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WO/2024/093662A1 |
A gas detection device (100), comprising: a detection unit (21) comprising a detection housing (201) and having a gas chamber (300), the detection housing (201) being at least partially positioned at the periphery of the gas chamber (300...
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WO/2024/092308A1 |
A brake monitoring system (1) comprising: a friction body (5); a sensor component (7); a light source (11); and a light sensor system (17). The sensor component (7) includes a fiber bragg grating (FBG) (9), wherein the friction body (5) ...
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WO/2024/055209A1 |
Disclosed in the present application are a hard-shell battery detection device, method, and system. The hard-shell battery detection device comprises: a hard-shell battery provided with a hard battery shell, and an air pressure sensor. T...
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WO/2024/040813A1 |
Provided is a sensing apparatus (140, 200, 400, 620, 920, 1420, 1720, 1820), which comprises: a flexible sealing structure (210, 410, 621, 922, 1722, 1821) arranged at a joint position of a user, the flexible sealing structure (210, 410,...
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WO/2024/023647A1 |
The present invention relates to: a pressure measurement device that can repeatedly use a pressure sensor, does not allow bacteria to infiltrate the interior of a container, and is not affected by condensation within a bioreactor; a bior...
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WO/2023/250120A1 |
A multi-channel optical pressure sensor is provided. The multi-channel optical pressure sensor includes at least one LED configured to generate light having a first spectrum and a second spectrum, a plurality of sensors including a first...
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WO/2023/247910A1 |
The invention relates to a measurement system (1) suitable for determining a pressure Pheq of a liquid of interest having a compressibility km flowing in a channel with a radius rint, which are chosen such that the product of km x rint i...
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WO/2023/227646A1 |
The invention relates to a holding apparatus (1) for holding a microfluidic chip (2), the holding apparatus (1) comprising a chip carrier (3) for, in particular detachably, positioning a microfluidic chip (2) in order to feed a fluid, in...
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WO/2023/210376A1 |
The present invention addresses the problem of providing a pressure sensor that makes it possible to easily measure pressure such as blood pressure and a robot including the pressure sensor. In order to solve the problem, this pressure s...
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WO/2023/160725A9 |
A visualized test method which is for single fracture grouting seepage and in which width and roughness are variable. The method comprises: (1) designing a visualized test system for simulating a plurality of types of single fracture gro...
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WO/2023/205198A1 |
A photoionization sensor assembly includes a housing defining a chamber with a first end and an opposing second end and being permeable to the analyte gas and non-analyte gases. A radiation source is structured to emit photons into the c...
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WO/2023/180544A1 |
The invention relates to a sensor device (10a; 10b) at least for measuring a fluid pressure, said sensor device comprising: a main body (11a; 11b); a fibre-optic sensor unit (12a; 12b) having at least one sensor element (13a; 13b) which ...
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WO/2023/168527A1 |
Apparatus and methods for monitoring the status of a floating roof. The floating-roof tank assembly has: an impermeable roof section, and a floating-roof seal configured to span between the impermeable roof section and components of a co...
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WO/2023/167745A2 |
Apparatuses and methods for optical code-delay reflectometry (OCoDR) are disclosed. An apparatus includes a modulator, a receiver, and control circuitry. The modulator is configured to receive incident electromagnetic (EM) radiation at a...
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WO/2023/142392A1 |
Disclosed are a wave buoy combined with a pressure sensor and an acceleration sensor, and an accuracy improvement method. The wave buoy comprises: a floating body, an anchoring system, an acceleration sensor, a pressure sensor, a power s...
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WO/2023/103373A1 |
A Fabry-Perot interference optical fiber pressure sensor for eliminating temperature interference. The sensor comprises an incident optical fiber, an optical fiber collimating sleeve (4) and a reflective quartz optical fiber (3), wherein...
