Famous Patents
3M employee and church chorister Art Fry needed something to temporarily mark pages in his hymnal. He was in luck because his colleague, Spencer Silver, accidentally developed a glue that was too weak for other purposes. After initially discouraging consumer response, Post-it Notes became a hit in 1979.
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| Application No. | Application Title | Issue Date |
| 20120125112 | PRESSURE TRANSMITTER A pressure transmitter includes a sensor assembly having a hollow body housing a pressure sensor. The pressure transmitter also includes a support body which is made of a first material, and an interface body which is connected to the support body and which is made of a... | 05/24/2012 |
| 20120067131 | HIGH PRESSURE SENSOR A construction concept for high-pressure sensors is provided, enabling simple and economical manufacture of reliable high-pressure sensors even for pressure ranges above 2200 bar. A high-pressure sensor of this kind encompasses a sensor element for pressure sensing and ... | 03/22/2012 |
| 20120067132 | PRESSURE SENSOR ASSEMBLY The present disclosure relates to pressure sensors. In one illustrative embodiment, the pressure sensor may include a pressure sensor assembly having pressure ports on opposite sides of the pressure sensor assembly. The pressure sensor may include a protective housing i... | 03/22/2012 |
| 20120036936 | PRESSURE SENSOR MODULE AND ELECTRONIC COMPONENT A pressure sensor module includes a pressure sensor, a bump, and a laminated substrate. The pressure sensor includes a semiconductor substrate; a cavity; a pressure-sensitive element; and a conductive section. The cavity is disposed inside the semiconductor substrate su... | 02/16/2012 |
| 20110265577 | PRESSURE SENSOR A pressure sensor is provided which is suitable as an airbag sensor of a vehicle. The pressure sensor includes a pressure chamber having a small opening and a large opening, a pressure sensor element having a pressure receiving surface, and a diaphragm. The diaphragm is... | 11/03/2011 |
| 20110132097 | METHOD FOR MANUFACTURING AN ELASTIC BODY OF Al2O3 CERAMIC, MEASURING MEMBRANE FOR A PRESSURE SENSOR AND PRESSURE SENSOR WITH SUCH A MEMBRANE A method for manufacturing an elastic deformation body made of an Al2O3 ceramic, according to which a highly pure alumina having at most 2000 ppm MgO, at most 200 ppm inorganic impurities, a specific surface of at least 10 m2/g, an avera... | 06/09/2011 |
| 20110113890 | TORQUE INSENSITIVE HEADER ASSEMBLY There is disclosed a high pressure sensing header which is relatively insensitive to mounting torque. The header comprises an outer torque isolating shell which surround an inner “H” section header. The inner “H” section header has a thick diaphragm and is surro... | 05/19/2011 |
| 20110113889 | PRESSURE TRANSFER MEANS AND PRESSURE MEASURING DEVICE WITH SUCH PRESSURE TRANSFER MEANS A pressure transfer device comprises a pressure transfer device body and an isolating diaphragm, wherein, between the surface of the body of the pressure transmitting device and the isolating diaphragm, a pressure chamber is formed, whose volume is dependent on the posi... | 05/19/2011 |
| 20110056301 | PRESSURE SENSOR The invention relates to a pressure sensor (6). This pressure sensor (6) comprises a flexible membrane (11) cooperating with a transmission device (10) that enables a value representing the pressure to be supplied on the basis of the deformat... | 03/10/2011 |
| 20100319460 | SENSOR AND METHOD FOR DETERMINING THE PRESSURE IN A FLUID A method and an apparatus for determining a pressure (PProbe) of a fluid (Fprobe), comprising the steps of: a) providing a vacuum tight welded housing (10, 12); b) providing within the housing (10, 12) a first membrane (16) enc... | 12/23/2010 |
| 20100319459 | PRESSURE SENSOR WITH A DIAPHRAGM AND DEPTH GAUGE COMPRISING THE SAME The invention concerns a pressure sensor (5), particularly for a depth gauge (1), capable of having a high level of precision, owing to sufficient elastic deflection amplitude of the diaphragm (or membrane), while avoiding any risk of plastic deformation. ... | 12/23/2010 |
| 20100313652 | Microfluidic Measuring Tool to Measure Through-Silicon Via Depth A tool to measure the depth of one or more through-silicon vias, the tool fabricated in silicon to include a microfluidic chamber that is positioned over the one or more through-silicon vias, further including a fluid actuation chamber to inject fluid into the microflui... | 12/16/2010 |
| 20100310207 | OPTICAL MICROMACHINED PRESSURE SENSOR It is an objective of the present invention to provide a highly sensitive optical pressure sensor that uses a Mach-Zehnder Interferometer to measure pressure. The pressure sensor comprises a deflectable diaphragm including a substantially central boss and channel and an... | 12/09/2010 |
