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| Number | Title | Issue Date |
| 8166830 | Meter devices and methods Some embodiments of a meter device for measuring volume flow of gas can include bearings and the timing gears may each include a least one component comprising a ceramic material that enhances the wearability of the bearing and the timing gears. Accordingly, the gas... | 05/01/2012 |
| 8051723 | Encoder-type register for an automatic water meter reader An encoder-type register for an automatic meter reader to be interfaced with a visual read-only register of the kind found in a water meter that measures water consumption. The water meter register has a rotatable sweep hand that carries a magnet and rotates around ... | 11/08/2011 |
| 7942070 | Flow rate sensor The invention relates to a flow sensor having a measuring chamber to which a fluid whose volume and/or rate of flow is to be measured is supplied and then drawn off. Inside the measuring chamber elements of a measuring mechanism are mounted so as to freely rotate. T... | 05/17/2011 |
| 7913577 | Flow meter A flow meter may include a case body formed with a fluid space in its inside, an impeller disposed in the fluid space, a detected part integrally provided in the impeller, a detecting part provided with detecting terminals for detecting the detected part, terminal p... | 03/29/2011 |
| 7900522 | Flow meter having rotor with multiple flow channels of different diameter A gas flow meter for obtaining flow volume readings in a gas conduit, including sensors mounted upstream and downstream of a flow restriction device on a rotor, the rotor further including at least one more flow restriction device that can be rotated into position r... | 03/08/2011 |
| 7891257 | Monitoring device of the feed to an electric household appliance of an operative fluid, in particular of a flow of water to a tank of a washing machine or dishwasher A monitoring device including first detector means of a flow rate of operative fluid in an electric household appliance towards a tank of the electric household appliance and second detector means of the level of such a fluid in the tank; wherein the first and secon... | 02/22/2011 |
| 7650800 | Flow sensor and method for measuring the volume and/or flow speed of a medium A flow sensor comprises a measuring chamber, into which a medium may be introduced and then removed, the volume and/or flow speed of which is to be measured. Freely rotating measuring elements are mounted in the measuring chamber Furthermore, at least one sensor for... | 01/26/2010 |
| 7637173 | Airflow detection apparatus An airflow detection apparatus includes an enclosure defining a through hole therein, a conductive pole received in the through hole of the enclosure, a first conductive board electrically connected to a first end of the conductive pole and an electrode of a power s... | 12/29/2009 |
| 7454985 | Method and device for determining the hydraulic flow rate in a pump driven by a synchronous electric motor The present invention relates to a method and relevant electronic device (10) for determining the hydraulic flow rate in a pump driven by a synchronous electric motor (12), said motor (12) being of the type comprising a rotor (14), equipp... | 11/25/2008 |
| 7437952 | Shrouded body flow meter assembly A shrouded body flow meter assembly includes an inner fluid-conducting conduit disposed in a spaced relation from and within an outer conduit. The shrouded flow meter assembly can be connected to other shrouded fluid-conducting apparatus and/or used to replace secti... | 10/21/2008 |
| 7397389 | System and method for retrofitting utility meter reading modules The system and methods of the present invention generally include retrofitting at least one shrouding device that is associated with a meter reading module drive shaft that operates within a meter reading module housing. Including at least one shrouding device about... | 07/08/2008 |
| 7383742 | Septum leak detector A gas flow sensor receives a low-volume gas flow to be measured in a selectively sealed chamber. A flow rate signal is generated using a measuring device in response to the received gas flow. The flow rate signal is converted into a desired format for purposes of st... | 06/10/2008 |
| 7370776 | Table for supplying liquid for drinking The present invention discloses a table for supplying a liquid for drinking which can accurately measure the amount of discharged liquid for drinking. The invention provides a table for supplying liquid for drinking provided with a table, a liquid discharging server... | 05/13/2008 |
