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WO/2005/024370 |
The invention relates to a micromechanical structure (20, 30) for measuring or detecting a mechanical or dynamic quantity comprising a deformable membrane and a supporting substrate (10) provided with a base support (4). Said membrane is...
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WO/2005/019790 |
In a sensor device, a pressure sensor (1), an acceleration sensor (2) and a signal processing circuit (3) are disposed on the lower surfaces of leads (4), aligned in a row longitudinally of the sensor device. As seen longitudinally of th...
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WO/2005/019713 |
The valve assembly is designed for isolation of the fluid in a storage tank from a diaphragm seal (29) of a level monitoring system. The assembly has a cleaning port (54) defined in the housing for directing cleaning or calibration fluid...
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WO/2005/019789 |
This pressure sensor device comprises a thin sheet-like diaphragm (12) whose surface is formed with a strain resistance gauge, and a stop member (13) having a recess (14) forming a curve along the displacement forming surface of the diap...
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WO/2005/019786 |
A pressure transmitter apparatus includes a unitary body with two, normally vertical pressure passageways communicating respectively between opposed pressure openings extending normally horizontally through the body portion. A transducer...
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WO/2005/019788 |
A portable hand-held device for measuring the pressure in an automobile air conditioning system includes a socket adapted to connect to a service port, an internal passage in communication with the socket, and a pressure gauge disposed i...
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WO/2005/017481 |
Disclosed is a compact differential pressure sensor that has a simple structure and a symmetrical design. Said differential pressure sensor comprises a sensor element (1), two pressure measurement chambers (2, 3) that are located next to...
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WO/2005/017478 |
The invention relates to a method for monitoring a measurement using a resistive sensor (DMS) for detecting mechanical variables (F), especially for determining weights. According to the inventive method, a desired impedance value (Zo) o...
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WO/2005/012864 |
The invention relates to a differential pressure sensor consisting of a body (1) which comprises an overload chamber arranged therein and provided with an overload membrane (13) dividing it into a high-pressure half-chamber (20) and a lo...
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WO/2005/012865 |
Disclosed is a pressure sensor comprising: a pressure-measuring cell that is provided with a face which can be impinged upon by a medium; a housing (20) that is provided with a medium opening (21) and an annular axial stop area (22) whic...
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WO/2005/010925 |
The invention relates to a sensor module, in particular, a sensor (2), for determining measurement data, and a circuit arrangement (3) which enables a wireless power supply and retrieval of the measurement data. The sensor and the circui...
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WO/2005/003710 |
The invention relates to a method for determining the pressure in a fluid that is potentially contaminated with proteins. Said fluid is guided in a pressure-sealed compartment (4) formed in a housing (3) of a single use measuring cell (1...
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WO/2005/001422 |
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/2005/001408 |
One aspect is a pressure transducer package (4) comprising a housing, a diaphragm (20), a support (32) disposed in the housing and a sensing element (30) disposed in the housing between the diaphragm and the support so that the pressure ...
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WO/2005/001422 |
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/2004/113860 |
A pressure sensor automatically correcting its time-lapse zero-point drift so as to accurately detect pressure independent of the period of its use, and a pressure controller and a flow rate controller that use the pressure sensor. Speci...
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WO/2004/113857 |
Disclosed is a pressure gauge array, especially for a transmission control unit of a motor vehicle, comprising: a sensor element (1) having a basic discoid or cylindrical shape; a support body (2) encompassing a device (5) which accommod...
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WO/2004/111595 |
Pressure sensor with an integrated structure comprising a support (33, 133, 233) and a silicon die (11), which lies substantially on the same plane as the upper surface (37, 137, 237) of the support and is integrated in a seat (34, 134, ...
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WO/2004/111594 |
A pressure sensor comprises: a measuring cell having a base body (1); a measuring membrane (2) that is joined, via the edge thereof, to the base body; means (3, 4) for generating an electrical quantity that is a function of the deformati...
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WO/2004/109248 |
The present invention relates to a method for pressure proof and tight assembling of a component to a wall of a house. The method is applicable for assembling components which are sensitive to high temperatures, e.g. for assembling an el...
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WO/2004/109237 |
Disclosed is a self-centering pedestal design comprising a housing that is provided with a wall (1) while the bottom is provided with at least one pedestal (4). Said pedestal (4) encompasses a predefined edge. According to the invention,...
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WO/2004/106880 |
The invention provides an indicator for indicating a pressure difference. The indicator has a reference pressure chamber with two flexible wall parts being influenced to deflect upon pressures P1 and P2. The deflection of the wall parts ...
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WO/2004/105091 |
The electrical pin lead structure and brazing technique of the present invention provide a brazed lead in a sensor that adheres well to a semiconductor substrate while facilitating lateral flexibility without joint fatigue or breakage. A...
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WO/2004/104538 |
A sensor chip has a piezo-resistive bridge, a first resistor (38) network that can be used for biasing when connected to an external amplifier, a second resistor (44) network that can be used to set gain when connected to the external am...
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WO/2004/104543 |
A deposition controlling baffle (250) is (additionally) provided. Its apertures conduct contaminants to regions of a membrane (160) of inner capacitor (127a) and outer capacitor (127b) so that the difference will cancel the effect of con...