| 20100281990 | Low-Dead Volume Microfluidic Circuit and Methods A method is described for reducing a dead volume of a microfluidic circuit that includes, in one embodiment, a reservoir, an outlet, and a microfluidic flowpath fluidly connecting the reservoir and the outlet. The method includes providing a microfluidic flow component ... | 11/11/2010 |
| 20100275696 | Torque insensitive header assembly There is disclosed a high pressure sensing header which is relatively insensitive to mounting torque. Essentially the header consists of an outer torque isolating shell which has a “C” shaped cross section with the cylindrical shell surrounding an inner “H” sect... | 11/04/2010 |
| 20100229651 | COINTEGRATED MEMS SENSOR AND METHOD Described herein is a method for integrating MEMS with submicron semiconductor electrical circuits such as CMOS to provide more complex signal processing, on-chip calibration and integration with RF technologies. A MEMS sensor is provided having an upper layer, an insul... | 09/16/2010 |
| 20100224002 | Pressure Gage with Magnetically Coupled Diaphragm A gage having a motion detection mechanism magnetically attached to a pressure sensing diaphragm. The motion detection mechanism is magnetically coupled to a pointer rotation mechanism configured to indicate the position of the diaphragm and the corresponding pressure s... | 09/09/2010 |
| 20100077862 | Workpiece Composite and Use of the Workpiece Composite A workpiece composite includes a preform part and a gel accommodated in a recess in the preform, the recess being enclosed by at least one edge which serves as a creep barrier to prevent the gel from spreading. The at least one edge of the recess defines a termination p... | 04/01/2010 |
| 20100064816 | DIAPHRAGM STRUCTURE AND METHOD OF MANUFACTURING A DIAPHRAGM STRUCTURE In a particular embodiment, a process transmitter includes a corrosion resistive housing including a flange portion, where the corrosion resistive housing is formed from a first material. The process transmitter also includes an outer ring formed from a second material.... | 03/18/2010 |
| 20100058873 | SENSOR ASSEMBLAGE AND METHOD FOR MANUFACTURING A SENSOR ASSEMBLAGE A sensor assemblage, in particular a high-pressure sensor assemblage, includes a substrate element and a connector element, the substrate element comprising a sensor structure having a pressure-sensitive diaphragm and a cavity disposed in the region of the diaphragm, th... | 03/11/2010 |
| 20100037697 | PRESSURE SENSOR An apparatus for sensing pressure is provided comprising a housing, electronics, a pressure sensor and a secondary seal. The housing comprises an interior bore and a first end, with the interior bore forming an opening at the first end. The electronics may be disposed i... | 02/18/2010 |
| 20100037698 | PRESSURE-MEASURING DEVICE A pressure-measuring device is situated in a chamber of an internal combustion engine. The pressure-measuring device has a housing, a force-transmitting element that protrudes partly from the housing at a chamber-side opening of the housing, and a pressure sensor that i... | 02/18/2010 |
| 20100018318 | PRESSURE SENSOR A pressure sensor includes: a housing; a pressure receiver which seals an opening of the housing and transmits pressure from outside the housing to the inside of the housing; and a pressure sensing element having a pressure sensing portion and a pair of base portions wh... | 01/28/2010 |
| 20090308166 | Side collision detecting apparatus for vehicle A side collision detecting apparatus includes a pressure sensor disposed in a side door of a vehicle and including a diaphragm for detecting a pressure in the side door. The diaphragm has a pressure receiving surface configured to be distorted in accordance with a chang... | 12/17/2009 |
| 20090308165 | Pressure Sensor Unit Pressure sensor unit, in particular for a vehicle brake system, including a housing (2) in which at least one sensor element (1) is arranged which includes a deformation body (6) and at least one sensor means (7) arranged on the deformation b... | 12/17/2009 |
| 20090301210 | PRESSURE MEASURING TRANSDUCER A dry, front-flush, pressure measuring transducer, which enables reliable measurements over a large temperature range. The transducer includes: a process connection made of a stainless steel and serving for securing the pressure measuring transducer to a measuring site;... | 12/10/2009 |
| 20090301209 | Hydraulic pressure intermediary A hydraulic pressure intermediary includes: a platform, which has a bowl-shaped surface having an annular, platform-surface edge region, a platform-surface central region depressed relative to the platform-surface edge region and surrounded by the platform-surface edge ... | 12/10/2009 |
