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8981946 Soil moisture sensor  
In one embodiment, the present invention is directed to a soil moisture sensor for interrupting an irrigation schedule of an irrigation controller. The moisture sensor comprises a relatively flat...
8979431 Moisture responsive irrigation method and apparatus  
An irrigation device comprising a moisture responsive barrier is provided. At least a portion of the barrier has perforations, at least some of the perforations are associated with a water...
8979430 Moisture responsive device and method  
A moisture responsive device is described having a moisture responsive element comprising at least a moisture responsive formation of a first material in association with a less moisture...
8961068 Device, system, and method of irrigation  
An irrigation system for irrigating a plant having a root comprises: a valve to begin irrigation from a water source at a first time-point; a moisture sensor to sense moisture at a second,...
8770888 Watering mat for the large-area distribution of water  
A watering mat is provided for the large-area distribution of water, particularly in horticulture and landscaping as well as agriculture. The watering mat includes a first and a second carrier...
8657528 Brine disposal system for a brine source  
Brine disposal systems are configured to receive brine from a brine source and to passively collect seawater from a nearby ocean during high tide using one or more tidal forces. Tidal movements...
8591147 Combined water storage and detention system and method of precipitation harvesting and management  
In a water storage system with water conduits, water pumps, drain valves, discharge valves, for storing a first volume of water, a method of maximizing water availability monitors a second volume...
8565927 Irrigation interrupter  
A irrigation interrupter is disclosed herein. The irrigation interrupter learns the watering patterns established by an irrigation controller and takes action to intelligently limit watering based...
8414108 Ejection chip for micro-fluid applications  
Disclosed is an ejection chip for an inkjet printhead that includes at least one fluid via configured on the ejection chip for supplying fluid to one or more ejecting elements of the ejection...
8403596 Groundwater control system and method  
A groundwater control system and method for regulating the level of groundwater in an agricultural field according to selected criteria including a drainage tile line having a water flow regulator...
8342775 Groundwater control system with purity sensor and method  
A groundwater control system and method for regulating the level of groundwater in an agricultural field according to selected criteria concerning the purity of the groundwater including a...
8256989 Water-storage and water-purification system  
The present invention relates to a water-storing and water-cleaning system. Said system is designed in such a manner that it can be used irrespective of location. It is used, inter alia, in...
8219254 Adaptive control for irrigation system  
A combined water management and communication system for a water provider wirelessly communicating with selected ones of the multiplicity of user wireless transceiver for changing water...
8104993 Irrigation zone time control  
A wireless sensor probe for use in environmental monitoring and control includes a separable probe body and sensor mast. The probe body includes a void configured to house the sensor mast...
8066029 Persuasive environmental recovery system  
A sewer backup alarm and overflow prevention device eliminates raw sewage spills by preventing pressure buildup in sewer drains. One or more sewage level sensors may be coupled to an alarm and/or...
7937187 Computer controlled fertigation system and method  
A system and a method of computer controlled irrigation and fertigation composed of one or more sensors positioned in order to quantify the amount of water and/or nutrients that a plant is...
7857545 Variable volume drain field system  
An apparatus for a variable volume drain field for onsite wastewater renovation. The system includes at least one module having a weir-type inlet and a one-way flow control device. The modules...
7857546 Method and apparatus for controlling drainage and irrigation of fields  
A method of and apparatus for controlling drainage/irrigation of a field includes laying out a network of spaced, interconnected water level-responsive valves coupled to drainage tiles, which...
7572378 Recycled irrigation water treatment system including reverse osmosis  
A process for irrigation involves monitoring reclaimed water, and treating it when necessary. The reclaimed water is tested with monitors to obtain results for water quality characteristics,...
7502655 Methods for providing optimal light-CO2 combinations for plant production  
Method for optimizing plant production in a cost effective manner. System (100) includes a processor (102) in communication with resource controllers (110, 112) for controlling resources (106,...
7413380 Golf course turf conditioning control system and method  
A system and method for conditioning turf at of one or more golf course areas includes an aeration subsystem having subsurface aeration conduits for aerating the area, and an air blower unit in...
7404899 Water treatment system  
The process for irrigation of a man-made landscaped area, such as a golf course, playing field or agricultural area, involves monitoring a sample of reclaimed water, a sample of soil containing...
7358626 Two-wire power and communications for irrigation systems  
A large number of irrigation system devices connected to a common two-wire cable can be powered and individually controlled from a central location by transmitting over the cable DC pulses of...
7331143 Seismic base isolation by electro-osmosis  
A structure is isolated from a seismic event by inducing soil liquefaction in an isolation layer beneath the structure and soil foundation zone, such as by activating an electro-osmosis gradient...
7320559 System and method for dispersing of coal bed sodic water  
A method for designing and implementing a system for subsurface drip irrigation dispersal of sodic water from a coal bed seam, the method comprising calculating a land surface area below which the...
7184846 Systems and methods for providing optimal light-CO2 combinations for plant production  
Method and system for optimizing plant production in a cost effective manner. System (100) includes a processor (102) in communication with resource controllers (110, 112) for controlling...
