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A forehead support apparatus for resting a standing users forehead against a wall above a bathroom commode or urinal or beneath a showerhead.
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| Number | Title | Issue Date |
| 8156817 | Pressure detection device Provided is a pressure detection device capable of easy installation and removal of a sensor in/from a diaphragm, measurement of a pressure in a wide rage, and manufacture at a low cost while reducing a size. A sensor part (A) has: a magnet (12) being applied... | 04/17/2012 |
| 7395717 | Flexible capacitive sensor The invention relates to a flexible, resilient capacitive sensor suitable for large-scale manufacturing. The sensor comprises a dielectric, an electrically conductive layer on the first side of the dielectric layer, an electrically conductive layer on a second side ... | 07/08/2008 |
| 7343809 | Method and device for determining the pressure in pipes In a method for determining the absolute pressure in pipes through which there is a fluid flow, in particular injection lines in diesel-operated internal combustion engine, a first signal from a first pressure sensor is detected. This first signal is integrated. The... | 03/18/2008 |
| 7325458 | Peak contact pressure sensor system (PCPSS) and smart brain retractor system (SBRS) A peak contact pressure sensor system comprising: at least one channel comprising a wall, wherein the wall is configured to deform upon engagement with a force or pressure which exceeds a threshold level, and further wherein the ch... | 02/05/2008 |
| 7320249 | Magnetically attracted inspecting apparatus and method using a fluid bearing An apparatus and method for inspecting a structure are provided which include probes with sensing elements and are disposed proximate opposite surfaces of a structure, where only one of the probes need be driven. A tracking probe may be magnetically coupled to a dri... | 01/22/2008 |
| 7319411 | Network of sensor nodes assemblies and method of remote sensing within liquid environments A network of remote sensing node assemblies, a first and second of which each has a sensor element, as well as associated technique and program code for transmitting information collected about a liquid environment. The network provides the capability of sensing the... | 01/15/2008 |
| 7302829 | Contactless humidity/chemical vapor sensor device and associated method of fabrication The invention provides a contactless sensor device operable for sensing water vapor or a predetermined chemical vapor including a thin film, wherein the thin film includes a nanostructured sensing layer and a soft magnetic layer disposed directly adjacent to the nan... | 12/04/2007 |
| 7261005 | Magneto-elastic resonator torque sensor A magneto-elastic torque sensor and system include a substrate and a magneto-elastic sensing component formed from or on the substrate. The magneto-elastic sensing component and the substrate together form a magneto-elastic torque sensor, which when subject to a str... | 08/28/2007 |
| 7228742 | Pressure measuring system for vacuum chamber using ultrasonic wave Disclosed is a pressure measuring system for a vacuum chamber, in particular, a pressure measuring system for a vacuum chamber using ultrasonic wave. In this regard, there is provided a pressure measuring system for a vacuum chamber using ultrasonic wave, comprising... | 06/12/2007 |
| 7219552 | Scalable high sensitivity magnetostrictive pressure sensor A pressure sensor 10 includes a casing 12 configured to be able to be filled with a fluid 16 such as a liquid or a gas, in which at least part of a surface contacting this fluid 16 is formed of a giant magnetostrictive member 18 ma... | 05/22/2007 |
| 7212895 | Magnetic sensor A magnetic flux is sensed within a gap at a first location between two portions of a vehicle body/structure and a signal generated responsive thereto controls an element of the vehicle, wherein the magnetic flux is responsive to a disturbance of the vehicle body/str... | 05/01/2007 |
| 7209844 | Magnetic crash sensor A first magnetic field generated by a first coil operatively associated with a first portion of a vehicle interacts with at least one conductive element operatively associated with or at least a part of a second portion of the vehicle so as to generate an eddy curre... | 04/24/2007 |
| 7190161 | Magnetic sensor A coil is operatively associated with a magnetic circuit of a vehicle body, and is adapted to cooperate with a time-varying magnetic flux in the vehicle body that is responsive to a condition of the vehicle body sensed by the magnetic sensor. An electrical circuit i... | 03/13/2007 |