| 20090293624 | HYDRAULIC/PNEUMATIC CHARGING VALVE WITH INTEGRATED PRESSURE TRANSDUCER The present invention is a device that allows the pressure inside an aircraft landing gear shock strut to be measured. A charging valve is modified by integrating a small pressure sensing device into the stem of the part such that the active diaphragm is subjected to th... | 12/03/2009 |
| 20090266171 | PRESSURE SENSOR MODULE AND ELECTRONIC COMPONENT A pressure sensor module includes a pressure sensor, a bump, and a laminated substrate. The pressure sensor includes a semiconductor substrate; a cavity; a pressure-sensitive element; and a conductive section. The cavity is disposed inside the semiconductor substrate su... | 10/29/2009 |
| 20090266170 | PRESSURE SENSOR, MANUFACTURING METHOD THEREOF, AND ELECTRONIC COMPONENT PROVIDED THEREWITH A pressure sensor which includes: a semiconductor substrate; a first cavity portion that spreads out approximately parallel with one surface of the semiconductor substrate in the interior of a central region thereof; a diaphragm portion of a thin plate shape that is pos... | 10/29/2009 |
| 20090241677 | Pressure management arrangement A pressure measurement arrangement for measuring a line pressure of a product is described wherein product hold-up inside of disposable parts is minimized, comprising: a reusable pressure sensor comprising a measurement diaphragm, a fitting, the fitting comprising: a tu... | 10/01/2009 |
| 20090205431 | REINFORCED ELASTOMERIC DIAPHRAGM A diaphragm is provided that includes a plurality of zonal portions that define reinforced and non-reinforced areas of the diaphragm. A first zonal portion extends from a marginal edge portion toward a central portion and is formed of a fabric material. A second zonal p... | 08/20/2009 |
| 20090193903 | METHOD FOR SENSOR FABRICATION AND RELATED SENSOR AND SYSTEM A method includes forming multiple trenches in a first wafer, forming a sensor structure on a first surface of a second wafer, and bonding the first wafer and the second wafer. The method also includes etching a second surface of the second wafer to form a sensor diaphr... | 08/06/2009 |
| 20090151462 | PRESSURE DETERMINATION DEVICE AND METHOD FOR OPERATING A PRESSURE DETERMINATION DEVICE The invention relates to a pressure determination device for determining the pressure in a fuel storage arrangement, with a connection element for connecting the pressure determination device to the fuel storage arrangement, a first chamber, a connecting line for commun... | 06/18/2009 |
| 20090151463 | Non-contact pressure switch assembly A non-contact pressure switch assembly for sensing pressure in, e.g., a vehicle. A piston with integrated magnet in a sensor body is moved under fluid pressure to change a magnetic field in which a Hall sensor is disposed inside the sensor body. The field changes polari... | 06/18/2009 |
| 20090126498 | Pressure sensor device The invention relates to a pressure sensor device comprising a membrane body in the form of a membrane whose first side is exposed to a working medium whereas the second side thereof is arranged oppositely to the first side. The inventive device also comprises at least ... | 05/21/2009 |
| 20090120194 | SILICON PRESSURE SENSOR A diaphragm for a pressure sensor includes a central portion having a primary thickness and a surrounding secondary portion having a secondary thickness greater than the primary thickness. The pressure sensor includes the diaphragm, a fluid conduit capped by the diaphra... | 05/14/2009 |
| 20090118667 | METHOD AND DEVICE FOR IDENTIFYING A CHANGE IN PRESSURE IN THE LIQUID PATH OF A MICRODOSING DEVICE An insulin pump and an infusion set adapter having a membrane which can be acted upon by a liquid flow path associated with the pump, wherein the pump comprises a sensor by which a change in shape or location of at least a portion of the membrane caused by a change in t... | 05/07/2009 |
| 20090107245 | Pressure gauge with hydraulic pressure transmission A pressure gauge, or transducer, for high-temperature applications, comprising a sensor module with a sensor body having a measuring cell chamber containing a pressure measuring cell. The pressure measuring cell can be subjected to the action of a pressure via a first h... | 04/30/2009 |
| 20090090188 | Pressure measuring manometer with alignment spur A measuring device for detecting and indicating changes in fluid pressure of a test environment relative to ambient fluid conditions, wherein the measuring device includes a linear gear rack having an alignment spur, an indicator needle associated pinion gear, calibrate... | 04/09/2009 |
