Patents for G01L 1 - Measuring force or stress, in general (22,371)
10/2002
10/03/2002WO2002077593A1 Capacitive dynamometer
10/03/2002WO2002077591A1 Stress sensor
10/03/2002WO2002077575A1 A multi-fiber optic 2d-array device for sensing and localizing environment perturbation using speckle image processing
10/03/2002WO2002048669A8 Span and null shift temperature compensated thin filn strain gauge bridge by series resistance
10/03/2002WO2002042237A3 Coated optical fibers
10/03/2002US20020139919 Multi-fiber optic 2D-array device for sensing and localizing environment perturbation using speckle image processing
10/03/2002US20020139203 Load cell
10/03/2002CA2441268A1 Stress sensor
10/02/2002EP1244383A1 Device for in vivo measurement of pressures and pressure variations in or on bones
10/02/2002EP0806277B1 Method and apparatus for zero adjustment of pressure detector in injection molding machine
10/02/2002DE10129554A1 Measurement transducer for detecting forces in safety belts has belt direction changing bearer parallel to load pick-up bearers with deflecting edges at distance above load pick-up bearers
10/02/2002DE10114218A1 Verfahren und Vorrichtung zur Auswertung von Signalen magnetoelastischer Sensoren Method and device for evaluating signals of magneto-elastic sensors
10/02/2002DE10113474A1 Elektrische Schaltung Electrical circuit
10/02/2002CN2514326Y Sensing chip for sensor
10/01/2002US6458698 Controlled-stress stable metallization for electronic and electromechanical devices
10/01/2002US6457359 Apparatus and methods for measuring stress in a specimen including a thin membrane
09/2002
09/26/2002WO2002075259A1 Plate for a force transducer and force transducer
09/26/2002US20020134167 Strain gage sensor having an unstrained area
09/26/2002US20020134166 Force transducer with environmental protection
09/26/2002DE10114666A1 Differential pressure sensor used in washing machines or dishwashers comprises a membrane which supports a conversion unit separated from the medium by a coating
09/26/2002DE10114665A1 Pressure sensor for determining absolute or relative pressure comprises a coating applied onto a conversion device on a membrane in a sputter, plasma coating, dip coating, and/or film coating process step
09/25/2002EP1243905A1 Method and apparatus for evaluating signals from a magnetoelastic sensor
09/25/2002EP1242797A1 Actuator-integrated force sensor
09/25/2002EP1242796A1 Tactile sensor having a pressure-dependent contact resistance between two conductive workpieces
09/25/2002EP0990126B1 Pressure sensor
09/19/2002WO2002073147A1 Electrical capacitance sensor
09/19/2002WO2002035191A9 Method and device for the hysteresis correction of measured values for sensors with extensometers
09/19/2002US20020133310 Wireless input apparatus and method using a three-dimensional pointing device
09/19/2002US20020131036 Devices and methods for measuring residual stress in a membrane region of a segmented reticle blank
09/19/2002US20020130756 Electrical circuit
09/19/2002US20020129658 Pressure distribution image analysis process
09/19/2002DE10111541A1 Magnetoelastic force measurement ring, e.g. for use with vehicle braking systems, operates according to the cross-ring induction principal and has an additional coil to compensate for temperature variations
09/18/2002EP1241615A2 Wireless input apparatus and method using a three-dimensional pointing device
09/18/2002EP0940004B1 Apparatus for tracking resonant frequency
09/18/2002EP0840883B1 Force sensors with segmental electrodes
09/18/2002EP0797758B1 Integrated resonant microbeam sensor and transistor oscillator
09/18/2002CN1091252C Six-way force and moment sensor with elastic hinge
09/18/2002CN1091251C Quartz resonnance type force sensor with changeable range design
09/17/2002US6450046 Pressure sensitive switch and seating detector having the same
09/17/2002US6450040 Semiconductor force/torque sensor
09/17/2002US6450038 High-precision pressure sensor
09/17/2002US6450037 Non-intrusive fiber optic pressure sensor for measuring unsteady pressures within a pipe
09/17/2002US6450032 Vibrating beam force sensor having improved producibility
09/17/2002US6450027 Device for determining a strength profile of a human limb
09/12/2002WO2002071018A1 Force sensor device
09/12/2002WO2002070917A1 Braking force measurement
09/12/2002WO2002070906A1 Connecting element
09/12/2002US20020126944 Apparatus and method for measuring residual stress and photoelastic effect of optical fiber
09/12/2002US20020126101 Detector constructed from fabric having planes with differing conductance
09/12/2002US20020126100 Detector constructed from fabric using measured current to determine pressure
09/12/2002US20020126004 Active magnetostrictive sensor for automotive horn or occupant weight sensor
