Matches 1 - 50 out of 127 1 2 3 >
Match Document Document Title
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 (...
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 rate...
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...
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...
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...
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 by...
5944444 Control system for draining, irrigating and heating an athletic field  
A control system for an athletic field coordinates drainage by gravity or vacuum-enhanced and irrigation by monitoring water level with respect to a subsurface membrane, wherein a flow network...
5938372 Subsurface irrigation apparatus and method  
A subsurface irrigation apparatus and method, the apparatus including an underlayment of water resistant material which also serves as a mounting surface for the remaining elements of the...
5782578 Hydraulic timer mechanism for water irrigation  
A hydraulic timer mechanism for water irrigation is disclosed to comprise a cylindrical body having an irrigation water entrance and a number of irrigation water exits. The water exits are arranged...
5759286 Method of recycling agricultural chemical rinse water into an irrigation system  
A method of recycling agricultural chemical rinse water is disclosed. The method includes the steps of providing a piece of equipment contaminated with an agricultural chemical, rinsing the...
5752785 Drainage pump station and drainage operation method for drainage pump station  
In a drainage pump station, a driving machine has a capacity greater than a shaft power necessary for no-discharge operation of a pump, and during severe flooding the pump is operated at an...
5752784 Low profile drainage network for athletic field drainage system  
A drainage system for a natural turf athletic field includes a buried drainage network located above a water impermeable membrane which conforms to the topography of a compacted subsoil, the...
5749672 Irrigation process  
Soil adjacent to an elongated furrow is irrigated by flowing the water from a header into and along the furrow, and erosion of the furrow is reduced and infiltration into the soil is increased by...
5749521 Moisture sensing electronic irrigation control  
An apparatus for soil irrigation control comprising a control unit, a soil probe, and a temperature probe. The function of the invention is to provide day-to-day soil moisture measurement and...
5733065 Underground drainage facility, vertical-shaft multi-stage adjustable vane pump, and method of running drainage pump  
A vertical-shaft multi-stage pump has adjustable vanes on its lower stage. A vane angle operating mechanism has an operating shaft extending through a hollow portion of the drive shaft of the upper...
5667336 Furrow irrigation  
An automated furrow irrigation control method and system involves the initiation of an irrigation flow into an upstream end of a furrow at an initial water discharge rate; continuously or...
5590980 Planted surface moisture control system  
A system is provided for controlling the moisture content of a planted surface. The system includes a plurality of drain conduits located beneath the planted surface for collecting liquid from the...
5531543 Device for ensuring free water passage to roof rainwater outlets in connection with ice formation  
A device for ensuring free flow to roof rainwater outlets, especially on flat roofs, in connection with ice formation. The device comprises a feed means (1) in the form of at least one channel...
5498330 Gray water reclamation system including plural filtration steps  
A gray water reclamation system is disclosed. The system includes a gray water filter and a gray water conduit for receiving exclusively gray water from at least one household source and passively...
5441632 Septic system with above-ground septic tank  
A septic system has an above-ground septic tank which is installed in the house for which it is to be used, or within an enclosure attached to the house. The septic system further includes a...
5390960 Conduit branch fitting for fluid main line  
A fitting for mating a fluid flow main line, such as a sewage disposal line, with a branch line to a residence, industrial building, or commercial building intended to be serviced. The fitting is...
5297895 Method and apparatus for controlling silt erosion  
An apparatus for use in conjunction with a silt collecting pond to prevent silt from being washed from adjacent land by rainwater comprises a base adapted to rest on the bottom of the pond and a...
5232307 Hydraulic oscillating diverter  
A hydraulic diverter comprises a pair of tubes connected to receive water from a storm drain. One of the tubes is connected to discharge the water into a basin, while the other is connected to...
5224795 Irrigation regulator  
A moisture sensing device (2) operating according to the tensiometer principle which in the case of complete drying out emits the same signal as on reaching the maximum moisture content, in the...
Matches 1 - 50 out of 127 1 2 3 >