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An aircraft having vertical takeoff and landing capability provided with at least first and second laterally extending paddle wheels rotatable on a central axis perpendicular to the longitudinal axis of the aircraft fuselage and between its nose and tail.
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| Number | Title | Issue Date |
| 7946158 | Air flow measuring device An air flow measuring device has a throttle portion provided in a first sub-passage, a second sub-passage branched from the first sub-passage at an upstream side of the throttle portion, and a flow amount sensor located in the second sub-passage. The second sub-pass... | 05/24/2011 |
| 7685874 | Thermal type flow sensor with a constricted measuring passage A thermal type flow sensor includes a base portion provided along the direction of a fluid flowing through a main passage, and a sensor element mounted on the base portion and having an exothermic resistor formed on a substrate for detecting the fluid flow rate. The... | 03/30/2010 |
| 7549332 | Flow sensor and throttle structure A flow sensor functions as a flow meter, for measuring the flow rate of a measurement objective fluid. The flow sensor comprises a flow passage, through which the measurement objective fluid flows, a sensor arranged so as to face the flow passage from a top wall tha... | 06/23/2009 |
| 7437927 | Thermal type gas flow meter The invention provides a thermal type flow meter which has a high reliability and a low cost. In a thermal type flow meter provided with a flow rate detecting element in which at least a heat generating resistor and a lead electrode are formed on a surface of a tabu... | 10/21/2008 |
| 7437926 | Air flow rate measuring device An air flow rate measuring device is provided in which a pressure loss across a grid therein due to the load which is generated when a hose band is tightened is reduced and deterioration of its measurement accuracy due to the grid deformation is prevented. The grid ... | 10/21/2008 |
| 7401509 | Device for determining air mass in a line and including a separation outlet having a wind shield structure In a device for determining at least one parameter of a medium flowing in a main direction of flow in a line, which device has a part that can be inserted into the line with a predeterminable orientation in relation to the main direction of flow in such a manner tha... | 07/22/2008 |
| 7377161 | Air flow measuring device provided with a vent in air passage The present invention provides an air flow measuring device comprising a housing with a sub-passage having a inlet and a outlet for air flow formed in the housing, the sub-passage further having a predefined curvature with a maximum downstream point and a flow measu... | 05/27/2008 |
| 7360414 | Device for determining at least one parameter of a medium flowing in a conduit and having a separation opening in the bypass passage Devices for determining at least one parameter of a medium flowing in a conduit, in particular for determining the air-mass flow in the intake tract of an internal combustion engine, including a conduit member and sensor device having a bypass section are already kn... | 04/22/2008 |
| 7340353 | Dual function flow measurement apparatus having an array of sensors A dual function flow measurement apparatus is provided that combines the functionality of an apparatus that measures the speed of sound propagating through a fluid flowing within a pipe, and measures pressures disturbances (e.g. vortical disturbances or eddies) movi... | 03/04/2008 |
| 7313954 | Apparatus for measuring flow characteristics A flow detection device for detecting a flow characteristic of a fluid within a pipe is disclosed. The flow detection device includes a first channel portion that defines a first channel with an upstream aperture. The fluid can flow into the first channel through th... | 01/01/2008 |
| 7305877 | Device for determining at least one parameter of a medium flowing in a line having diversion surface A device for determining at least one parameter of a medium flowing in a line, in particular for determining the air mass flow rate in the intake manifold of an internal combustion engine, which include a line component 3 and a sensor device 1 having a... | 12/11/2007 |
| 7302862 | Flow rate-measuring device A flow sensor 22 is provided on a wall surface of a flow path 4 in which a fluid to be measured. A member having minimal cross-section flow path 17 which has a diameter extremely smaller than that of the flow path 4 where the flow sensor ... | 12/04/2007 |
