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Matches 1 - 50 out of 1,486

Document Document Title
WO/2019/096759A1
The invention relates to an installation (1) for detecting and locating a leak in at least one fluid transport circuit (Ps, Pt), notably an anemometer circuit of an aircraft, comprising a leak test apparatus (10) comprising means (12) fo...  
WO/2019/054403A1
A pressure measurement device 1 according to the present invention measures, by tonometry, an internal pressure in an object to be measured that is provided with an internal space filled with fluid and a surface layer having a curved sur...  
WO/2019/042642A1
Differential pressure measuring arrangement comprising: a differential pressure measuring transducer (10) for capturing and providing a differential pressure measurement signal which depends on a difference between a first media pressure...  
WO/2019/016662A1
The invention is based on a method and a device for the remote monitoring of the pressure state of a fire extinguishing agent in a fire extinguishing device or system with at least two independent manometers. According to the invention, ...  
WO/2019/011353A1
A pressure calibration apparatus and a pressure instrument calibration information processing method, belonging to the field of pressure instrument measurement and calibration. The pressure calibration apparatus comprises: a pressure cal...  
WO/2018/225853A1
A diaphragm vacuum gauge (100) is provided with a temperature difference calculating unit (14) and an abnormality determining unit (15). The temperature difference calculating unit (14) obtains a temperature difference Δt between a temp...  
WO/2018/215181A1
A method for monitoring a cylinder pressure sensor (11) is proposed, in which method the sensor value is checked for admissibility and inadmissibility in a predefinable crankshaft angle range, when admissibility is detected the cylinder ...  
WO/2018/197525A1
The invention is directed to a pressure sensor verification device (1), particularly for verification and/or calibration of a dynamic pressure sensor, and also methods of manufacturing and operation of this. The device (1) comprises a bo...  
WO/2018/201163A1
Disclosed is a system and valve assembly that can be used to promote the laminar flow of a variety of fluids and gases. In one embodiment, the valve assembly can be used to remove entrained water bubbles from a water supply. This, in tur...  
WO/2018/180370A1
A refrigerating machine (1) equipped with a condenser (3), an intermediate cooler (4), and an evaporator (5) through which a low-pressure refrigerant flows, and further equipped with: a sensor attached to at least one among the condenser...  
WO/2018/106513A1
A microelectromechanical system (MEMS) device includes at least one substrate, a lid, a MEMS component, a sensor, and a power supply. The lid is coupled to the substrate so that the substrate and the lid cooperatively define an interior ...  
WO/2018/105227A1
Provided are a relay device configured to eliminate the need to calibrate an output value of a pressure sensor in a pressure detection device even when a mold is replaced, and a pressure detection device. A relay device (70) of a pressur...  
WO/2018/092074A1
A device for use in pressure sensing such as hydrocephalus shunts, having a housing enclosing a chamber with at least one port communicating with the chamber. A wall of the chamber includes a flexible portion or thin diaphragm that defle...  
WO/2018/068904A1
The invention relates to a method for inspecting a pressure sensor (35) of a high pressure injection system (13), wherein, in a compression chamber (33) of a high pressure pump (15), a piston (22) of the high pressure pump (15) is moved ...  
WO/2018/058288A1
A method and device for detecting flight altitude, and an unmanned aerial vehicle (100). The method comprises: acquiring a flight speed of an unmanned aerial vehicle (100) (S101); calculating, according to the flight speed, a compensatio...  
WO/2018/063903A1
A differential pressure transmitter (300) configured to provide an absolute pressure measurement is presented. The differential pressure sensor (300) comprises a first process fluid inlet. The differential pressure sensor (300) also comp...  
WO/2018/054540A4
The invention relates to a device and to a method for dynamically calibrating pressure sensors. Pressure acting upon the pressure sensor is compared to a corresponding desired parameter by means of a device according to the pistonphone p...  
WO/2018/054540A1
The invention relates to a device and to a method for dynamically calibrating pressure sensors. Pressure acting upon the pressure sensor is compared to a corresponding desired parameter by means of a device according to the pistonphone p...  
WO/2018/048497A1
Techniques provided herein are directed toward adjusting the rate at which a mobile device's barometric pressure sensor takes measurements, based on whether movement is detected from motion sensors, such as accelerometers, gyroscopes, an...  
WO/2018/028931A1
A method for diagnosing a differential pressure line (3, 5) of a differential pressure measurement arrangement (1), in particular according to any one of the preceding claims, having at least the following method steps: a) capturing a fi...  
WO/2018/023169A1
Elevation monitoring apparatus includes an enclosed base reference station (10) a 2000m long, elongate housing (11) extends along the length of a traverse. A pair of conduits (12, 13) are filled with air (14) and water (15) respectively ...  
WO/2018/014790A1
A fully-automated hand-held pressure calibrator, comprising a housing, and gas path components and circuit components installed in the housing. The gas path components comprise a pressure source capable of supplying a pressurized gas. Th...  
WO/2017/205533A1
A microphone device comprises a microphone die including a first microphone motor and a second microphone motor, an acoustic integrated circuit structured to process signals produced by the first microphone motor and the second microphon...  
WO/2017/174547A2
The present invention relates to a measurement module (100, 100', 200, 220, 300, 400) for measuring the differential pressure between a first and second connection point (101a, 102a) arranged in a transport line for a fluid. The measurem...  
WO/2017/174547A3
The present invention relates to a measurement module (100, 100', 200, 220, 300, 400) for measuring the differential pressure between a first and second connection point (101a, 102a) arranged in a transport line for a fluid. The measurem...  
