Class / Patent application number | Description | Number of patent applications / Date published |
073861710 | By measuring thrust or drag forces | 25 |
20080289435 | DEVICE FOR EVALUATING DRAG REDUCTION - A system for screening a drag reduction agent that includes at least one pressure vessel, comprising: at least one container having an outlet; a first tube fluidly connected with the outlet of the at least one container; a second tube fluidly connected with the first tube; a timer; and a collection vessel configured to receive a fluid from the second tube is disclosed. | 11-27-2008 |
20120160033 | OCCLUSION DETECTION FOR A FLUID INFUSION DEVICE - A device for delivering fluid to a user includes a housing, a drive motor assembly in the housing, a force sensor, and an electronics module. The drive motor assembly regulates delivery of fluid by actuating a piston of a fluid reservoir, and the force sensor generates output levels in response to force imparted thereto during, for example, fluid delivery operations. The electronics module processes the output levels of the force sensor to assess the operating health of the force sensor, to check for occlusions in the fluid delivery path, and to monitor the seating status of the fluid reservoir. | 06-28-2012 |
20130014594 | MASS FLOW SENSOR AND METHOD FOR DETERMINING THE MASS FLOW IN A PIPEAANM Neumann; HolgerAACI WeingartenAACO DEAAGP Neumann; Holger Weingarten DEAANM Ramaligam; Rajini KumarAACI BuechigAACO DEAAGP Ramaligam; Rajini Kumar Buechig DEAANM Suesser; ManfredAACI BruchalAACO DEAAGP Suesser; Manfred Bruchal DE - A sensor for determining a mass flow of a fluid in a pipe includes a wall element adapted for insertion into a cutout in a wall of the pipe through which a mass flow can flow, so that at least one gap remains between the wall element and the wall of the pipe, and so that the wall element is positionable on the outside facing away from the mass flow. A sealed chamber is adapted to enclose the wall element on the outside of the pipe. At least one expandable connection is located in the sealed chamber and is clamped in between the wall element and one wall of the chamber. At least one strain gauge comprising a fiber Bragg grating sensor is located on a section of the expandable connection that is clamped in between the wall of the chamber and the wall element. | 01-17-2013 |
20130228020 | FLOW METER - Disclosed aspects relate to a flow meter comprising a flow target arranged to be disposed in a fluid flow path in a conduit; a beam coupled to the flow target and arranged to extend outside of the conduit; a sensor having a moveable sensor part coupled to the beam at a position which in use is outside of the conduit, and a static sensor part, wherein displacement of the moveable sensor part with respect to the static sensor part generates a signal. In use, fluid flow acting on the flow target causes displacement of the moveable sensor part, thereby generating a signal which is representative of the fluid flow rate. | 09-05-2013 |
20130340536 | In-Line Pressure-Based Flow Meter - The Application discloses an in-line, high capacity apparatus and method for measuring a flowable component, such as seed, grain or other material. The apparatus and method generally function by measuring the pressure applied to a rounded cap by the flowing material. In certain embodiments, the apparatus and method comprise a housing containing a sensing unit, with the housing further comprising a rounded cap in mechanical communication with a load cell. In certain exemplary embodiments, the apparatus and method also comprise a processor, wherein the sensing unit is in communication with the processor so as to measure the flow rate of material passed through the housing by measuring the pressure of the material on the rounded cap. In certain embodiments, the apparatus and method allow the user to regulate the flow rate. | 12-26-2013 |
20140020480 | HIGH SURVIVABILITY FLUID FLOW SENSOR - A high survivability fluid flow sensor includes a sensor housing defining an interior space. A sensor probe has a first end disposed within the interior space. The sensor probe also includes a second end opposite the first end outside the interior space. At least one load cell is disposed within the interior space and is operatively engaged with the first end of the sensor probe. The load cell is configured to detect loading on the sensor probe as a result of fluid flow impinging on the sensor probe adjacent to the second end. The sensor is operable to capture fluid flow data history through an over pressure event via the sensor probe, which exerts pressure upon the piezoelectric load cell(s), thereby enabling analysis of the wave fluid dynamics. | 01-23-2014 |
20140123769 | METHOD FOR DETERMINING THE FLOW RATE ACCORDING TO THE PLUMMET PRINCIPLE AND CORRESPONDING DEVICE - A method and device for determining the flow rate of a flowing medium according to the plummet principle is characterized by a simplified determination of the calibration data sets in that at least one set of calibration data is recorded with at least one reference medium under at least one reference measurement condition. Then, a position of a plummet which is dependent on the flowing medium is determined under a measurement condition which differs from the reference condition. Here, the set of calibration data is converted from the reference measurement condition to the measurement condition, and from a determined position of the plummet, a measure for the flow rate of the medium is then determined. | 05-08-2014 |
