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| Number | Title | Issue Date |
| 7600698 | Cleaning head and surface cleaning device comprising said type of cleaning head The invention relates to a cleaning head for enabling pressurized cleaning liquid to act upon a surface to be cleaned, comprising at least one spray arm which is rotatably mounted about an axis of rotation and on which is mounted at least one nozzle which can be fed... | 10/13/2009 |
| 7435581 | Integrated bio-reactor monitor and control system Systems and methods for automatically controlling conditions of a process are disclosed. In one example, a controller is programmed with a sequence of steps and parameters required to carry out a bioreactor process. The controller receives information related to a c... | 10/14/2008 |
| 7370605 | Animal feeding apparatus Gravity flow animal feed dispensing apparatus includes feed supply tubes depending from a bottom wall of a feed storage hopper supported by a frame elevated above ground level. Feed dispensing tubes or a plate are connected to the feed supply tubes and flow control ... | 05/13/2008 |
| 7275604 | Multi-zone firewall detection system A sprinkler system includes a control panel including a processor, a power supply source, and a memory including software instructions for automatically toggling the system between operating and non-operating modes. The control panel includes controls mated to the p... | 10/02/2007 |
| 7270132 | Washer A washer includes a plurality of washing devices for spraying washing water to an object to be washed from various directions of a washing tub, and a washing water feeding device for feeding the washing water. The washing water is sequentially sprayed from respectiv... | 09/18/2007 |
| 7248945 | Remote programming and diagnostic of decoder irrigation system 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... | 07/24/2007 |
| 7181319 | 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... | 02/20/2007 |
| 7178179 | Anti-entrapment drain A drain for swimming pools, spas, whirlpool baths, etc., includes a plurality of first orifices in communication with corresponding serpentine passageways to minimize hair or a body part from covering and entering the first orifices to a degree sufficient to entrap ... | 02/20/2007 |
| 7156322 | Irrigation sprinkler unit with cycling flow rate An irrigation sprinkler unit includes a tubular housing enclosing a speed reducing drive which is driven by a water actuated turbine wheel and rotates a rotary nozzle head at a substantially slower speed. The drive also rotates a tubular valve member within an annul... | 01/02/2007 |
| 7084741 | Method for communication between a first station and a second station, and a controller and remote station using the communication method A method for communicating between a first station and a second station over a wire pair, in which the first station sends an alternating power signal over the wire pair, the alternating power signal comprising a plurality of communication symbols, the second statio... | 08/01/2006 |
| 7077335 | Device for aromatizing a gas medium The inventive device for aromatizing a gas medium comprises a chamber provided with a flow booster for mixing the gas medium with aromatic fumes. Said fumes are delivered to the chamber by a dispenser which is embodied in the form of a reservoir containing a liquid ... | 07/18/2006 |
| 7069115 | 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... | 06/27/2006 |
| 7047802 | Pump tester An automatic pump testing device is configured with controller, a pump testing station, a supply tank and a collection tank. In accordance with one aspect of the present invention, a pump testing device is configured to test various types of hand actuated pumps. In ... | 05/23/2006 |
| 7040840 | Sewage effluent distribution means Effluent-operated valves provide, in a septic system, distribution of effluent uniformly to a plurality of portions or fingers of a drain field. The installation of such valves in a tank that collects septic system effluent to be distributed to a plurality of finger... | 05/09/2006 |
| 7023337 | Spray gun control operator interface A monitoring system that permits an operator to observe on a visual display operating data for a plurality of dispensing devices. These data displays are visual representations based on signals received from a monitor control. The operator is able to arrange and gro... | 04/04/2006 |
| 6957782 | Irrigation spray nozzle with two-piece color identifier and radially shaped orifice An exterior portion of the nozzle with a top side viewable from above the turf or ground surface mates with a base portion of the nozzle to define a nozzle orifice and a flow path leading to the nozzle orifice. The base portion has at least one projection that exten... | 10/25/2005 |
| 6944908 | Device for keeping optical elements clean, in particular covers for sensors or cameras, in motor vehicles The invention relates to a device for keeping optical elements clean in motor vehicles, especially sensor or camera covers. This is done according to the present invention by applying a directed stream of gas, for example a stream of air, to the transparent cover in... | 09/20/2005 |
| 6921027 | Truck wash automatic chemical ratio proportioning A chemical ratio proportioning apparatus (100, 200) intended primarily for use in a wash bay (10) of a vehicle wash system. A gantry (14) and spray wands (18) are used for washing a vehicle (12). A quantity of solvent such as water... | 07/26/2005 |
| 6772562 | Building perimeter fire suppressing system A building perimeter fire suppressing system for preventing brush and forest fires from engulfing building structure. The building perimeter fire suppressing system includes a water source; and also includes a plurality of pipelines having a plurality of water outle... | 08/10/2004 |
| 6763287 | Programmable decoder for irrigation plant, programming procedure for said decoder and centralized irrigation plant comprising a plurality of said decoders The present invention refers a decoder that can be programmed for an irrigation plant, a programming procedure for said decoder and a centralized irrigation plant comprising a plurality of said decoders. The decoder has the characteristic of comprising memorizing me... | 07/13/2004 |
| 6622933 | Pressure sequence controlled valve and sprinkler system using same A lawn sprinkler system utilizes a master controller whose input is coupled to a water supply and whose output is coupled via pipe to a number of valves. The master controller is preprogrammed to supply water for a number of phases of operation, where the... | 09/23/2003 |