| 7327045 | Fuel delivery system and method providing regulated electrical output In a mobile fuel delivery vehicle, providing bulk aircraft fuel from a pressurized fuel reservoir to an aircraft, a method of regulating electrical output of an electrical power source, includes the steps of: (a) receiving, in a fluid path, the bulk aircraft fuel fr... | 02/05/2008 |
| 7317260 | Wind flow estimation and tracking using tower dynamics A turbine control system for a variable speed electrical generator in a wind turbine mounted atop a support tower. The wind turbine converts wind energy into a driving torque applied to the generator. The control system includes a turbine support tower position sens... | 01/08/2008 |
| 7278308 | Thermal isolation between heating and sensing for flow sensors A flow sensor system includes a plurality of flow sensor chips, wherein each flow sensor chip among the plurality of flow sensor chips comprises a substrate, a heater element, a heater control circuit, and flow sensor component formed on the substrate, wherein the h... | 10/09/2007 |
| 7272512 | Flow sensor signal conversion A method of obtaining at least one representation of a characteristic function of a sensor from a test fluid during calibration of the sensor according to a sensor model having a transfer function operating on flow rate, at least one sensor property and at least one... | 09/18/2007 |
| 7249503 | Tube and die interface for liquid flow sensing through the tube A thermal sensor includes a die having a surface formed to accept the outer surface of tubing; a molded plastic part located on the die surface, said molded plastic part including flexible portions having a surface adapted to engage the bottom half of the circumfere... | 07/31/2007 |
| 7246530 | Flow sensor and method for measuring a flow rate component of a fluid containing electrically charged elements The invention relates to measurement of a fluid flow, wherein a flow rate component of the fluid is measured along a selected direction. A magnetic field whose polarity varies over time is applied to the fluid, which presumed to contain electrically charged elements... | 07/24/2007 |
| 7233154 | Proximity sensor A proximity sensor module includes a housing; and a proximity sensor disposed in the housing, wherein the proximity sensor comprises a sensor plate configured to contact inside of the housing such that substantially no gap exists between the sensor plate and the hou... | 06/19/2007 |
| 7225685 | Pipe assembly unit with built-in flow sensors Cost is reduced by simplifying piping work and reducing the number of parts. At the same time, the degree of freedom in the arrangement of piping is raised by making the mounting posture of the piping variable. A pipe assembly unit with built-in sensors is fabricate... | 06/05/2007 |
| 7185548 | Apparatus and method for measuring flow between ends of a break in a fluid line An apparatus and method for measuring fluid flow in a break between closely spaced confronting ends of a fluid line including first and second angularly extending conduit sections forming a U-shaped assembly housing straightening vanes and a metering device. ... | 03/06/2007 |
| 7181964 | Liquid flow meter A liquid flow meter including a compartment containing a pivotable volumetric measuring container with a counterbalance weight. The movement created by the counterbalance weight about the axis of rotation maintains the static filling rotational position until a spec... | 02/27/2007 |
| 7140261 | Acoustic wave flow sensor An acoustic wave flow sensor is disclosed, which includes a sensor substrate and an acoustic wave diaphragm etched upon the sensor substrate, wherein mechanical stress or strain is concentrated in the acoustic wave diaphragm. One or more interdigital transducers can... | 11/28/2006 |
| 7129698 | Method and device for preparing a sensor signal of a position sensor for transmission to an evaluation unit The present invention is based on the finding that the evaluation of the sensor signals of a position sensor with a mechanical period or, in general terms, the cooperation between position sensors and evaluation units, can be improved by eliminating divergence betwe... | 10/31/2006 |
| 7117595 | Method for manufacturing a conveying element of an axial type flow meter used for drink vendors A device is described for measuring a fluid, to be used advantageously in mixing devices for ingredients of liquid drinks. The device comprises an impeller, a diffuser upstream from the impeller and detecting means for the impeller (46). The diffuser (41 | 10/10/2006 |
| 7114379 | Fuel meter for outboard engines An apparatus and method for determining a parameter related to fuel consumption in an engine are disclosed. An electrical sensor senses an electrical control signal used to control fuel introduced into the engine, such as by controlling a valve or fuel injector of t... | 10/03/2006 |
