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WO/2005/064285A2 |
The invention relates to a sensor (10) which is used to convert a physical parameter of a flowing medium into an electric signal. Said sensor (10) comprises a sensing pipe (12) and a medium flows on the outer surface thereof (15). A temp...
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WO/2005/054785A1 |
The invention relates to a device (1) for determining the angular position and rotation speed of a rotary member. The inventive device comprises a sensor (2) consisting of a fixed part and a rotary part which is linked to the rotary memb...
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WO/2005/054874A1 |
The invention relates to pressure sensors which can be used to measure the aerodynamic flight parameters of an aircraft and, more specifically, to those in which the static and total pressure measurement nozzles (15, 16) are located on a...
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WO/2005/054872A2 |
The invention measures speed relative to the air in human-propelled motion, such as on a bicycle (1, 8). Any one of several types of anemometer (5) can be used for this purpose, ground speed determined by wheel (4, 12) rotation, cadence ...
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WO/2005/050154A1 |
The invention relates to an attack angle probe used to measure the attack angle of a circulating air flow outside a skin. The invention is particularly suitable for use in the aeronautics industry, where it can be used to measure the att...
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WO/2005/036097A1 |
A three-dimensional measuring instrument enabling efficient analysis of a three-dimensional image by simultaneously capturing a circle locus image and a linear locus image of a point to be measured even if there are a lot of circle locus...
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WO/2005/031369A2 |
The invention relates to an ultrasound flowmeter for measuring a flow rate in a measuring channel (3) comprising an ultrasound transducer (2) operating as a transmitter and receiver. The inventive ultrasound flowmeter (1) comprises at le...
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WO/2005/022170A1 |
An optical system design for measuring the velocity of fluids flowing through pipes or other conduits is disclosed. The optical system is comprised of a means for delivering two beams through a window in the wall of the pipe, focused to ...
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WO/2005/022089A2 |
A method for locating two dimensional critical flow" features on a surface of a three dimensional body imersed in a fluid stream is presented The method comprises applying a hot film sensor array (212) on the surface of the body The hot ...
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WO2004109298B1 |
The invention relates to an arrangement for flow sensors and flow ducts used for a flow-based thermal anemometer in a sensor head that is embodied as a hollow member. Knowing about three-dimensional flow regarding the average velocity, d...
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WO/2005/009233A1 |
The invention relates to a facility that can be used, in particular, to measure the flow conditions in a blood vessel. The facility comprises a catheter (16) having a bundle (15) of optical waveguides that connects control and measuremen...
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WO/2005/001422A2 |
A sensor chip 10, comprising a flexible, polymer-based substrate 12, 72, and at least one microfabricated sensor 16, 18, 20, 22, 74, 76, 78, 80 disposed on the substrate and including a conductive element 24, 26, 34. The at least one sen...
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WO/2004/109297A1 |
The present invention is a device to measure wind velocity and/or direction. These measurements may be useful for various outdoor activities including hunting, golfing, sailing, fishing, photography, kite-flying, parachuting, fireworks d...
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WO/2004/109238A1 |
Multi functional sensors are described. A silicon based sensor utilizes metal layers arranged as resistors around a central pair if resistors separated by a humidity sensitive polymer with one of the central resistors being a heater. Thi...
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WO/2004/102206A1 |
A measuring device is described for measuring flow direction and velocity in a flowing medium such as water, wherein the measuring device is arranged within a watertight container or casing (8) that is submerged in the water. The measuri...
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WO/2004/099790A1 |
The invention relates to a system adapted for sailors in order to determine the air flow conditions around one or more sails (3), in conjunction with which both sides of the sails are equipped with a number of ultrasonic sensors (1) that...
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WO/2004/094961A1 |
A method of monitoring fluid flow uses an optical fibre having a heatable coating. The fibre is disposed within flowing fluid, and the heatable coating heated so that heat is transferred from the coating to the fluid. Optical measurement...
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WO/2004/083890A1 |
The present inventio discloses a method and a system for measuring flow layer velocities using correlation velocity measuring sonar. The present invention provides a new theory expression for fluid medium sonar array temporal and spatial...
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WO/2004/078792A1 |
Method for monitoring the velocity of growing polymer particles flowing in a two-phase stream during a polymerization process, said method comprising measuring the degree of attenuation in the propagation of light in said two-phase strea...
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WO/2004/077094A1 |
A method and system for acoustically sounding the lower atmosphere involves the transmitting of an acoustic chirp and the processing of returned echoes and interference using wavelet and matched filter techniques. A single transmitter an...
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WO/2004/077068A1 |
A wind turbine is provided having a lidar wind speed measurement apparatus (10, 16, 18) for achieving wind control. The lidar apparatus is arranged to scan the area (30) in front of the wind turbine so as to generate a measurement of the...
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WO/2004/077067A1 |
This invention relates to a gas velocity sensor such as an air velocity sensor for use on an aircraft such that the velocity of the aircraft can be determined. There is provided a gas velocity sensor comprising an electromagnetic radiati...
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WO/2004/076990A2 |
Velocity, time and position of a surfboard are measured by an apparatus, comprising a multifunction module (2) enclosing a sensor adapted to pick up the surfboard displacement related to the water, transforming the data into electrical s...
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WO/2004/075754A1 |
A method and a device (1) for ultrasound measurement of the blood flow through a heart valve are proposed. To permit a simple, automated measurement, it is proposed that the measurement area (9) of a measurement beam (7) is moved three-d...
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WO/2004/072455A2 |
A pressure sensor system (21) suitable for HVAC airflow control applications includes a simple probe tube (23) as a part of a simple probe tube (23) assembly of economical design located in a low turbulence, high velocity airflow area, s...