| 7180285 | Electrodynamic position transducer with electronic memory means The transducer (1) comprises: a rigid casing (2–4) in which a membrane (5) is clamped which, together with a portion of the casing (2–4), defines at least one chamber (6, 7) of variable volume; at least one winding (14);... | 02/20/2007 |
| 7165461 | Pressure gauge having dual function movement plate A pressure gauge comprising a stem having an inlet at which pressure is sensed. A Bourdon tube is coupled to the stem and is displaceable in response to pressure changes at the inlet. A movement comprising a movement plate conducts displacement of the Bourdon tube t... | 01/23/2007 |
| 7159468 | Fiber optic differential pressure sensor A fiber optic differential pressure sensor. In a described embodiment, a differential pressure sensor system for use in a subterranean well includes a fluid property sensing housing having a flow passage formed therethrough. A differential pressure sensor has an opt... | 01/09/2007 |
| 7137304 | Pressure sensor The pressure sensor of the invention, with an internal hydraulic system for pressure transfer, has a seal enabling an exact fill volume for the hydraulic system. The pressure sensor includes: a platform; at least one separating membrane, which, with the platform, en... | 11/21/2006 |
| 7114396 | Pressure sensor A pressure sensor has a sensing unit and a pressure transmitting rod housed in a case, and a pressure receiving diaphragm. The case has a sensing unit housing portion and a pipe portion that extends from the sensing unit housing portion in a form of a pipe. The pipe... | 10/03/2006 |
| 7113876 | Technique and electronic circuitry for quantifying a transient signal using threshold-crossing counting to track signal amplitude Circuitry adapted for carrying out associated techniques for: (a) calculating a damping factor, e.g., a damping ratio represented by ζ, or a quality factor Q, where ζ≈1/2Q, for a transient signal received, having been emitted from a resonator-type sensor element... | 09/26/2006 |
| 7113874 | Magnetic crash sensing method A signal generated responsive to a magnetic field in a magnetic circuit is decomposed into first and second filtered signals, wherein, at at least one first frequency, a magnitude of a component of the first filtered signal is greater than that of the second filtere... | 09/26/2006 |
| 7104137 | Magnetostrictive fluid-pressure sensor A magnetostrictive fluid-pressure sensor includes annular inner and outer cylinders, a first connector, annular second and third connectors, and first and second coils. The inner cylinder surrounds a fluid-receiving bore. At least one of the cylinders is a magnetost... | 09/12/2006 |
| 7104178 | Active armor including medial layer for producing an electrical or magnetic field An active armor system, which includes a first armor layer and a second armor layer. An interior space is interposed between the first and second armor layer. A third layer is also positioned preferably adjacent to and on the inner side of the first layer. This thir... | 09/12/2006 |
| 7073397 | Magnetoresistive semiconductor pressure sensors and fingerprint identification/verification sensors using same The invention provides an apparatus for sensing pressure that comprises a substrate and a sensor formed on the substrate. The sensor is adapted to sense pressure applied thereto and includes a support structure smaller than the substrate to result in a cavity above ... | 07/11/2006 |
| 7074191 | Method and device for non-intrusive measurement of blood pressure in a circuit of a dialysis machine A method for the non-intrusive measurement of blood pressure in a circuit of a dialysis machine, using a device provided with a sleeve forming a portion of the blood circuit and having at least one part which moves according to the pressure difference between the in... | 07/11/2006 |
| 7059194 | Pressure fault device The invention involves a pressure fault device for indicating a threshold pressure or a threshold differential pressure. The present invention provides a cost effective way to determine where a pressure problem has occurred. The device includes a housing having at l... | 06/13/2006 |
| 6977615 | Microstrip antenna for RF receiver An antenna arrangement for a RF (radio frequency) signal, has: printed circuit board having first and second opposed sides; a ground plane formed on the first side of the printed circuit board; a circuit disposed on the second side of the printed circuit board; and ... | 12/20/2005 |