| 7111520 | Increased sensitivity for liquid meter A lower cost meter comprised of an inner housing constructed out of a high permeable material surrounded by an outer housing constructed out of a lower cost, lower permeable material. A port is placed in the outer housing that runs down to the surface of the inner h... | 09/26/2006 |
| 7104143 | Oscillating vane actuator apparatus and method for active flow control An oscillating vane actuator for active control of fluid flow over a surface includes a pivoted vane surrounded by a wedge-shaped chamber, and first and second conduits with openings adjacent the surface. The actuator also includes a rotating shaft with a connecting... | 09/12/2006 |
| 7106054 | Device for sensing a rotary member such as a water meter turbine A device for sensing the rotation of a member rotating about an axis XX′ comprises m proximity sensors situated in a plane perpendicular to the axis XX′ and in m radial directions, m being an integer greater than or equal to 2. A mark fastened to the rotary memb... | 09/12/2006 |
| 7096653 | Yield monitor for forage crops Yield monitor apparatus and method for a forage processing machinery are provided according to the invention. The yield monitor measures a forage yield by measuring a forage volume increment accumulation. In one embodiment of the invention, the yield monitor include... | 08/29/2006 |
| 7091628 | System for harvesting rotational energy from fluid flow in a pressurized system A predetermined portion of the energy available in a flowing fluid within a pipe is converted to torque in a rotating system outside the pipe. The rotational energy thus obtained is available to other uses at the end-user's discretion. A preferred embodiment compris... | 08/15/2006 |
| 7077013 | Device for measuring the weight flow rate of a mass flow Device for measuring a mass flow according to the Coriolis principle comprises impeller driven at a constant speed, on which the flow of materials is fed, redirected and accelerated, and whereby the torque of the impeller is measured. The impeller is suspended on a ... | 07/18/2006 |
| 7047574 | System and method for automatically varying a volume of a liquid held by a toilet receptacle A toilet system comprises a liquid receptacle and a control element. The control element configured to automatically control an amount of liquid input to the liquid receptacle for each of a plurality of flushes of the liquid receptacle such that an amount of the liq... | 05/23/2006 |
| 7034846 | Method and system for dynamically allocating a frame buffer for efficient anti-aliasing A polygon rendering system for receiving geometric data defining a polygon in an image being generated. The polygon rendering system renders the geometric data as pixel data. The pixel data defines pixels used to display the image. The system comprises a first memor... | 04/25/2006 |
| 7028561 | Fuel dispenser fuel meter error detection device, system and method A flow switch used in conjunction with a fuel meter in a fuel dispenser to determine when fuel is flowing. A flow switch can only be activated if fuel is flowing through the flow path of the flow switch. If fuel is flowing as indicated by the fuel flow switch, but t... | 04/18/2006 |
| 7027357 | Acoustic communication device and acoustic signal communication method The present invention provides an acoustic transmitter for sequentially transmitting a plurality of pulse signals by sound. Each of the plurality of pulse signals is a signal of at least one modulated carrier wave, which has a predetermined frequency. The carrier wa... | 04/11/2006 |
| 7024945 | Flow sensing apparatus A flow sensing apparatus for detecting fluid flow rate and direction is described. The flow sensing apparatus includes a flow-responsive element projecting into the fluid flow path, and a position sensor which detects the degree and direction of any change in positi... | 04/11/2006 |
| 7023206 | Magnetoelectric magnetic field sensor with longitudinally biased magnetostrictive layer A magnetoelectric magnetic field sensor has one or more laminated magnetostrictive layers and piezoelectric layers. The magnetostrictive layers are magnetized by a bias magnetic field in a longitudinal, in-plane direction. The piezoelectric layers can be poled in th... | 04/04/2006 |
| 7021127 | Self-powered wireless sensor assembly for sensing angular position of the engine crankshaft in a vehicle A self-powered, wireless sensor assembly is provided for sensing crankshaft position of an engine comprising a rotatable flywheel having a ring gear. The sensor assembly includes an electromagnetic sensor responsive to structural features on the ring gear when the r... | 04/04/2006 |