20150128724 | Flow Meter - Disclosed aspects relate to a flow meter comprising a flow target arranged to be disposed in a fluid flow path in a conduit; a beam coupled to the flow target and arranged to extend outside of the conduit; a sensor having a moveable sensor part coupled to the beam at a position which in use is outside of the conduit, and a static sensor part, wherein displacement of the moveable sensor part with respect to the static sensor part generates a signal. In use, fluid flow acting on the flow target causes displacement of the moveable sensor part, thereby generating a signal which is representative of the fluid flow rate. | 05-14-2015 |
073861730 | Impact of particulate material | 8 |
20110056308 | System and Method for Measuring Flow Rate From a Meter Roller - A system and method are provided for quantifying a degree of discontinuity of material flow from a meter roller. In an exemplary embodiment, flowable particulate material is fed into a meter roller. The meter roller is then rotated one revolution, and the output from the meter roller is collected and measured. Next, the meter roller is rotated one revolution in discrete increments, each increment having a substantially equal rotational angle. The output from the meter roller is then collected and measured for each increment. Finally, the measurement for each increment is compared to the measurement for the one revolution to determine a statistical parameter indicative of flow rate discontinuity. | 03-10-2011 |
20140174199 | YIELD MONITORING APPARATUS, SYSTEMS, AND METHODS - Apparatus, systems and methods are provided for monitoring yield while harvesting grain. | 06-26-2014 |
20140208870 | Sugar cane yield mapping - Sugar cane yield mapping improves the efficiency of sugar cane farming with benefits to both sugar producers and consumers. | 07-31-2014 |
20140290384 | METHOD FOR THE GRAVIMETRIC MASS METERING OF BULK SOLIDS AND DIFFERENTIAL METERING SCALE - A method for the gravimetric mass metering of bulk solids via a container with the bulk solid to be metered and a volumetric conveying device, via which the bulk solid coming from the container with a mass flow, which chronologically follows a target value for a target feed rate, is conveyed, and a differential metering scale suitable for such purpose. The bulk solid, after leaving the conveying device can pass through a mass flow measuring device and the mass flow measuring device calculates a second signal representing the mass flow, and based on the second signal representing the mass flow and the first control signal, a second control device calculates a second signal and delivers the signal to a drive of the conveying device for controlling the conveying device. | 10-02-2014 |
20160011024 | Impact Mass Flow Sensor For Monitoring Peanut Harvest Yields | 01-14-2016 |
20160025531 | PARTICULATE MATTER IMPACT SENSOR - A particulate matter impact sensor ( | 01-28-2016 |
20160143221 | YIELD MONITORING APPARATUS, SYSTEMS, AND METHODS - Apparatus, systems and methods are provided for monitoring yield while harvesting grain. Grain released from paddles on the clean grain elevator chain of a harvester contacts a flow sensor which reports the rate of grain flow through the clean grain elevator. In some embodiments a brush is mounted to the chain and disposed to clean the flow sensor surface. In other embodiments a bucket mounted to the clean grain elevator chain releases grain against the flow sensor at a rate dependent on a grain property. | 05-26-2016 |
20160161306 | System And Method For Analyzing Product Flow Signal For An Agricultural Implement - A system and method are provided for quantifying a degree of discontinuity of material flow from a meter roller. A flowable particulate material is fed into a meter roller rotated at a constant speed while a camera takes pictures or images of the product dispensed from the roller. The images of the product taken by the camera are analyzed to determine the area of the image represented by the product. The areas of product within the images are then compared with one another to determine how continuous the area of product is in the respective frames. The area measurement for each image is calculated at a frame rate for the camera that, when compared to the flute frequency range of the roller, provides a frame per flute ratio that ensures all particles of product dispensed from the roller are captured in an image without overlap of product between frames. | 06-09-2016 |
073861740 | On a vane | 9 |
20090031821 | DUAL MODE COMPENSATION FOR VARIABLE DISPLACEMENT PUMP FLUID METERING SYSTEM - A system and method is provided for controlling a variable displacement piston pump that supplies fluid to one or more loads. If fluid is being supplied through a metering valve to a load, then the variable displacement piston pump is controlled to operate in accordance with a variable flow/variable discharge pressure scheme. However, if fluid is not being supplied through the metering valve to the load, then the variable displacement piston pump is controlled to operate in accordance with a variable flow/constant discharge pressure scheme. | 02-05-2009 |