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WO/2004/099749 |
A pressure equalisation device adapted to be operatively connected to an enclosure, the device including an air passage which, when the device is so connected to the enclosure, provides a fluid communication between the interior of the e...
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WO/2004/099748 |
A pressure and temperature sensor system, the system comprising one or more microstructure temperature-sensing elements (502, 504) formed on a substrate within a hermetically sealed area thereof, wherein such microstructure temperature-s...
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WO/2004/098679 |
The invention relates to a device (1) for measuring the pressure of a medium (28), in particular a liquid medium. Said device comprises a measuring chamber (10), through which the medium flows and which has at least one elastically defor...
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WO/2004/097361 |
The invention relates to a temperature-compensated pressure gauge comprising a pressure transmitting module (1) which consists of a pressure transmitting body (10) and a separation membrane (11) fixed thereto, a temperature sensor (40) f...
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WO/2004/094975 |
A pressure instrument (30) with a seal connection (32) connecting a pressure gauge to a process. A pressure sensor located in a base (34) of the seal connection (32) is in data communication with the pressure gauge (42) that is spaced ap...
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WO/2004/094976 |
A differential pressure sensor for sensing changes in pressure at a desired location, which sensor includes a sensing portion and a reference portion to produce an output indicative of the difference therebetween, both the sensing portio...
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WO/2004/094974 |
A pressure gauge (10) comprising a stem (12) having an inlet (14) at which pressure is sensed. A Bourdon tube (18) is coupled to the stem (12) and is displaceable in response to pressure changes at the inlet. A movement (22) comprising a...
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WO/2004/090273 |
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WO/2004/090494 |
The invention relates to a relative pressure transducer which is protected against the penetration of moisture, comprising a housing (7), an insert (17) arranged inside the housing (7), a gap (23) provided between the housing (7) and the...
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WO/2004/088267 |
The invention relates to a pressure sensor (1), comprising a pressure monitoring cell (18) and a base body (10), through which a pressure channel (11) with a flame arrestor runs, by means of which the pressure measuring cell (18) may be ...
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WO/2004/088265 |
A pressure sensor (10) has a housing (14) with an opening (16) exposing a cavity, a barrier diaphragm (24) across the opening, a pressure sensing element within the cavity, and a fill fluid within the cavity. The fill fluid comprises a f...
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WO/2004/085984 |
A pressure measurement device (100) comprising an absolute pressure sensor (104) and a bus (114) coupling serial communication and energization to an electrical connector (110) in a field wiring compartment (108). An atmospheric pressure...
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WO/2004/082137 |
A silicon or quartz wafer for forming a SAW device is the subject of grinding and lapping operations to fonn it basic shape. The opposing surfaces, as well as the edges extending therebetween, are the polished to reduce the number and si...
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WO/2004/081508 |
A pressure detector having a pipe inner pressure receiving opening section comprising a fluid passage for transporting fluid and a diaphragm hermetically sealing an opening made in one side face of the fluid passage, and a pressure detec...
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WO/2004/081510 |
This invention relates to absolute pressure sensors with two bonded wafers containing a pressure sensing structure and forming a reference pressure chamber and a buffer chamber. Since the buffer chamber collects molecules, which permeate...
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WO/2004/078339 |
The present invention relates to an isostatic press which comprises a pressure chamber adapted to be pressurised by a pressure medium, such as a liquid, and a measuring element which is placed so as to be subjected to the same pressure a...
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WO/2004/078530 |
The invention relates to a collision detection pressure sensor assembly that is sensitive to both changes in pressure as well as to acceleration. The pressure sensor assembly has a configuration of pressure sensor elements that enables a...
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WO/2004/074062 |
The invention relates to a pressure sensor module comprising a plurality of pressure sensors arranged in a sensor housing (13), said housing being fixed to the connecting surface (5) of a hydraulic housing (12), by means of the flange su...
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WO/2004/074803 |
Methods and apparatus for sensing a gauge pressure use a pressure gauge pressure sensor that includes a housing and a gauge pressure sensing element having a first pressure inlet and a second pressure inlet. The first pressure inlet in a...
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WO/2004/074796 |
Pressure measurement may be achieved by using a pressure-conveyance media (120) that responds to externally applied pressure to convey pressure to a pressure sensor (140). With the conveyance of pressure, the pressure measurement may be ...
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WO/2004/074802 |
A super-precise micro-differential pressure measuring device capable of continuously measuring a micro-differential pressure with high accuracy by transmitting micro-differential pressure to an electronic weighing /pressure transducing d...
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WO/2004/069562 |
A non-attached monitoring device includes monitoring assembly and an antenna configured to radiate signals from the monitoring assembly. The antenna is configured to radiate through the oriented attenuating body of the tire sidewall rega...
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WO/2004/068098 |
An audio packet vanishment concealing device (1) compensating deterioration of audio quality caused by vanishment of an audio packet in an audio packet communication system (100). The audio packet vanishment concealing device (1) include...
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WO/2004/068094 |
An integrated pressure and acceleration sensing device comprises three silicon wafers (101-103) bonded together by silicon fusion bonding. The wafers (101-103) are shaped so as to define a pressure sensitive element (113) and an accelera...
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WO/2004/061399 |
A pressure measurement device usable for monitoring pressure of fluids such as blood, waste, and replacement fluid in a blood treatment system provides a reliable signal and other benefits by virtue of a number of features of the various...
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