| 6972560 | Method for detecting a change in permeability of a magnetostrictive object A method for detecting a change in permeability of a magnetostrictive object due to a change in strain. At least one first coil and at least one second coil are obtained and positioned such that magnetic flux lines induced by an electric current in the first coil(s)... | 12/06/2005 |
| 6933932 | Acoustic wave sensor with EMAT drive An acoustic wave sensor includes an electromagnetic acoustic transducer to generate a resonant acoustic wave substantially trapped in an acoustic wave cavity. The acoustic wave cavity is defined by a radially symmetric raised surface. The electromagnetic acoustic tr... | 08/23/2005 |
| 6910382 | Sensors based on giant planar hall effect in dilute magnetic semiconductors Ferromagnetic semiconductor-based sensor devices, including sensors for detecting pressure changes and sensors for detecting magnetic fields, such as switching events in a magnetic recording medium. The pressure sensors of the present invention detect pressure chang... | 06/28/2005 |
| 6889555 | Magnetoresistive semiconductor pressure sensors and fingerprint identification/verification sensors using same An alternate method of designing and manufacturing a semiconductor pressure sensor inherently allows for significantly improved sensitivity, thereby allowing miniaturization of the sensor. As a result, the design lends itself to arranging the pressure sensors using ... | 05/10/2005 |
| 6854335 | Magnetically coupled tire pressure sensing system A tire pressure reporting and warning system employs low-cost passive magnetically coupled pressure senders within the tires. These senders employ permanent magnets that rotate in response to pressure and may conveniently be mounted on the valve stem. A sender compr... | 02/15/2005 |
| 6782753 | Thermodynamic pressure/temperature transducer health check A device and procedure for checking the health of a pressure transducer in situ is provided. The procedure includes measuring a fixed change in pressure above ambient pressure and a fixed change in pressure below ambient pressure. This is done by first sealing an en... | 08/31/2004 |
| 6694822 | Use of multi-layer thin films as stress sensor The present invention provides a pressure sensing device that includes at least one GMR sensor, and preferably an array of GMR sensors, with each GMR sensor having a conducting spacer layer interposed between two ferromagnetic layers. In an unbiased state... | 02/24/2004 |
| 6626045 | Pressure measurement device A pressure measurement device comprising a housing enclosing an elastic pressure measurement element and a magnet attached to the measurement element. First and second Hall sensors operatively positioned near the magnet are connected to an electrical circ... | 09/30/2003 |
| 6591688 | Load sensing by partial magnetic saturation A load applied to a load cell's load-bearing member (21) causes that member to move against the force applied by springs (28 and 30) and thereby bring a magnet (24) into closer proximity to the ferromagnetic core (12) of a coil (10). Acting across a small... | 07/15/2003 |
| 6581470 | Inductive pressure transducer The transducer (1) includes a support structure (2, 3) in which a metal body (8) is mounted, having a flat surface (8a) and on the opposite side a cavity (8b) for exposure to a pressure to be transduced. A thin wall (8c), resiliently deformable like a mem... | 06/24/2003 |
| 6539806 | Fluid-load measurement by magnetic excitation and vibration sensing of a fluid-load-sensitive diaphragm Magnetic force from a momentarily excited coil (34) results in oscillatory flexure of a flexible diaphragm (30) loaded on one side by a liquid (10) whose level is to be measured. A permanent magnet (42) mounted on the diaphragm (30) so moves with diaphrag... | 04/01/2003 |
| 6532822 | Resonant torsion pendulum pressure sensor A pressure responsive mechanically resonant sensor device is provided that comprises a torsion pendulum driven at resonance. The pressure sensor includes a rigid frame to which is affixed a torsion pendulum comprising a hollow tube and a resonant mass as ... | 03/18/2003 |
| 6496019 | Temperature compensated pressure sensor network A temperature compensated pressure sensor network for providing an output sensing signal representative of an applied pressure includes a reference oscillator circuit for providing a reference signal having an associated reference frequency. The oscillato... | 12/17/2002 |
| 6484586 | Differential pressure transducer A differential pressure transducer has a measurement chamber which is divided by a membrane into first and second measurement spaces which can be exposed to first and second pressures whereby differential pressure causes deflection of the membrane from it... | 11/26/2002 |
