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WO/2009/084422A1 |
A flow rate ratio controlling apparatus not needing devices of a plurality of types and enabling reduction of the number of types of parts and the manufacturing cost. The apparatus comprises differential pressure flow rate controllers (M...
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WO/2009/080143A1 |
The invention relates to a valve device for a hydraulic circuit (10), which valve device divides the incoming volume flow into at least two pre-determined partial flows for supplying hydraulic consumers (V1, V2) of the circuit (10), whic...
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WO/2009/082447A1 |
A flow control system (10, 20) comprises a flow sensor (12), a valve controller (13), a signal processor (14, 16), a control processor (14, 16) and an interface (14, 17). The flow sensor (12) generates a sensor signal characterizing a fl...
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WO/2009/079453A1 |
A medical pump that provides advance guidance to a user regarding existence and limits of a valid input range for a pump programming parameter includes an input device for entering a value of a pump programming parameter, a memory for st...
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WO/2009/073647A1 |
A method for managing substances in a plant root zone, including the steps of providing a fluid distribution system, controlling the fluid distribution system, modeling the plant root zone, and distributing the substances thereto. The fl...
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WO/2009/071484A2 |
The invention relates to a method for operating a fluidic pipeline system having an active component generating a volume flow of a medium in the system and a plurality of flow channels connected in parallel with each other and supplied j...
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WO/2009/067781A1 |
The present application is directed to a method for producing, from a solid organosilane compound, a mixture of gaseous organosilicon compounds having a desired molar ratio, the method comprising the step of pyrolysing the solid organosi...
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WO/2009/070452A2 |
Described herein are systems, methods and apparatuses for providing power to an irrigation controller. In one implementation, an apparatus comprises an alternating current (AC) to direct current (DC) voltage converter (108) configured to...
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WO/2009/067083A1 |
A water flow regulating device for use at or near a water outlet. The device comprising a valve element disposed adjacent to an aperture; a resilient member coupled to the valve element; and wherein movement of the valve element under a ...
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WO/2009/065202A2 |
This invention refers to an improved actuator, which has a rotating control panel, allowing its adequate positioning for reading and operation independent of the actuator position. The improved actuator consists of a body (1 and 2), with...
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WO/2009/063407A1 |
Controlling under surface heating/cooling by supplying liquid to at least two supply loops in an under surface heating/cooling system, and controlling the flow of the liquid on and off such that during the duty cycle the flow is high and...
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WO/2009/062997A1 |
The invention relates to a flow restrictor (1) for restricting a volume flow through a liquid line, said flow restrictor comprising a support (10) having a passage and a bent flat spring (11) attached to the support (10). The flat spring...
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WO/2009/061083A1 |
The present invention relates to a flow control valve that is capable of rapidly supplying hot water at a user's desired temperature by promptly controlling the opening rate of a valve depending on the flow of supplied direct water. In o...
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WO/2009/054895A1 |
An ESP variable speed drive controller functions in conjunction with a safety logic solver, dedicated pressure sensors and a surface emergency isolation valve, or safety shut-off valve (SSV), to perform a full functional test of the comp...
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WO/2009/052284A1 |
An orifice assembly includes a sleeve and a rod. The sleeve has a first axial end, a second axial end, an outer surface, and a bore that extends through the first and second axial ends. The second axial end defines a first opening and a ...
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WO/2009/044001A1 |
The invention relates to a device and a method for controlling the flow of a liquid. In a learning phase, the flow of liquid is measured over a given period of time (t), the beginning and end of said period of time being indicated by a u...
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WO/2009/044651A1 |
A process for charging liquefied ammonia by conducting successively the feeding step of feeding gaseous ammonia to a condenser, the liquefaction step of liquefying the gaseous ammonia in the condenser, and the charging step of feeding th...
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WO/2009/039685A1 |
A high precision automatic flow balancing device comprises a flow balancing valve set at pipeline which is controlled by an actuator .A flow sensor at the same pipeline is connected to a control terminal. The control terminal compares th...
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WO/2009/032537A1 |
A semiconductor die package. It includes a semiconductor die including a first surface and a second surface opposite the first surface, an optional conductive structure, and a leadframe structure. The leadframe structure comprises a cent...
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WO/2009/031902A1 |
A shielding gas flow controller (100) for an electric arc welding apparatus for insertion into a shielding gas supply line between a shielding gas source (200) and a shielding gas valve (800) of the electric arc welding apparatus, the fl...
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WO/2009/025471A2 |
Disclosed is an apparatus for attaching an adhesive film for manufacturing a semiconductor package, which automatically perform a process of attaching an adhesive film, which is used for adhesion of a different subplate, on one surface o...
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WO/2009/024218A2 |
The invention relates to a dosing and supply system for the dosed supply of hydrogen peroxide to treatment heads of a device for H2O2 sterilization of packaging materials, having at least one supply container providing the hydrogen perox...
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WO/2008/143638A9 |
The present invention generally relates to devices and methods for affecting the flow rate of fluid using pressure. The invention generally provides for controlled application of pressure to flowing fluids to control pressure and flow ra...
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WO/2009/015986A1 |
The invention relates to a filling device for filling a free-flowing medium (3) into a container (5), comprising a reservoir (2) for storing the medium (3), a filling path (4) with a hose element (6) via which the medium (3) is conveyed ...
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WO/2009/017196A1 |
A flow rate control valve includes: a target probe (31) of magnetic response to be mounted at one end of a flow rate control valve spool (12); and a sensor housing (32) to be mounted at one end of a sleeve (11). The sensor housing (32) h...