09/12/2002US20020125791 Double resonating beam force transducer with reduced longitudinal pumping
09/12/2002US20020124657 Load sensing by partial magnetic saturation
09/12/2002US20020124645 Fluid-load measurement by magnetic excitation and vibration sensing of a fluid-load-sensitive diaphragm
09/12/2002DE10111020A1 Verbindungselement Connecting element
09/11/2002EP1239267A2 Liquid level measurement by magnetic excitation and vibration sensing
09/11/2002EP0981740B1 Method for residual stress measuring
09/11/2002CN2510841Y Variable measuring range stressing mechanism for force cell
09/11/2002CN2510840Y Single-string respective tension anchoring test apparatus of multi-string steel strand-cable prestressed anchoring rope
09/10/2002US6448789 Detector device
09/10/2002US6448621 Sensor apparatus using an electrochemical cell
09/10/2002US6448551 Fiber Bragg grating sensor system having enhanced strain-to-wavelength responsivity by using a spectral beating based vernier effect
09/06/2002WO2002069295A1 Magnetostrictive sensor for horn or weight sensor
09/06/2002WO2002068944A1 Method and apparatus for measuring physical properties of micro region
09/06/2002WO2002068925A1 Pressure sensitive paint system control
09/06/2002WO2002068921A2 Patient monitoring system employing array of force sensors on a bedsheet or similar substrate
09/06/2002WO2002068920A1 Device for measuring pressure inside an enclosure and method using same
09/06/2002WO2002037053A3 Temperature insensitive fiber-optic torque and strain sensor
09/05/2002US20020123421 Ceramic piezoelectric and devices using the piezoelectric
09/05/2002US20020121146 Textile-like capacitive pressure sensor and method of mapping the pressure exerted at points of a surface of a flexible and pliable object, particularly of a sail
09/05/2002DE10109121A1 Measurement of shear stress associated with measurement of forces caused by loading of rollers, axles or shafts using a force sensor arrangement with strain gauges arranged along a dividing wall of a force transmission component
09/05/2002DE10107832A1 Measurement of pressure exerted by a support corset on its wearer, so that pressure sores and open wounds can be avoided, using a flexible pressure measurement pad
09/04/2002EP1236546A2 Gripper movement control method and apparatus
09/04/2002CN1367376A Intelligent bituminous concrete sensor
09/03/2002US6444543 Forming semiconductor chips surrounded by peripheral grooves for separating into individual pieces on substrate surface, pasting protecting sheet on surface so sheet is bent along and adheres to bottom walls of grooves, dicing along grooves
09/03/2002US6444487 Flexible substrate supporting the strain sensing element. the strain sensing element is made of single crystal or polycrystalline semiconducting material.
09/03/2002US6442812 Method of manufacturing a piezoelectric torque sensor
08/2002
08/29/2002WO2002066239A1 Measurement method and system in the manufacture of paper or paperboard
08/29/2002WO2001006222A9 Use of multi-layer thin films as stress sensors
08/29/2002US20020117608 Fiber bragg grating strain sensor with arc configuration
08/29/2002US20020117001 Gravity device
08/29/2002DE10155082A1 Erfassungsvorrichtung für eine physikalische Größe mit Temperaturkompensation Detection apparatus for a physical quantity with temperature compensation
08/28/2002EP1234161A2 Fiber bragg grating sensor
08/28/2002EP1234158A1 Distortion detector
08/27/2002US6442316 Stress sensor based on periodically inserted color-changing tactile films to detect mishandling of fiber optic cables
08/27/2002US6441716 Semiconductor piezoresistor
08/22/2002WO2002065487A1 Resistor element, stress sensor and method for manufacturing them
08/22/2002WO2002065181A2 Optical waveguide bragg grating system
08/22/2002WO2002012843A3 High and low frequency band dual output transducer
08/22/2002US20020112545 Pressure sensitive paint system control
08/22/2002US20020112544 Methods and apparatus for measuring stress of membrane regions of segmented microlithographic mask blanks
08/22/2002DE10104659A1 Meßverfahren und -Vorrichtung für Werkzeugmaschinen Measuring method and apparatus for machine tools
08/21/2002EP1232669A1 Electromechanic film and acoustic element
08/21/2002CN1365501A Conductive structures
08/21/2002CN1365442A Device for measuring the contact pressure of a winding press element in an output transformer
08/21/2002CN1089435C Ultrasonic load indicating member with sensor
08/20/2002US6437258 Detector constructed from fabric having planes with differing conductance
08/20/2002US6435034 Piezo-electric stretching detector and method for measuring stretching phenomena using such a detector
08/20/2002US6435029 Low metalization creep sensor
08/15/2002WO2002063262A1 Longitudinally-magnetised transducer element