| 7295933 | Configurable multi-function flow measurement apparatus having an array of sensors A configurable multi-function flow measurement apparatus is provided that can selectably function to measure the speed of sound propagating through a fluid flowing within a pipe and/or to measure pressures disturbances (e.g. vortical disturbances or eddies) moving w... | 11/13/2007 |
| 7263994 | Respiratory humidification system A flow probe for use in a humidification system is positioned in a humidified gases flow such as that which is provided to a patient in a hospital environment. The flow probe is designed to provide both temperature and flow rate sensing of the gases flow by incorpor... | 09/04/2007 |
| 7260986 | Airflow meter with device for the separation of foreign particles A device is provided for determining at least one parameter of a medium flowing in a line in a main flow direction, e.g., a parameter of the intake air mass of an internal combustion engine. The device includes a part, which is inserted into the line at a predetermi... | 08/28/2007 |
| 7258002 | Fluid flow detecting apparatus A fluid flow detecting apparatus is disclosed for detecting a characteristic of fluid flowing in a fluid passage. The fluid flow detecting apparatus includes a sensor body that defines a bypass passage for flow of a portion the fluid flowing in the fluid passage. Th... | 08/21/2007 |
| 7243538 | Gas flow sensor system and method of self-calibration A gas flow sensor system, and method for gas flow rate measurement and self-calibration to overcome problems caused by degradation. Gas flow rate is accurately measured by determining the power dissipated at a constant differential temperature of a gas flow sensor, ... | 07/17/2007 |
| 7228734 | Air flow rate measuring device having sensing unit A sensing unit is constructed of a heater element and a temperature sensing element. The sensing unit is arranged in a region, in which measurement air, which flows into the inflow passage through the bypass inlet, bends at the substantially right-angle and contract... | 06/12/2007 |
| 7216535 | Air flow measuring device and engine having the air flow measuring device The present invention provides an air flow measuring device comprising a housing with a sub-passage having a inlet and a outlet for air flow formed in the housing, the sub-passage further having a predefined curvature with a maximum downstream point and a flow measu... | 05/15/2007 |
| 7201033 | Flowmeter in-situ calibration verification system A calibration system includes a tube or other conduit, a gas source, and a computational device. The tube has an end positioned relative to a flow sensor, and is in communication with the gas source. The tube and gas source introduce calibration gas into the tube at... | 04/10/2007 |
| 7201047 | Air flow measuring device The present invention provides an air flow measuring device comprising a housing with a sub-passage having a inlet and a outlet for air flow formed in the housing, the sub-passage further having a predefined curvature with a maximum downstream point and a flow measu... | 04/10/2007 |
| 7194920 | Sensor probe and pipeline construction and method A sensor and carrier device are provided in combination with a pipeline for either placing a sensor element within the flow stream of the pipeline or a device to divert flow outside of the pipeline to measure a parameter of the conditions within the pipeline or of t... | 03/27/2007 |
| 7191645 | Dynamic mixed gas flowmeter A compensated flowmeter having a probe adapted to project into flowing media within a conduit. The probe includes a thermal dispersion sensor, and a compensating gas properties sensor contained within a no-flow chamber of the probe. The thermal flow sensor has activ... | 03/20/2007 |
| 7178388 | Intake air flow detecting device for internal combustion engine An intake air flow detecting device is provided to an intake air passage, through which intake air flows into an internal combustion engine. Intake air flow is divided into a main passage and a bypass passage. The detecting device includes a thermal air flowmeter, a... | 02/20/2007 |
| 7168334 | Arrangement for measuring a property of a fluid present in a tube Apparatus for measuring a property of a fluid is provided including a tube for retaining the fluid, the tube including a lateral access opening and a domed portion including a sealing surface on the outside wall of the tube surrounding the lateral access opening and... | 01/30/2007 |
| 7162920 | Device for determining at least one parameter of a medium flowing in a conduit Devices are previously known for determining at least one parameter of a medium flowing in a conduit, in particular for determining the air mass flow in the intake section of an internal combustion engine, having a conduit part and a sensor device that has a bypass ... | 01/16/2007 |
