Patents for G01L 1 - Measuring force or stress, in general (22,371)
08/2002
08/15/2002WO2002063261A2 Electronic pressure sensitive transducer apparatus and method for manufacturing same
08/15/2002WO2001038827A9 Fiber bragg grating sensor
08/15/2002US20020109081 Measuring system with comb filter interferometer and multiplexer
08/14/2002EP1230621A1 A method of touch control of an input device and such a device
08/14/2002EP1230531A1 Method of manufacturing a fibre-optical strain-gauge and strain-gauge manufactured by said method
08/14/2002EP0895070B1 Mounting structure for a vehicle load measuring sensing element
08/14/2002DE10105298C1 Radlagereinheit zum Messen der Kontaktkräfte zwischen Reifen und Straße Wheel bearing unit for measuring the contact forces between tire and road
08/14/2002CN2505821Y Sensor for measuring polish rod load
08/14/2002CN2505820Y Portable foot bottom stress indicator
08/14/2002CN1363830A Rotary cantilever type forcementer and its method for measuring pull force of rope
08/14/2002CN1363829A Vertical loading wheel tester for asphlat pavement
08/14/2002CN1089161C Sensor and method for inspecting physic status
08/13/2002US6431007 Optical method for measuring poisson's ratio
08/08/2002WO2002061383A1 Triangular chip strain sensing structure and corner,edge on a diaphragm
08/08/2002WO2002061382A1 A capacitive force-sensing transducer with a deformable support
08/08/2002US20020107657 Apparatus for measuring a contact pressure of a winding compression element in a power transformer
08/08/2002US20020104382 Force sensor
08/08/2002US20020104381 Strain gauge with resonant light modulator
08/08/2002US20020104373 Foreign material detector for sliding door and detecting method thereof
08/08/2002US20020104369 Electronic pressure sensitive transducer apparatus and method for manufacturing same
08/07/2002EP1228352A1 Arrangement of a force sensor in a housing
08/07/2002CN1088837C Method and apparatus for obtaining data on strain-stress relation of test piece of green sand molds
08/07/2002CN1088833C Embedded optical sensor capable of strain and temperature measurement using single diffraction grating
08/06/2002US6430475 Pressure-distribution sensor for controlling multi-jointed nursing robot
08/06/2002US6429421 Flexible fiber optic microbend device, with interlocking flexible fibers, sensors, and method use
08/06/2002US6427540 Pressure sensor system and method of excitation for a pressure sensor
08/01/2002WO2002033371A3 Pressure sensor
08/01/2002WO2001027557A9 Real-time interferometric deformation analysis
08/01/2002US20020102743 Apparatus and method for visually identifying micro-forces with a palette of cantilever array blocks
08/01/2002US20020100333 Sensor with fluid isolation barrier
08/01/2002US20020100325 Apparatus for tracking resonant frequency
08/01/2002DE10154231A1 Nachweiseinheit für die Belegung eines Kraftfahrzeugsitzes durch einen Passagier und damit ausgerüsteter Kraftfahrzeugsitz Detection unit for the occupation of a motor vehicle seat by a passenger and thus equipped motor vehicle seat
08/01/2002DE10101973A1 Kraftsensor zur Messung einer Kraft im Kraftfluss Force sensor for measuring a force in the power flow
07/2002
07/31/2002EP1226403A1 Method and device for real time non-destructive determination of residual stresses in objects by optical holographic interferometry technique
07/31/2002CN1088512C Thick film micropressure sensor and making method thereof
07/30/2002CA2041533C Non-reversing load detector, for a reciprocating element
07/25/2002WO2002057732A2 Characterization of compliant structure force-displacement behaviour
07/25/2002WO2002057729A1 State identification of electrically conductive oblong tensioning elements using resonance frequencies and a computer program
07/25/2002WO2002057728A1 Double resonating beam force transducer with reduced longitudinal pumping
07/25/2002WO2002057711A1 Method and device for evaluating deformations and forces
07/25/2002US20020097039 Strain gauge and method
07/25/2002US20020096373 Detector constructed from fabric
07/24/2002EP0805946B1 Apparatus for microindentation hardness testing and surface imaging incorporating a multi-plate capacitor system
07/23/2002US6424922 Ultrasonic stress measurement using the critically refracted longitudinal (LCR) ultrasonic technique
07/23/2002US6424149 Nondestructive fatigue test method for ferromagnetic construction materials
07/23/2002US6423564 Force-sensing transducers, accelerometers, rate sensors, methods of forming force-sensing transducers, and methods of forming vibrating-beam force transducers
07/23/2002US6422096 Load cell
07/23/2002US6422088 Sensor failure or abnormality detecting system incorporated in a physical or dynamic quantity detecting apparatus