7172366 Golf course environmental management system and method  
The invention is a system and method for managing a plurality of areas of interest of a golf course. The system comprises a plurality of subsurface aeration subsystems and a programmable master...
7033108 Turf playing surface aeration and drainage system  
A perforated pipe network beneath a playing surface. A blower connected to the pipe network drawing an air flow through the pipe network to create a vacuum. A drain pipe connecting to the pipe...
7012394 Battery-powered air handling system for subsurface aeration  
The invention is a battery powered source for an air handling system that provides subsurface aeration services when an available power source provides insufficient power. The system comprises a...
7004677 Enhanced irrigation valve platform assembly  
A valve containment assembly for an irrigation system may have a first side wall unit, a grate, a second side wall unit, and a lid. The first side wall unit may be disposed on the floor of a hole....
6997642 Golf course environmental management system  
The invention is a system for managing a plurality of areas of interest of a golf course. The system comprises a plurality of electromechanical subsystems and a programmable master control module....
6821053 Water flow responsive barrier for gutters and storm drains with rotary actuator  
A barrier to exclude trash and debris from storm drains wich includes a pivoted gate moved by a vane-type rotor. The rotor is actuated to open an entry to the storm drain by flow of water at a...
6726401 Treatment of a leach field  
The performance of a leach field in processing waste water is maintained or improved by a control system in which one or more selected parameter in a waste water conduit, or in the influence zone...
6726402 Roadway surface grating with trash detention during drier conditions  
A roadway surface drain provided with a grating to detain trash but pass water, a hinged closure plate beneath the grating to close the opening in which the grating is fitted, and linkage to tilt...
6712552 Geosynthetic material irrigation system  
The present invention is an economical and easily installed irrigation system for agricultural products covering large areas. The invention comprises top and bottom layers of geosynthetic material...
6681796 Drainage valve pipe tap assembly  
A drainage valve tap assembly for connection of a branch line to a main line while simultaneously forming a freeze proof drain comprising a hollow body having a first end and a second end, a...
6652188 Fluid coupled control system for irrigation  
An irrigation control system includes a transmitter/receiver coupled to the outlet of an irrigation conduit in a remote irrigation zone that receives a signal from a moisture sensor in the...
6620329 Golf course irrigation water monitoring and treatment system  
The present invention is process for irrigation of a golf course, which involves monitoring reclaimed water, and treating it when necessary to avoid harmful effects to plantlife. The reclaimed...
6616375 Arrangement in a drain system and a method for taking care of drain media  
An arrangement is provided in a drain water system having a main drain conduit which is designed as a closed ring conduit (19), and pump members (17, 18) are arranged to pump drain media emanating...
6615653 In situ method for determining soil liquefaction tendency and its prevention by electro-osmosis  
A method for determining the liquefaction tendency of a water saturated soil is provided in which a driven or self boring probe with a plurality of expanding and contracting bladders imposes a...
6565284 Infiltration control system and method  
A system for maintaining a surcharge on a sanitary sewer collection system to minimize the pressure differential across pipe walls carrying the waste and to offset the buoyant effects of...
6558078 Foundation and soil irrigation system utilizing wicking materials  
The present invention provides a method and apparatus for a foundation and soil irrigation system having multiple independent zones that can be controlled to deliver fluid to surrounding soil. The...
6467994 Apparatus and method for beneficial use or handling of run-off or collected water  
An apparatus and method for the beneficial utilization or handling of run-off water. The apparatus includes a permeable underground water reservoir in combination with a siphon. Run-off water can...
6450731 System for applying a liquid, such as a deicing liquid, upon a pavement surface  
A system for applying a liquid, such as a deicing liquid, to a surface material, such as soil, sand, gravel, concrete, and asphalt. The system includes a mat possessing an array of upstanding...
6312191 Self-contained ecological watering system  
Self-contained ecological watering system, protected against obturations, and capable of irrigating at low cost uniformly and regularly a variety of cultivated areas; the system operates...
6273638 Automated air handling system for sports field  
An air handling system includes an air handling device connectable to a duct network that is underneath a field having grass growing in it, at least one sensor disposed to measure a variable...
6186423 Irrigation system  
An irrigation system for a field, wherein a circular central portion of the field is irrigated by a center pivot irrigation machine, comprising a buried primary water line which extends from a...
6142703 Encapsulated turf maintenance system  
An underground fluid exchange system for control of delivery of fertilization, irrigation and pesticides to and removal from a selected fully encapsulated the turf area of a playing field,...
6132138 Gray water recycling system  
This invention relates to a gray water recycling invention that utilizes filtered gray water for maintaining constant moisture levels in building foundations and for other irrigation uses. The...
5954450 Method of irrigation control  
Method of controlling the operation of an irrigation system for irrigating an area of land or other terrain. The method comprising the steps of monitoring a condition of the material of the land...

Matches 1 - 50 out of 145 1 2 3 >