 7825647 | Method for locating buried pipes and cables A method of locating a buried conductor such as a pipe uses an electronic transmitter to generate a signal having a predetermined frequency with is applied to the pipe via an alligator clip or other appropriate connector. A ground connection to the transmitter is es... | 11/02/2010 |
| 7806382 | Co-axial solenoid and pressure regulator for diaphragm valve A valve assembly comprises a diaphragm valve, a pressure regulator and a solenoid. The pressure regulator is operatively coupled to the diaphragm valve for maintaining a predetermined pressure in water exiting the diaphragm valve despite fluctuations in the pressure... | 10/05/2010 |
| 7772726 | Irrigation controller with processor power down upon module unlocking A modular irrigation controller includes a processor for executing a watering program and turning a plurality of irrigation valves ON and OFF in accordance with the watering program. The irrigation controller includes a plurality of receptacles for each receiving a ... | 08/10/2010 |
| 7755360 | Portable locator system with jamming reduction A portable self-standing electromagnetic (EM) field sensing locator system with attachments for finding and mapping buried objects such as utilities and with intuitive graphical user interface (GUI) displays. Accessories include a ground penetrating radar (GPR) syst... | 07/13/2010 |
| 7748646 | Gear driven sprinkler with top turbine A sprinkler comprises a nozzle, a turbine and a gear train reduction. The gear train reduction has an output stage that is coupled to the nozzle. The turbine is located between the nozzle and the gear train reduction and is coupled to an input stage of the gear trai... | 07/06/2010 |
| 7741848 | Adaptive multichannel locator system for multiple proximity detection A man-portable locator system for locating buried or otherwise inaccessible pipes, conduits, cables, wires and inserted transmitters using detector arrays and stochastic signal processing and similar techniques to analyze and display multiple target objects at diffe... | 06/22/2010 |
| 7733077 | Multi-sensor mapping omnidirectional sonde and line locators and transmitter used therewith Portable locators are disclosed for finding and mapping buried objects such as utilities. A articulatable antenna node configuration and the use of Doppler radar and GPS navigation are also disclosed. ... | 06/08/2010 |
| D613255 | Removable face pack for an electronic irrigation controller | 04/06/2010 |
| D612813 | Back panel for an electronic irrigation controller | 03/30/2010 |
| 7677469 | Sprinkler with reversing planetary gear drive A sprinkler for irrigating turf and/or landscaping includes a turbine and a nozzle. A planetary gear drive and a reversing mechanism rotatably coupling the turbine and the nozzle. The planetary gear drive includes at least a portion of the reversing mechanism. ... | 03/16/2010 |
| 7665713 | Sleeve valve for residential and commercial irrigation systems A sleeve valve includes a rigid mandrel with a plurality of openings and a generally cylindrical elastomeric sleeve that surrounds the mandrel. A generally cylindrical rigid sleeve valve housing surrounds the elastomeric sleeve and defines a control chamber between ... | 02/23/2010 |
| D607847 | Wireless irrigation transmitter | 01/12/2010 |
| D607759 | Weather sensor for connection to an irrigation controller | 01/12/2010 |
| 7621467 | Adjustable arc irrigation spray nozzle configured for enhanced sector edge watering An adjustable arc sprinkler includes first and second adjacent members that define a nozzle orifice. The first member can be connected to the end of a riser and defines a flow path leading to the nozzle orifice. The second member is rotatable relative to the first m... | 11/24/2009 |
| 7619516 | Single and multi-trace omnidirectional sonde and line locators and transmitter used therewith At least one antenna array including three mutually orthogonal antennas each sharing a common center point senses an electromagnetic signal emitted by a buried object such as a utility line, pipe or sonde. A circuit at least partially mounted in a housing is connect... | 11/17/2009 |
| 7613547 | Modular irrigation controller with separate field valve line wiring terminals A modular irrigation controller includes a processor capable of executing a stored watering program and controlling a plurality of removable station modules in accordance with the watering program. Each station module includes a station module circuit for opening an... | 11/03/2009 |
| 7557559 | Compact line illuminator for locating buried pipes and cables A compact line illuminator for applying an oscillating signal to buried or otherwise inaccessible pipes, cables and conductors so that their location can be traced by detecting an electromagnetic signal emitted by these buried objects. The illuminator includes a cir... | 07/07/2009 |
| D593182 | Triple orifice sprinkler nozzle | 05/26/2009 |
| 7530504 | Clutch for rotor-type sprinkler A sprinkler includes a riser, an impeller mounted in the riser, and a nozzle rotatably mounted at an upper end of the riser. A drive assembly couples the impeller and the nozzle. A clutch in the drive assembly includes a radially deformable collet that surrounds a d... | 05/12/2009 |
| 7518374 | Reconfigurable portable locator employing multiple sensor array having flexible nested orthogonal antennas A portable locator for detecting a buried object characterized by an electromagnetic (EM) field emission employing three-dimensional (3D) sensor arrays each having three substantially-identical EM field sensors disposed on a flexible annular wall having a radial cen... | 04/14/2009 |
| 7503346 | Solenoid actuated pilot valve for irrigation system valve A solenoid actuated pilot valve includes a pilot valve housing defining a pilot valve chamber and a solenoid. The solenoid includes and end cap connected to the pilot valve housing, a reciprocable plunger, and a piston having a shaft with a first end connected to an... | 03/17/2009 |
| 7498816 | Omnidirectional sonde and line locator At least one antenna array including three mutually orthogonal antennas each sharing a common center point senses an electromagnetic signal emitted by a buried object such as a utility line, pipe or sonde. A circuit at least partially mounted in a housing is connect... | 03/03/2009 |
| 7498797 | Locator with current-measuring capability A human-portable utility locator system for locating and tracing a buried utility line characterized by an electromagnetic field emission. The locator may include a horizontal spaced sensor pair for detecting the horizontal field asymmetry of the emitted field in on... | 03/03/2009 |
| 7457687 | Irrigation controller with indirectly powered station modules An irrigation controller includes inputs for entry or selection of a watering program and a memory capable of storing the watering program. A plurality of station modules are removably received in a plurality of corresponding receptacles. Each station module include... | 11/25/2008 |
| D580373 | Evapotranspiration module for an irrigation controller | 11/11/2008 |
| 7443154 | Multi-sensor mapping omnidirectional sonde and line locator Portable locators are disclosed for finding and mapping buried objects such as utilities. A articulatable antenna node configuration and the use of Doppler radar and GPS navigation are also disclosed. ... | 10/28/2008 |