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WO/2023/087417A1 |
A measuring machine for an internal fluid pressure of a cavitation generator, and a measuring method, which relate to the technical field of fluid cavitation pressure measurement. A support (18) is provided with a clamping and fixing mec...
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WO/2023/074112A1 |
In the present invention, the measurement accuracy of an optical pressure sensor is substantially improved. The optical pressure sensor comprises: a first member; a second member; and an optical transmission medium. The first member and ...
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WO/2023/067010A1 |
The invention relates to a method and a system for determining the temperature in a mounted aircraft tyre. The system is characterized in that it comprises two temperature sensors installed inside the tyre.
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WO/2023/067562A1 |
Method of measuring a parameter under test affecting intermodal spectral shift of measurement optical fiber, including an excitation of radiation from a radiation source having a saw-like modulated wavelength in two modes with initial fr...
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WO/2023/057634A1 |
A sensor. In some embodiments, the sensor includes a first waveguide, a flexible support element, and a second waveguide. A first portion of the first waveguide may be supported by the flexible support element and separated by a first ga...
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WO/2023/060162A1 |
The present disclosure provide systems and methods for well control. One such method comprises positioning a fiber optic sensor along a length of a wellbore or a wellbore structure positioned within the wellbore; obtaining fiber optic se...
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WO/2023/051834A1 |
The present invention provides a hole pressure probe rod apparatus that can fold automatically, comprising a support system, a penetrating system, and a measurement system. Directed towards certain problems in the current research and de...
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WO/2023/045238A1 |
A water hose reel system for use in a drainage emergency vehicle comprises a water hose reel assembly (1), a hydraulic motor (2), a solenoid valve (3), a hydraulic pump (4), a controller (5), and a pressure sensor (6). The hydraulic pump...
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WO/2023/025485A1 |
The invention relates to a pressure sensor for measuring high pressures, e.g. of more than 100 bar, comprising: a housing (4) having a tightly sealed volume filled with a compressible filling liquid; the housing (4) having an elastically...
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WO/2023/006750A1 |
The present invention relates to a method for measuring an internal pressure variation and/or a temperature variation of a pipe (4) comprising a portion (12). The method is based on calculating the internal pressure variation and/or the ...
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WO/2023/007104A1 |
The invention relates to a device (1) for measuring hydrostatic pressure and/or temperature, which comprises a wall (10) extending along and surrounding a central axis (X-X), the wall (10) being closed at its ends in order to define a se...
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WO/2023/007870A1 |
This pressure sensor device comprises a light emission unit for emitting incident light, an optical fiber that is optically connected to the light emission unit, a pressure sensor that is disposed at the distal end of the optical fiber a...
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WO/2023/006746A1 |
The invention relates to a measurement method comprising, for at least one measurement zone of a portion of a pipe, the following steps: measuring a variation in a mechanical component of a corresponding local deformation of the pipe; co...
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WO/2023/284233A1 |
A conditioner, a chemical-mechanical polishing device, and a detection method of a conditioner. The conditioner comprises a polishing portion (1) and a driving portion (2), wherein the polishing portion (1) is mounted on the driving port...
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WO/2023/284032A1 |
Provided are a chemical cleaning fluid configuration system (100) and method. The chemical cleaning fluid configuration system (100) is disposed in a chemical mechanical polishing apparatus (1000), and comprises: a first mixing system (1...
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WO/2022/254431A1 |
A sensor device comprising at least one sensor element and a sealed fluid cell having a compensation portion and a measurement portion coupled to the at least one sensor element. The sensor device is configured such that the compensation...
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WO/2022/243564A1 |
A medical device (1) for determining an oxygen saturation in a tissue of a subject, comprises: a sensor (2) comprising a flexible textile (10) comprising a plurality of first optical fibers (11) and a plurality of second optical fibers (...
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WO/2022/232865A1 |
An aspect of the disclosure relates to a non-destructive device and method of determining the pressure of liquid within a pipe. The method comprises the steps of transmitting, by a first probe, ultrasound, wherein the first probe is disp...