07/23/2002US6422084 Bragg grating pressure sensor
07/23/2002US6422077 Ultrananocrystalline diamond cantilever wide dynamic range acceleration/vibration/pressure sensor
07/18/2002WO2001067058A8 Method and device for measuring the moment acting upon a component
07/18/2002US20020094701 Stretchable interconnects using stress gradient films
07/18/2002US20020094372 Applying a first sol for forming the piezoelectric film on a substrate having the lower electrode, to form a lower film, applying second sol having greater lead content than first sol to form upper film, heat treating the films
07/18/2002US20020092976 Patch type optical fiber sensor
07/18/2002US20020092361 Transverse force sensor insensitive to bending and torsional moments
07/18/2002US20020092358 Magnetostrictive stress sensor
07/18/2002US20020092356 Pressure sensor and manufacturing method thereof
07/18/2002DE10151561A1 Force sensor for a motor vehicle for determination of an axially directed force, e.g. the force applied to a braking caliper, has a sensor ring that can be placed between force applying and receiving components without clamping
07/17/2002EP1223420A2 Pressure sensor and manufacturing method thereof
07/17/2002EP1223418A1 Apparatus and method for measuring residual stress and photoelastic effect of optical fiber
07/17/2002CN1358990A Magnetic-sensitive detecting method for judging oil well steel sleeve stress distribution
07/17/2002CN1087831C Stress glass expansion meter
07/17/2002CN1087830C Computerized pressure tester
07/16/2002US6420956 Detection device in which output varies with amount by which elastically deformable contact element is pressed
07/16/2002US6420819 Packaged strain actuator
07/11/2002WO2002054031A1 Sensor for determining the state of parameters on mechanical components while using amorphous carbon layers having piezoresistive properties
07/11/2002US20020088283 Load sensor, pinch detection apparatus and load detection apparatus
07/10/2002EP1221705A2 Load sensor, pinch detection apparatus and load detection apparatus
07/10/2002CN2499815Y Force sensor
07/09/2002US6418260 Optical fiber and fiber-optic sensing system using the same
07/09/2002US6417678 Bridge circuit for detector
07/09/2002US6417663 Detecting physical objects states using electromagnetic sensors
07/09/2002US6417507 Modulated fibre bragg grating strain gauge assembly for absolute gauging of strain
07/04/2002WO2002052235A2 Use of multi-layer thin films as stress sensors
07/04/2002WO2002052228A1 Temperature-compensated sensor
07/04/2002US20020086460 Pressure transducer employing on-chip resistor compensation
07/04/2002US20020083783 Anthropomorphic dummy head for use in vehicle crash test
07/04/2002US20020083776 Physical quantity detection device with temperature compensation
07/04/2002US20020083578 Load cell and method of producing the same
07/03/2002EP1219940A2 Capacitive pressure sensors
07/02/2002US6412357 Motor vehicle seat with integrated occupation detector
07/02/2002US6412131 Microelectromechanical mechanisms for real-time mechanical vibration signature monitoring and analysis
06/2002
06/27/2002WO2002050503A1 Measurement of stress in a ferromagnetic material
06/27/2002WO2001092843A3 Reflective strain gauge and polarization-sensitive device
06/27/2002US20020081082 Stress sensor based on periodically inserted color-changing tactile films to detect mishandling of fiber optic cables
06/27/2002US20020078763 Pressure sensor
06/27/2002US20020078762 Load sensor employing a crystal unit
06/27/2002US20020078759 Apparatus and method for ultrasonic stress measurement using the critically refracted longitudinal ( lcr ) ultrasonic technique
06/27/2002US20020078758 Pressure sensitive sensor
06/27/2002US20020078756 Pressure sensors
06/26/2002EP1217350A1 Stress sensor based on periodically inserted color-changing tactile films to detect mishandling fiber optic cables
06/26/2002EP1216402A1 System and method for measuring stress in an optical fiber
06/26/2002EP1216400A1 Load cell apparatus
06/26/2002CN1355422A Pressure sensor and its planar compound differnetiating method
06/26/2002CN1355421A Magnetic detection method for stress distribution
06/25/2002US6411107 Capacitance type sensor
06/25/2002US6408688 Heavy truck brake system using instrumented anchor pins
06/25/2002CA2040143C Strain gage assembly for measuring excessive tensile strain of a flexible elongated member, such as a steel structural cable, or an electrical transmission cable, or a glass fiberoptic communication cable, which may slightly twist under tensile strain
06/20/2002WO2002048669A1 Span and null shift temperature compensated thin filn strain gauge bridge by series resistance
06/20/2002US20020073785 Use of multi-layer thin films as stress sensors