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WO/1997/031270A1 |
The device is designed to position a measuring sensor, especially a sensor head at an angle to the sensor shaft, precisely at the point of measurement and in the direction of a fluid flowing in a test tube, in which there is an adjuster ...
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WO/1997/026442A1 |
A measuring procedure and a flowmeter for the measurement of liquid flow in a hole bored in the ground, such as rock. The flowmeter consists of a long cylindrical body comprising: ring-shaped sealing elements (5) placed at a distance fro...
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WO/1997/025517A1 |
Flowmeter for locating zones containing currents in a bore hole made in a rock. The flowmeter comprises parting elements (1) for separating a measurement section (3) in the hole from the rest of the hole in a substantially pressure-tight...
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WO/1997/022008A1 |
A rotation-stop sensor which detects the stoppage of the rotation of a rotating body with optical sensors. The rotation-stop sensor is provided with a plurality of optical sensors (23A and 23B) and a disk (22) having light guiding parts ...
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WO/1997/020500A1 |
A device (12) for sensing the respiratory air of a patient. The device includes a venturi tube (18) through which the patient inspires and expires, the tube having a constricted midportion (20). The tube also has an inspiration orifice (...
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WO/1997/019358A1 |
A position and speed sensor comprising a circular element (1) rotatably driven about its axis. The circular element (1) has two position indicators (3, 4) of different angular width. A sensor means (5) is fixed in position with respect t...
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WO/1997/015872A2 |
A process is disclosed for monitoring the path of displacement of a part that can be moved by a drive towards at least one end position. At least one period of time that corresponds to a selectable number of rotations of a driving shaft ...
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WO/1997/014943A1 |
Method and device for indicating movements of gas bubbles in a liquid, droplets of liquid in a gas or a level of liquid, the liquid or the gas forming a medium in a conduit (15) or a container. Microwave signals of a predetermined freque...
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WO/1997/014044A1 |
A counting device having an excellent fail-safe function. According to a first invention, a counter (1) counts pulse signals (P1) to be counted and then counts the cycles of a high-frequency signal (P2). When the frequency of the high-fr...
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WO/1997/012215A1 |
A gas flow detector (10) includes a casing (12) with an inlet (14) for connection to a gas source and an outlet (16) for connection to a gas using appliance. Between the inlet and outlet there is an internal chamber (18) which receives a...
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WO/1997/010512A1 |
A sensor capable of confirming the stop of revolution of a motor inclusive of rotation due to inertia. Signal input lines (A, B, C) are connected to three power feed lines (u, v, w) of an A.C. three-phase motor. A high frequency signal c...
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WO/1997/007051A2 |
A sealed observation element for viewing the flow of molten liquid during the operation of a sulfur recovery unit comprises at least one sight glass that is heated and which may be swept with a purge gas supplied through one or more blee...
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WO/1997/002492A1 |
An indicator light consisting of a panel (10) supporting juxtaposed and alternating blue, yellow, green and red neon tubes where the colours correspond to the cardinal points north, east, south and west respectively. The tubes (21, 22, 2...
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WO/1996/041121A1 |
A proximity sensor (20) includes a bar magnet (22) having opposing North and South poles and two magnetic sensors (26, 28) disposed on a lateral face of the magnet between the opposing North and South poles and a pair of corresponding fl...
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WO/1996/038731A1 |
The invention provides a device for determining the direction and speed of an air flow, comprising a chip (11) which is provided with two mutually perpendicularly positioned pairs of measuring circuits (1) placed at a distance opposite e...
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WO/1996/036950A1 |
A patient movement monitoring device including a sensor (11) for generating motion signals, a signal edge detector, an integrator (A-B), a threshold detector for generating an alarm signal, and preferably a radio transmitter for relaying...
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WO/1996/036949A1 |
An electrically powered security system for monitoring and controlling access to a protected area and having multiple levels of alert signal commensurate with the level of security threat to the area; a siren (233 and 235) for communicat...
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WO/1996/035106A1 |
This invention is an apparatus for visually indicating fluid flow through a fluid system or apparatus such as a medical infusion device. The apparatus comprises a pair of thin, indicia bearing films (26 and 28) disposed in an overlaying ...
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WO/1996/033328A2 |
A system for monitoring and controlling an area comprising a controller (35) for controlling system operational functions; at least one remote-control transmitter (25) for transmitting system commands to the controller in a code word hav...
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WO/1996/031755A1 |
A detector (1) outputs a signal e1 corresponding to the operation of an object having an operation characteristic in which a transition from a first state to a second state occurs. A first state detection circuit (2) generates a first ou...
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WO/1996/031361A2 |
A sensor system for determining occupancy of a seat (2) coupled to a frame where the system is adapted to distinguish between animate and inanimate loads occupying the seat (2), the sensor system comprising a movement transducer (4) coup...
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WO/1996/030723A1 |
A first value (V) corresponding to the angular units covered during two successive actual positions transmitted via the data path at the maximum rotation speed of the measuring device shaft (W) and a second value (D) corresponding to the...
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WO/1996/027891A1 |
A flexible variable resistor (2, 50, 60, 140) comprising an outer flexible element (6), an inner flexible element (4), means (18, 20, 22) for mounting the inner flexible element in tension within the outer flexible element, the arrangeme...
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WO/1996/027175A1 |
A security system for monitoring a protected area and sounding an alarm comprising at least one sensor arranged about a protected area for sensing incoming threat, means for generating at least one pulse for each sensor activated by the ...
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WO/1996/022538A1 |
The invention concerns a method of determining direction of movement, in particular rotational movement of rotating parts such as a vehicle steering wheel. The object of the invention is to improve the accuracy of such a process using si...