WO/2017/173535A1
A method of calibrating output of an absolute atmospheric pressure sensor of an electronic device includes: determining, at a processor of the electronic device, that a location of the electronic device is at a known absolute altitude an...  
WO/2017/164183A1
In piezoelectric sensors, conventional amplification factor adjustment methods involving the cutting of a wiring pattern or the use of a laser trimmable resistor are unable to adjust the amplification factor when the sensor is in a compl...  
WO/2017/129954A1
A method for testing a batch of environmental sensors to determine the fitness for purpose of the batch of environmental sensors, the method comprising: performing a plurality of electrical test sequences to the heater inputs of the batc...  
WO/2017/127270A1
Systems and methods of pressure testing well production equipment, such as a blowout preventer stack and a choke manifold are disclosed. The system may include a pressure testing tool disposed in selective fluid communication with the bl...  
WO/2017/110270A1
In order to more easily perform calibration of a sensor output from a pressure sensor, which is performed due to occurrence of deposition: a resonance point measurement unit (122) obtains a resonance point of a diaphragm (112) on the bas...  
WO/2017/105814A1
A system includes at least one pressure sensor (140) that is configured to generate (810) a first signal in response to sensing a process and generate (815) a second signal in response to sensing a drift detection condition different fro...  
WO/2017/081463A1
An in-situ pressure sensor bias determination apparatus (300) comprises a measurement pressure sensor (400), a reference pressure sensor (402), an electronically controllable pressure adjustment device (406), and a fluid conduit network ...  
WO/2017/075196A1
The dual chamber system 10 has a source chamber 20 and a receiver chamber 40. The source chamber 20 generates a first steam 30 in a first steam section 24, and the receiver chamber 40 generates a second steam 50 in a second steam section...  
WO/2017/067771A1
The invention relates to a method for testing a temperature-compensated, pressure-gradient-controlled pressure switch (1), which is pneumatically associated with a primary pressure chamber (2) and has a secondary pressure chamber (3) for...  
WO/2017/003350A1
A parameter monitoring module (2) for a vehicle (4) and being configured to monitor one or many parameter sensor units (6) of the vehicle (4) which are configured to measure ambient parameter(s) and determine ambient parameter value(s) (...  
WO/2016/193484A1
A pressure-measuring device (1) comprising a pressure sensor of a first type (2) and a pressure sensor of a second type (3) different to the first mounted on a common support (6) in order to be subjected to a same pressure, in which the ...  
WO/2016/194610A1
This measurement instrument measures a first physical quantity indicated by a medium to be measured, displays visibly the measured value using the same physical quantity, and outputs an output signal which has a second physical quantity ...  
WO/2016/118946A1
A system for controlling pressure associated with a volume may comprising a pump and piston/cylinder assembly, both in fluid communication with a volume of a closed fluid system. In addition, the system may comprise an actuator operative...  
WO/2016/102741A1
Invention relates to a method of calibrating a pressure sensor (80) adapted to measure pressure in an internal combustion piston engine (12), which the method comprises during a compression phase before start of the ignition at least ste...  
WO/2016/096300A1
The invention describes a pressure measuring sensor having an electrically conductive separating diaphragm (5) which closes off an interior space (3) of the pressure measuring sensor to the outside, the outer face of said separating diap...  
WO/2016/083670A1
The invention relates to a method for measuring pressure differences in different premises of a building, in which the pressure difference is measured by means of one or more sensors (2) that measure absolute pressure. The measurement re...  
WO/2016/074994A1
In an embodiment, a method for calibrating a pressure sensor device is disclosed. The method involves determining the resonant frequency of a membrane of the pressure sensor device after the pressure sensor device has been attached to a ...  
WO/2016/062444A1
The invention relates to a device for carrying out a leak test of a pressure sensor (1) comprising a vice (6) with a first and a second jaw pair (7, 8), wherein the first and the second jaw pair (7, 8) each has a first and a second jaw (...  
WO/2016/062350A1
The invention relates to a testing device for a tire-filling device comprising a housing (10), which has a bottom (11) and an annular outer wall (12) having a cylindrical inner surface (16), a piston (15), which is movably guided and sea...  
WO/2016/053587A1
Microelectromechanical systems (MEMS) pressure sensors having a leakage path are described. Provided implementations can comprise a MEMS pressure sensor system associated with a back cavity and a membrane that separates the back cavity a...  
WO/2016/015537A1
A pressure sensor testing device, comprising a multi-pin connector (100), a test container (200) and a gas path module (300). The multi-pin connector (100) forms a detachable airtight connection with the test container (200), and the gas...  
WO/2016/017720A1
Provided are: a vacuum gauge that, with a simple configuration, can accurately diagnose the degree of contamination of the vacuum gauge; and a contamination diagnosis method that, with a simple process, can accurately diagnose the degree...  
WO/2015/190331A1
Provided are a dynamic quantity measuring device having higher accuracy and longer-term reliability than in the prior art, and a pressure sensor using the same. A dynamic quantity measuring device is provided with a first Wheatstone brid...  
WO/2015/189288A1
One example discloses a MEMS device, including: a cavity having an internal environment; a seal isolating the internal environment from an external environment outside the MEMS device; wherein the seal is susceptible to damage in respons...  
WO/2015/120238A1
An apparatus for calibration and testing of pressure switches which are used in residential and commercial HVAC systems. The apparatus can be used to test, set, or adjust a pressure switch or a pressure signal transducer to the manufactu...  

Matches 1 - 50 out of 1,486