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WO/2022/228361A1 |
Provided are a valve assembly and a sensor. The valve assembly comprises a valve body and a sensor, wherein the valve body is provided with a mounting cavity, and at least part of the sensor is accommodated in the mounting cavity; the se...
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WO/2022/223552A1 |
The invention relates to a pressure-measuring device (200) comprising: - an optical fibre (100) comprising a thinned portion (102), - a laser (202), called the heating laser (202), arranged to emit an optical wave, called the heating wav...
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WO/2022/220341A1 |
The present invention relates to an apparatus and method for measuring subsidence using pressure gauges, the apparatus comprising: a plurality of pressure gauges which are installed along the ground surface at a subsidence reference poin...
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WO/2022/197185A1 |
Fibre -optic sensor for measuring a physical quantity, such as a pressure, force, acceleration or tilt, comprising: an optical fibre comprising at least a first measurement section for measuring a strain in said optical fibre; a first st...
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WO/2022/156298A1 |
A high-sensitivity air pressure sensor based on a suspended-core optical fiber and a side-hole optical fiber, comprising a broadband light source, an optical fiber circulator, a sensing head, and a spectrometer; the optical fiber circula...
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WO/2022/131989A1 |
A sealing device (1) comprising a gasket (5) configured to seal a gap (2) between a first element (3) and a second element (4), wherein the gasket is arranged to be located in the gap (2) and to be in contact with the first and the secon...
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WO/2022/116205A1 |
An air blowing method-based alcohol sensor and a smart device. The alcohol sensor comprises an alcohol measurement module, an air pressure measurement module (11), an MCU processor (12), a circuit substrate (10), and a housing (30) cover...
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WO/2022/110986A1 |
The present invention relates to the field of marine engineering technical equipment, in particular to a subsea geotechnical in-situ multi-parameter detection system and method. The system comprises two friction wheels symmetrically arra...
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WO/2022/105036A1 |
The present invention provides a pipeline pressure monitoring device, comprising a housing, a vent nozzle, a first circuit board, a pressure sensor, a sliding sleeve, an elastic member, a magnetic block, a second circuit board, and a pos...
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WO/2022/104316A1 |
A Process Critical Thermal Conductivity Gauge (PCTCG) instrument relies on gauge chamber wall above-ambient-temperature-control (AATC) to provide improved accuracy and thermal stability with reduced and linearized temperature coefficient...
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WO/2022/078678A2 |
The invention relates to a system (20) for determining the positioning of a body area (O) of a patient in a magnetic resonance imaging scanner (2), the system comprising a sensor assembly (21) and a data transfer device (22), wherein the...
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WO/2022/066002A1 |
Sensor system for detecting at least one physical quantity, including: - an elongated optical waveguide structure (1) for guiding an optical wave (W) along a longitudinal direction; - a first reflector structure (3) for reflecting at lea...
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WO/2022/053712A1 |
A Mach-Zehnder Interferometer, MZI, sensor (3) comprising an optical input unit (7), an optical output unit (8), and at least two sensor elements (4A-C). Each of the at least two sensor elements (4A-C) comprises a membrane (14A-C), and a...
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WO/2022/022325A1 |
A pneumatic identification apparatus for the body weight of a seat occupant. The apparatus comprises a control unit (1) and a sensing apparatus, wherein the sensing apparatus comprises a pneumatic sensing apparatus and an auxiliary sensi...
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WO/2022/026147A1 |
Methods and systems for measuring pipe parameters using guided acoustic wave modes are provided. The method includes receiving data corresponding to an acoustic signal, wherein the data are obtained by transmitting an excitation pulse at...
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WO/2022/026146A1 |
A method of measuring a pressure of a fluid adjacent a wall of a pipe or vessel. A transducer is attached to the wall of the pipe or vessel. A signal is transmitted by the transducer at a characteristic frequency via a plurality of guide...
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