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WO/2004/063675A2 |
An apparatus and method for measuring the flow velocity of a fluid flowing through a pipe that includes an array of at least two ultrasonic sensor units (with as many as 16 sensor units) disposed at predetermined locations along the pipe...
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WO/2004/047997A2 |
A fountain (50) comprises a supply of water under pressure, a primary fluidic diverter (10) having an input (12) for said supply, and first and second outputs (16a, b) diverging from said input. Two control ports (20a, b) are provided wi...
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WO/2004/042326A2 |
The measuring element (1) for determining a flow rate of a fluid (22) flowing around the measuring element (1) comprises a guide (4) for guiding an electromagnetic wave along the longitudinal extension thereof and comprises at least one ...
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WO/2004/034066A1 |
A flow-direction/flow-speed meter has a sensor portion for fluid measurement, having a blade wheel with propellers; a coupling portion to which piping where a fluid passes is airtightly connected; and a calculation/indication portion for...
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WO/2004/033988A1 |
The inventions relate to measuring optical characteristics of substances and can be used for measuring the refractive index of a liquid or gas. The inventive interferometer comprises an optically conjugated light source, a reflecting mir...
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WO/2004/031780A1 |
The invention relates to physical value measurement. The inventive method for measuring velocity of a fluid or gas flow consists in recording a differential frequency of two coherent light waves which are propagated in opposite direction...
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WO/2004/031779A1 |
A speed sensor for a marine vessel includes a correction circuit to correct any sensor non-linearities so that the sensor produces an output with a pulse stream having a constant pulse rate, and reduces the pulse-to-pulse variations of t...
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WO/2004/025226A1 |
A straightening device (4) installed in a flow passage (10) formed by a pipe (2a) on the upstream side of a flow velocity sensor (3) of a flowmeter, comprising a first straightening net (8) disposed apart from the flow velocity sensor an...
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WO/2004/015428A2 |
A marine sensor device mounts in a single opening in a hull of a marine vessel. The sensor includes a housing secured in the opening. Positioned within the housing is a body containing at least two sensors. The body is removable from the...
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WO/2004/012994A2 |
Systems and methods for sensing air outside a moving aircraft are presented. In one embodiment, a system includes a laser for generating laser energy. The system also includes one or more transceivers for projecting the laser energy as l...
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WO/2004/010086A2 |
A fluid flow measuring and control device for measuring a flow rate based on a pressure drop created by a restrictive flow element (15). The device includes a proportional flow valve (10) having a fluid inlet and a fluid outlet and an ac...
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WO/2004/010126A1 |
A method for nondestructively inspecting the state of the flow of a liquid in a device which the liquid flows through, by means of a tomograph, characterized in that use is made of a particulate contrast medium or a high molecular weight...
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WO/2004/010149A1 |
Current meters for subsurface water consist of a rod (12) with several small flow sensors (13) arranged thereon. Each flow sensor (13) in turn consists of a directional vane (18), which is fixed so that it can rotate freely on the rod (1...
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WO/2004/010089A1 |
The invention concerns a device for measuring the speed and direction of rotation of an object (3) near to which it is placed. It comprises: - a magnetic detection device (2) that delivers, in response to a rotation of the object (3) gen...
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WO/2004/008156A1 |
The invention relates to a device for measuring the direction, speed and danger of the wind. The inventive device comprises a vertical post (1), a panel (5) which is connected to the aforementioned vertical post (1) and which can rotate ...
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WO/2004/005940A1 |
The present invention relates to an apparatus for use in the determination of a condition or state of an object based on quasi-elastic interaction between the object and light transmitted to the object, the apparatus comprising a beam sp...
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WO/2004/005936A1 |
The present invention relates to an apparatus for the determination of a condition or state of an object based on quasi-elastic interaction between the object and light transmitted to the object, the apparatus comprising a diffractive op...
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WO/2004/005941A1 |
The invention relates to a PIV method for measuring velocity of a plurality of particles in a streaming fluid. The method includes: registering at least one image pair successively in time; estimating a two-point correlation for the at l...
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WO/2003/102513A1 |
A Doppler type ultrasonic flowmeter (10A) comprising a Udflow unit (13) as a flow rate data acquiring measure for calculating the speeds of many reflector groups (25) mixed in a fluid to be measured (12), a flow rate distribution calcula...
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WO/2003/102625A1 |
The invention relates to a system for measuring velocity. In one aspect of the invention, the system comprises a laser emitting device (230), an optics assembly (240), a combiner (230) and a signal processor (270). The laser emitting dev...
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WO/2003/100458A1 |
A laser Doppler radar apparatus capable of measurement with a high S&sol N ratio even when the phase of the received light fluctuates and detecting a wind speed in a measurement range even when signal components of a plurality of ranges ...
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WO/2003/100357A1 |
An ultrasonic flowmeter (10) comprises a trigger oscillating apparatus (14); a pulser receiver (16); a transducer (20) responsive to an electric signal from the pulser receiver (16) for emitting ultrasonic pulses toward a measurement lin...
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WO/2003/097997A1 |
An apparatus and system are disclosed for in situ measurement of downhole fluid flow using Doppler frequency shift/phase shift techniques. First, a baseline speed of sound is established as close to the measurement point as possible. Thi...
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WO/2003/098167A1 |
A device and a method for measuring fluid flow and solute mass transport in flow systems comprising a casing (1) having inlet (3) and outlet (9) openings and a fluid passageway therebetween, said casing containing at least one fluid perm...
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WO/2003/093838A1 |
A flow velocity sensor, comprising a base stand having a space part, a thin-film layer formed on the surface of the base stand where the space part is formed, a first temperature measuring resistance element and a second temperature meas...
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