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WO/2009/017528A1 |
In a cooling system (100), a variable orifice (110) controls the flow of cooling fluid through a cooling fluid flow path. The variable orifice (110) includes an adjustable diaphragm shutter (126) through which the cooling fluid flows. Up...
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WO/2009/013689A2 |
An ultrasonic liquid delivery device including a housing having an internal chamber and at least one exhaust port communicating with the internal chamber. An ultrasonic waveguide in the internal chamber ultrasonically energizes liquid wi...
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WO/2009/012439A1 |
Systems and methods for diagnosing production problems in oil field operations are provided. A first video monitor displays an oil field diagnosis process flow chart that includes selectable objects such as Review Well Test Differences, ...
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WO/2009/008108A1 |
Use limit function of an appliance having a variable quantity of gas used is secured adequately. The gas cut-off device comprises a flow rate detection means (10), a flow rate operating means (11), an average flow rate operating means (1...
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WO/2009/003246A1 |
A gas adaptor (10) adapted in use to reduce the pressure of a gas or flow rate of a liquefied gas, said gas adaptor (10) having means (14) for connection to a gas source; an adaptor body (13, 13A) having an internal bore (22) in which is...
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WO/2009/004324A1 |
A system for metered dispensation of fluid, comprising: a conduit for receiving fluid from a reservoir, the conduit having a downstream section for dispensing fluid through a downstream end of the conduit; an airflow inlet upstream of th...
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WO/2009/002757A2 |
Described herein are several embodiments relating to modular irrigation controllers. In many implementations, methods of implementing irrigation control are provided that detect a presence of a first module (65e, 65g, 65h) coupled with a...
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WO/2008/156843A1 |
A Claus plant with multiple parallel thermal stages that provide a combined effluent to downstream catalytic stages includes a controller that allows independent and individual control for each of the thermal stages as a function of meas...
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WO/2008/154103A2 |
A self-sufficient material property profile regulation method and system, for adjusting fluid property profiles such as in an ocean of multiple property layers, is described. Using this Fluid Property Regulator, the property profiles of ...
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WO/2008/149352A2 |
A method for inducing a controllable jet in a transparent liquid is disclosed. The method comprises providing a gas-liquid interface, providing a laser source and generating a beam comprising a sequence of laser pulses, and focusing the ...
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WO/2008/146467A1 |
Provided is a flow control valve, which increases or decreases a flow rate widely and monotonously according to the turn of an operation knob and which has so little internal wear that it does not have any remarkable characteristic deter...
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WO/2008/144563A1 |
Methods and devices are provided to automatically determine plant water requirements and adjust irrigation in order to make efficient use of water. In one implementation, an irrigation control unit (100) comprises a memory (104) storing ...
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WO/2008/142335A2 |
The fuel is stored in a container (1) from where it is directed, in combination with extractor (2) and regulator means, to a weighing hopper (5), the base of which is fitted with a fuel dispensing member (7). The device comprises a means...
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WO/2008/138060A1 |
A method for controlling slurry flowing through a pipeline (11) is provided. Dense slurry is provided into a sump (8). Water is added into the sump (8) to dilute the dense slurry. The diluted slurry is pumped from the sump (8) to a main ...
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WO/2008/140327A2 |
A constant-flow valve assembly (1) comprising a first adjustable choke valve (4) and a second choke valve (6), in which the relative position of a movable sealing piston or diaphragm (46) determines the opening of the second choke valve ...
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WO/2008/140320A2 |
Abstract A constant-flow valve (1) including a housing (2), a sealing piston (4) movable in the housing (2), a first choke (6) and a second choke (8), in which the relative axial position of the piston (4) determines the aperture of the ...
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WO/2008/140891A1 |
Flow controller including a flow control chamber, a diffuser and a fixed-length stop. The fixed-length stop includes a stem and a plug. The stem can be compressed along its longitudinal axis. The flow controller further includes an inter...
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WO/2008/137589A1 |
A method of method of calculating an ET value for an irrigation area is disclosed. The method includes a weather parameter measurement system collecting at least one weather parameter of a weather parameter area, the at least one weather...
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WO/2008/131560A1 |
The mass flow rate of a first reactant stream supplied to a fuel processor is controlled based on a combined feed-forward and feedback control regime. The method is particularly applicable for actively controlling the fuel supply to a fu...
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WO/2008/132095A1 |
The invention relates to a correction method in which characteristic curves and/or correction values are produced, by means of which the drive current for one or more electrically activated hydraulic valves operated in an analog fashion ...
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WO/2008/134506A2 |
Fluid regulation control may be accomplished by a variety of systems, devices, and techniques. In one application, a fluid regulation control device (200) may include a processor (211), a fluid control assembly (220), and a power source ...
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WO/2008/128745A1 |
A device for transporting a microfluid sample (110) comprises a substrate (12), a channel (130) formed in the substrate (120), a first electrode (141), a second electrode (142), a sensor (151) and a controller (160). The sensor (151) is ...
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WO/2008/131110A2 |
The present invention provides an integral cantilever monitoring device for a regulator having a positionable vent port that may be disposed proximate the lowest point of the monitoring device to allow drainage of liquids accumulating wi...
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WO/2008/123806A1 |
A system for mixing and pumping deicing fluid, comprising a water tank connected to a water flow meter, which water flow meter is further connected to a water mixing valve, which water mixing valve is further connected to one of two inpu...
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WO2007149949A9 |
Methods and apparatus are provided herein for permitting or interrupting irrigation using sensor equipment. In one embodiment, a method for controlling irrigation comprising the steps of: generating an indication representing the amount ...
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