| 6412708 | Nozzle device, preferably arranged in sanitary water basins, containers or the like A nozzle device including a nozzle body, a central jet channel which has a first fluid admitted to it, an opening region which widens conically in the jet direction and from which the central jet channel extends, and another channel which opens out into t... | 07/02/2002 |
| 6138928 | Center pivot suspension distribution system A liquid suspension distribution system is provided which is essentially a conventional center pivot irrigation system, but which has the innermost sprinkler guns sequenced by way of a programmable logic control. The innermost sprinkler guns are sequenced... | 10/31/2000 |
| 6085999 | Corner irrigation system An irrigation system is disclosed which includes a center pivot support having an elongated main water boom pivotally connected thereto which extends outwardly therefrom. An elongated extension boom is pivotally connected at its inner end to the outer end... | 07/11/2000 |
| 5878955 | Irrigation device having a two-step valve assembly An improved flow control irrigation device automatically stops the flow of water to an area when that area has received a predetermined quantity of water and then redirects the water to another area. The device includes a chamber, a carriage assembly, and... | 03/09/1999 |
| 5878953 | Pressure actuated control system for sprinkler and irrigation systems A multiple section irrigation sprinkler system incorporating pilot operated, pressure actuated and sequenced valve assemblies incorporates controllable device to increase or decrease the water pressure in the water supply lines at a controllable rate. The... | 03/09/1999 |
| 5817184 | Industrial cleaning apparatus and method A cleaning apparatus capable of supplying on a substantially continuous basis an anhydrous agent and water to an area to be cleaned. The cleaning machine includes an inner enclosure disposed in an interior chamber of an outer enclosure. The outer enclosur... | 10/06/1998 |
| 5765581 | Variable geometry spray nozzle A laundry machine which has a spray head for spraying liquid into laundry machines into a defined target area. The spray head includes a tubular body with first and second groups of spray nozzles in the body wall located at different longitudinal spacings... | 06/16/1998 |
| 5748466 | Adaptable control system for a variable number of switches An adaptable controller for controlling variable numbers of switches is disclosed. Specifically the controller is useful in an irrigation system having a number of water sprinklers whose operation may be controlled by user-defined programs. The system has... | 05/05/1998 |
| 5730359 | Applicator head for metered release of flowing media An applicator head for the metered release of flowing media, particularly hot-melt glues, cold glue paste, lubricants, paints, or similar substances, comprises a housing within which there is disposed a pivoting rocker having two oppositely disposed rocke... | 03/24/1998 |
| 5634413 | Method for thermal oxidation of liquid waste substances w/two-fluid auto-pulsation nozzles In the method, the liquid waste substance is vaporized and oxidized in a stream of hot flue gas 4. This stream of flue gas 4 contains the oxygen necessary for oxidation. The essence of the method is that the liquid waste substance is sprayed into the stre... | 06/03/1997 |
| 5629570 | Paint flow control interface Paint flow control interface circuitry for passing electrical signals across a paint booth barrier including a feedback signal indicating a paint flow parameter from a parameter transducer within the paint booth, includes passive resistive intrinsically s... | 05/13/1997 |
| 5613511 | Device for washing the interior of a building, and a distribution valve associated therewith A distribution valve for a high-pressure pump comprises a closed valve housing (1), in which a valve rotor (2) is rotatably mounted. The valve rotor is adapted during rotation, preferably indexing, to alternately open and close the flow path to a series o... | 03/25/1997 |
| 5366155 | By-pass arrangement for controlling the return flow of a pilot valve connected into an irrigation network A valve arrangement of an irrigation system includes a by-pass; for controlling the return flow of a pilot valve, which by being connected between the outlet connection from the pilot valve and the return connection to the pilot valve eliminates the need ... | 11/22/1994 |
| 5281401 | Vapor dispensing system A vapor dispensing system comprising a container adapted to contain a cartridge for controllably dispensing a liquid substance as a vapor, a pump for causing a flow of the vapor, conduit means for conveying the vapor flow including a first conduit communi... | 01/25/1994 |
| 5207354 | Metered fluid valve with switchable outlets A valve suitable for lawn and garden irrigation with a fluid inlet and two fluid outlets and a means for switching the flow of water from one outlet to the other based upon a predetermined flow of water. A plurality of valves may connected in series to ir... | 05/04/1993 |
| 5135168 | Multi-sprinkler controller A multi-sprinkler controller includes a timer-activated motor which drives a rotor disc. The rotor disc operates the opening and closing of several water passages through which water is supplied to the various sprinklers which make up a sprinkler system.... | 08/04/1992 |
| 5100056 | Automatic volume controlled sequential watering system and valve therefor An automatic volume controlled sequential irrigation system and automatic volume controlled irrigation valve therefor includes an inlet port connectable to a source of pressurized water, a discharge port, a bypass port, a valve in the discharge port movab... | 03/31/1992 |
| 5022585 | Automatic chemigation Apparatus and method for automatically irrigating and fertilizing a plurality of zones in a lawn and other botanical systems. A conventional underground sprinkler system may be employed having a source of liquefied fertilizer to be inserted into the main ... | 06/11/1991 |
| 4838310 | Hydroelectrically powered, remotely controlled irrigation system An impeller is positioned within the flow of a fluid to be used to irrigate an area. The impeller drives a generator, which operates to charge and sustain a storage battery. The battery powers a receiver having an identification code by which the receiver... | 06/13/1989 |