| 7162921 | Measuring device for measuring the volume flow or the substance properties of a gas, whose direction of flow can reverse A device for measuring the volume flow or other substance properties of a gas, whose direction of flow can reverse. The arrangement contains a specially designed Y-piece, which is used for branching into direction-dependent flow paths and can be used at the same tim... | 01/16/2007 |
| 7146961 | Engine air inlet flow enhancement device for internal combustion engines An airflow treatment and regulation device for internal combustion engines that stabilizes inlet airflow characteristics before induction into a fuel metering and mixing device. The air stabilization device provides a non-restrictive honeycomb treatment element thro... | 12/12/2006 |
| 7127360 | Dual function flow measurement apparatus having an array of sensors A dual function flow measurement apparatus is provided that combines the functionality of an apparatus that measures the speed of sound propagating through a fluid flowing within a pipe, and measures pressures disturbances (e.g. vortical disturbances or eddies) movi... | 10/24/2006 |
| 7107834 | Thermal mass flow rate sensor including bypass passageways and a sensor passageway having similar entrance effects A sensing apparatus for use in a mass flow rate sensor for measuring a fluid flow rate includes a main conduit for containing a fluid flow, and a sensor passageway for tapping a portion of the fluid flow from the main conduit at a first location, and returning the p... | 09/19/2006 |
| 7107835 | Thermal mass flow sensor A thermal mass flow sensor is disclosed that includes a housing (16) having a first sensor region and a second sensor region, a first thin film temperature sensor (39) formed at the first sensor region and a second thin film temperature sensor (58 | 09/19/2006 |
| 7096729 | Disposable fluid flow sensor A disposable fluid flow sensor is disclosed herein, which generally includes a flow channel assembly comprising a flow channel tube in association with a disposable flow channel portion. A sensor die is located approximate to a thin interface or membrane formed from... | 08/29/2006 |
| 7089805 | Average bidirectional flow tube An average bidirectional flow tube, including a body having two side plates and upper and lower plates, a partition plate installed to be perpendicular to the side plates of the body so that front and rear ends of the tube are separated from each other, and two pair... | 08/15/2006 |
| 7089788 | Intake air flow rate measuring device of an internal combustion engine A measurement structure that projects into an intake passage is provided with a shunt plate adjacent to a first passage that extends from an air inlet to an air outlet. A second passage is formed around the shunt plate so as to bypass the first passage. An air flow ... | 08/15/2006 |
| 7082825 | Smoking device including a flowmeter A waste-material entry prevention member arranged upstream of a flow sensor is a rod- or plate-like member protruding halfway across the cross-section of a flow passage. Hence, vortexes or energy of the vortexes produced in fluid flowing by the waste-material entry ... | 08/01/2006 |
| 7062963 | Flow velocity measuring device A flow velocity measuring device is able to conduct a fluid to a sensor element after removal of dust and dirt contained in the fluid to accurately measure the flow velocity of the fluid even when the fluid is low in flow velocity and the device is mounted in any di... | 06/20/2006 |
| 7059183 | Air flow measuring device The present invention provides an air flow measuring device comprising a housing with a sub-passage having an inlet and an outlet for air flow formed in the housing, the sub-passage further having a predefined curvature with a maximum downstream point and a flow mea... | 06/13/2006 |
| 7047822 | Devices, installations and methods for improved fluid flow measurement in a conduit Differential pressure measurement devices, installations and methods are disclosed, the devices including a main body and retainer. The main body is characterized by a front portion having a substantially constant curvilinear flow facing front surface, a rear portio... | 05/23/2006 |
| 7043991 | Damper for a gauge sensor in a dry etch chamber A damper for protecting a gauge sensor measuring the pressure of a dry etch chamber. The damper includes a vacuum tube for connecting the gauge with the chamber and at least one plate for blocking the plasma of the chamber from directly striking against the sensor. ... | 05/16/2006 |
| 7043978 | Airflow meter An airflow meter has a bypass passage disposed in an air passage and a sensing portion disposed in the bypass passage to detect an airflow amount. The bypass passage is provided with a restriction portion to gradually decrease a passage width of the bypass passage i... | 05/16/2006 |