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WO/1996/019712A1 |
To determine the angular position of a rotating shaft starting from a standstill and going up to the highest permissible nominal speed and to suppress noise pulses in the square pulse sequence curve precisely corresponding to the tooth f...
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WO/1996/016335A1 |
One or more receiving acoustic detectors at e.g. a location (A(r,t)) on the ground are arranged to measure the phase direction of the arriving waves from one or more sound sources (at locations S(r,t)), all of which may be fixed or movin...
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WO/1996/013639A1 |
This application discloses apparatus for logging the operation of a valve (10) of the type having a spindle (16) rotatable by a key (20) to effect opening and closing thereof, the apparatus including operative means (36) which are in use...
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WO/1996/010750A1 |
A device for confirming the stop of a motor, particularly a rotation sensor for extracting the rotation signals of the motor. In the first invention, a high-frequency current signal is supplied to the winding of a tachometer generator in...
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WO/1996/008197A1 |
A fiber optic motion monitor includes a light source (21) and an optical fiber waveguide (22) with a sensing section (4) intermediate an input end and an output end. A motion transmitting device (3) is coupled to the sensing section of t...
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WO/1996/007106A2 |
Static pressure sensing and free airstream temperature sensing is obviated in a method for determining aircraft velocity relative to an airmass by utilizing a static pressure and temperature component present in pressure variations sense...
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WO/1996/004848A1 |
The invention relates to method for the analysis of movements of several different parts of an individual's body recorded by ambulatory measurement wherein the movements are registered by an accelerometer attached to each body part to be...
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WO/1996/003342A1 |
A fluid flow indicator is presented particularly for use within an existing gasoline pumping apparatus. The fluid flow indicator includes an outer cage member, a first hollow transparent cylindrical member contained within the outer cage...
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WO/1996/001431A1 |
A device for speed measurement in a rail-mounted vehicle has two sensors (G1, G2) arranged on the vehicle and adapted to generate, at two different measuring locations after each other in the longitudinal direction of the vehicle and at ...
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WO/1996/000488A1 |
Use of a fluid flow measuring device as a microphone for detecting acoustic waves, said fluid flow measuring device comprising at least one heating element (H), at least a first temperature sensor (S1) arranged at a first predetermined s...
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WO/1995/032013A1 |
A liquid delivery device (10) particularly useful for delivering drugs in a liquid form, comprising a pressure-control chamber (18) having an electrolytic cell (22) therein and a reservoir (17) for the liquid separated from the pressure-...
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WO/1995/024613A1 |
An angle of rotation sensor (1) for measuring the angular position of a rotary shaft (2) during more than one revolution consists of a fine angle of rotation sensor (3) linked to the rotary shaft and of a counter. The revolutions of the ...
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WO/1995/023958A1 |
An apparatus and method for detecting a leak in a closed, fluid transfer system, specifically a hydraulic system, by comparing the actual rate of fluid level change in the fluid reservoir to the rate of fluid level change computed from t...
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WO/1995/020166A1 |
A device for measuring the velocity of a flow of fluid, particularly a device of what is known as the heat removal type, in which a heat exchanger element (1) interacts with the flow of fluid, the heat exchange flow between the heat exch...
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WO/1995/017851A1 |
A shear rate imaging method uses magnetic resonance to detect the distribution of velocities within a subject. Distributions are measured responsive to at least two different field-of-views. Differences of the velocity distribution obtai...
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WO/1995/018389A1 |
A method of simultaneous imaging (900) multiple components of velocity of moving materials within a subject employs magnetic resonance. Velocity encoding (955) is performed by computing differences of data obtained with modulated motion ...
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WO/1995/018386A1 |
A motion imaging method (600) uses magnetic resonance to detect the two or more components of motion such as velocity, acceleration or jerk within a subject. One component of motion is detected by computing differences of data obtained w...
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WO/1995/018387A1 |
A motion imaging method (700) uses magnetic resonance to detect velocity, and an acceleration distribution within moving materials in a subject. Velocity encoding (300-340) is performed by computing differences of data obtained with modu...
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WO/1995/011458A1 |
Disclosed is a motion indicator with an oscillator (10) designed to generate a transmitted signal (12) and a signal processor (17) which compares the received signal (15) produced from the reflected transmitted signal with the transmitte...
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WO/1995/001572A1 |
The invention relates to a process for directly determining the direction of recorded tracks of moving objects when picking up images on an image detector. The detected object tracks are given graphic data in arrow or vector form in real...
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WO/1994/025975A1 |
A motion monitor which produces audible sound representative of motions of a subject or object being monitored, including a carrier (21), an optical fiber (18) carried by the carrier, a laser source (14) for injecting a laser beam in the...
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WO/1994/024579A1 |
A motion sensor is based on ultra-wideband (UWB) radar. UWB radar range is determined by a pulse-echo interval. For motion detection, the sensors (40) operate by staring at a fixed ranged and then sensing any change in the averaged radar...
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WO/1994/023304A1 |
The invention concerns a semiconductor chip (31) with at least one active region (32), which can be inexpensively connected to at least one other chip by virtue of the fact that at least one additional chip (33) is disposed on the semico...
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WO/1994/023307A1 |
A fail-safe current sensor and a rotation sensor of a motor using the current sensor. A first transformer (T1) for applying a high frequency signal, a second transformer (T2) for detecting the high frequency signal and a motor (1) consti...
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WO/1994/023303A1 |
A circuit for judging the rotation of a motor, and an apparatus for confirming motor stop using this circuit. Threshold value is judged by the use of a fail-safe two-input window comparator by inputting a signal from a rotation sensor fo...
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