20110100138 | FLUID VISUAL INSPECTION DEVICE - A fluid visual inspection device includes a fluid visual inspection portion and one set of fastening caps. The fluid visual inspection portion includes a vane holder which has a first flange and second flange, and is coupled with a transparent duct to allow users to see vane conditions and judge whether fluid is flowing. The vane holder further has a third flange and fourth flange that have respectively an external threaded portion formed thereon screwing with the fastening caps. One end of the vane holder holds a partition to form a passage opening. Each fastening cap has one end fastened to the third or fourth flange and another end screwed with a fluid pipe. The fastening caps and the duct are not integrally formed, hence fabrication is simpler and the cost is lower and production time is shorter, and coupling of the device and fluid pipe also is easier. | 05-05-2011 |
20150338253 | SENSOR, METHOD FOR FORMING THE SAME, AND METHOD OF CONTROLLING THE SAME - According to embodiments of the present invention, a sensor for determining a flow parameter of a fluid is provided. The sensor includes a polymer membrane, an elongate microstructure extending from the polymer membrane, and a hydrogel coupled to at least a portion of the elongate microstructure, wherein the hydrogel and the elongate microstructure are arranged to cooperate to cause a displacement of the polymer membrane in response to a fluid flowing and interacting with the sensor, and wherein the sensor is configured to provide a measurement indicative of a flow parameter of the fluid based on the displacement of the polymer membrane. According to further embodiments of the present invention, a method for forming a sensor and a method of controlling a sensor are also provided. | 11-26-2015 |
20160116312 | SPINDLE FLOW METER - The invention relates to a spindle flow meter with a housing which has two recesses. In the recesses two multi-turn screw spindles are arranged which are provided to be rotatable in the housing. It is provided according to the invention that the pitch circle diameters of the two screw spindles are of equal size. | 04-28-2016 |
073861750 | With rotation about a fixed axis | 5 |
20110126637 | FORCE MEASURING VALVE ASSEMBLIES, SYSTEMS INCLUDING SUCH VALVE ASSEMBLIES AND RELATED METHODS - Methods of evaluating a fluid condition may include stroking a valve member and measuring a force acting on the valve member during the stroke. Methods of evaluating a fluid condition may include measuring a force acting on a valve member in the presence of fluid flow over a period of time and evaluating at least one of the frequency of changes in the measured force over the period of time and the magnitude of the changes in the measured force over the period of time to identify the presence of an anomaly in a fluid flow and, optionally, its estimated location. Methods of evaluating a valve condition may include directing a fluid flow through a valve while stroking a valve member, measuring a force acting on the valve member during the stroke, and comparing the measured force to a reference force. Valve assemblies and related systems are also disclosed. | 06-02-2011 |
20120067136 | SYSTEM AND METHOD FOR AIR CONTAINMENT ZONE PRESSURE DIFFERENTIAL DETECTION - An air pressure differential sensing system includes a conduit defining an air passage through which air flows upon application of an air pressure differential across different regions of the air passage, a flap pivotally connected to the conduit, and a sensing device mounted proximate to the air passage and separate from the flap. The flap is configured to move about a pivotal axis in response to the air flowing through the air passage. The sensing device is configured to sense an angular position of the flap about the pivotal axis, the angular position of the flap being a function of the air pressure differential. | 03-22-2012 |
20150053020 | IDENTIFYING PHYSICAL LOCATIONS OF DEVICES WITHIN AN ELECTRONIC SYSTEM - A system comprises a plurality of fans, wherein each of the fans is configurable to run at a unique fan speed that is different from fan speeds of other fans from the plurality of fans. A plurality of variable-positioned devices, capable of being positioned at various locations within the system, are physically positioned such that airflow from one of the plurality of fans strikes a particular variable-positioned device. A plurality of anemometers, each of which is connected to a particular variable-positioned device, measure airflow across the variable-positioned devices. A system controller, which contains location information that identifies a physical position within the system of each of the plurality of fans, utilizes airflow readings from each of the anemometers to identify a physical location of each of the plurality of variable-positioned devices by matching physical locations of the fans to measured airflow across the variable-positioned devices. | 02-26-2015 |
20150300849 | DEVICE AND METHOD FOR MEASURING FLOW RATE OF STEEL MELT NEAR THE SURFACE THEREOF - A device for measuring the flow rate of steel melt near the surface thereof. The device has a flow rate detecting rod and a deflection device for the flow rate detecting rod. The deflection device for the flow rate detecting rod has a flow rate detecting rod counterweight, a deflection bearing sleeve, a deflection bearing, a deflection angle indicating board, a deflection angle pointer and a the flow rate detecting rod fastening bolt. | 10-22-2015 |
20150316574 | DEVICE AND METHOD FOR CONTINUOUSLY MEASURING FLOW RATE NEAR LIQUID STEEL SURFACE - The invention discloses a device for continuously measuring the flow rate of steel melt near surface thereof, wherein the device comprises a flow rate detecting rod ( | 11-05-2015 |