Patents for G01L 1 - Measuring force or stress, in general (22,371)
12/1993
12/22/1993CN1079821A Opitical force transducer based on a fabry-perot resonator
12/21/1993CA2017776C Strain gange weighing device
12/16/1993DE4319272A1 Formation of magnetostrictive film for surface of expansion detector - forming alloy film and scanning with overlapping high energy density beam
12/15/1993EP0573808A2 Force tranducer
12/15/1993EP0573806A1 Precision balance
12/15/1993EP0573765A1 Method and device for monitoring the change of movement of items or parts of the human body
12/15/1993CN2149616Y Sensing device for measuring muscle force
12/14/1993US5270781 Method of determining shear stress employing a monomer-polymer laminate structure
12/14/1993US5269311 Method for compensating errors in a pressure transducer
12/14/1993US5269185 Sensor for measuring a physical parameter
12/14/1993CA1325114C Sensors
12/09/1993WO1993024992A1 Digital transducer system
12/08/1993EP0572481A1 A load cell and a brake arrangement provided therewith.
12/07/1993USH1269 Multiple acousto-optic q-switch
12/07/1993US5267476 Strain detector
12/02/1993DE4237072C1 Resistive film pressure or force sensor for indicating occupation of vehicle seat - has conductive paths for providing series of meandering interdigitated local area transducer electrodes on polymer and semiconductor substrate.
12/01/1993EP0572349A1 Combined force-, strain and sound emission transducer
11/1993
11/30/1993US5265479 Micro resonator
11/25/1993DE4216551A1 Non destructive detection of material and component defects - subjecting object to two different time-displaced load conditions and forming interference patterns using incident coherent radiation and superimposed reference beam on CCD photodetector.
11/24/1993EP0571107A1 Optical force transducer based on a Fabry-Perot resonator, with a sweeping Fabry-Perot resonator as an element of the transducing part
11/24/1993EP0571106A1 Optical force transducer based on a fabry-perot resonator
11/24/1993CN2147522Y Insulating film composite high polymer sensor
11/24/1993CN2147521Y Capacitor torque sensor
11/24/1993CN2147520Y Two-direction pull press force measuring meter
11/23/1993US5263375 Contact detector using resistance elements and its application
11/23/1993CA1324506C Torque wrench with measurements independent of hand-hold position
11/23/1993CA1324497C Compact force transducer with mechanical motion amplification
11/11/1993WO1993022624A1 Optical displacement sensor
11/11/1993WO1993022183A1 Fifth wheel coupling
11/11/1993DE4215258A1 Sensor, e.g. for measuring gas flow - has elastically deflectable flexural measurement and reference springs, e.g. with capacitive detection
11/10/1993EP0568972A2 Magnetoelastic force transducer
11/10/1993EP0419611B1 Process for producing a sensor for the measurement of compressive forces
11/10/1993CN2145994Y Electronic digital display pressure relay
11/09/1993US5260566 Self-powered fiber optic microbend sensors
11/09/1993US5259253 Dynamometer with parallel guide
11/09/1993US5259252 Apparatus for measuring forces on a fishing rod
11/06/1993WO1993022634A1 Idler station arrangement for a scale apparatus
11/06/1993CA2129438A1 Idler station arrangement for a scale apparatus
11/04/1993DE4214697A1 Electrical sensor component for measuring rotation, torsion, flexing and displacement - comprises deformable flexible housing contg. fluid electrolyte and electrical resistance having known value in undeformed state when current passes from external circuit through electrolyte.
11/03/1993EP0568068A2 Force measuring device
11/03/1993EP0527135A4 Method and apparatus for structural actuation and sensing in a desired direction
11/02/1993US5257549 Variable range load cell system and method of application
11/02/1993CA1323773C Driving wheel for a bicycle or the like, including a sensor for measuring the transmitted torque, and a bicycle equipped with such a wheel
10/1993
10/27/1993EP0566862A1 Method and apparatus for detection of failed fuel rods by the use of acoustic energy wave attenuation
10/27/1993EP0457868B1 Arrangement for processing sensor signals
10/27/1993EP0192659B1 Distributed, spatially resolving optical fiber strain gauge
10/26/1993US5257088 Apparatus and method for nondestructive inspection of a vehicle
10/20/1993CN1077536A Noise eliminating method for acoustic attenuator
10/19/1993US5254854 Scanning microscope comprising force-sensing means and position-sensitive photodetector
10/19/1993US5253656 Apparatus and method for monitoring contact pressure between body parts and contact surfaces
10/14/1993WO1993020422A1 Micromachined sensor device
10/14/1993WO1993020419A1 Photoelastic stress analysis
10/14/1993WO1993020418A1 Electronic force sensing load cell
10/14/1993WO1993020417A1 Temperature compensation for a force or pressure sensor
10/14/1993WO1993020413A1 Load cell
10/13/1993EP0565462A1 Improvements to pendular micro-sensors having force-feed-back
10/13/1993EP0565124A1 Procedure and circuit for the electrical compensation of temperature-effects on the measured signal of a mechanical-electrical measuring transducer
10/12/1993US5251493 Load cell for well tubulars or the like
10/06/1993EP0564366A1 Fiber optic strain detector
10/06/1993EP0564034A2 Process and apparatus for the absolute and independent measurement of mechanical and thermal magnitudes that act simultaneously on an optical fibre
10/06/1993CN1077025A Electronic force sensing load cell
10/06/1993CN1077024A Load cell
10/05/1993US5250802 Fiber optic stress sensor for structural joints
10/05/1993US5250762 Load cell housing having tiltable contact bodies on opposite sides thereof
10/05/1993US5249468 Pressure sensor for detecting the pressure in the combustion chamber of internal combustion engines
09/1993
09/30/1993WO1993019472A1 Method and apparatus for detection of failed fuel rods by the use of acoustic energy wave attenuation
09/30/1993WO1993018709A1 Dental force transducer
09/30/1993DE4209661A1 Permanent monitoring for cracks in pre-stressed concrete structures - applying electrically conducting films to structure and monitoring electrical resistance
09/30/1993DE4209491A1 Contactless measurement of static and dynamic deformation of micro-mechanical structures eg bridge or membrane - projecting laser line pattern perpendicular and at angles to surface and evaluating surface lines in real=time
09/29/1993EP0562891A1 Optical fiber support for pressure detector
09/29/1993EP0562031A1 Microdevice for sensing or applying a force and method of making the same
09/29/1993EP0561976A1 Temperature compensation of transducers
09/29/1993CN1076779A Sensor for measuring of force
09/28/1993US5248889 Laser apparatus and method for measuring stress in a thin film using multiple wavelengths
09/28/1993US5247840 Bending element for a force-measuring apparatus
09/27/1993CA2091480A1 Enhanced optical fibre pressure detecting device
09/22/1993EP0561397A2 A pressure sensor
09/22/1993EP0561021A1 Force measuring device
09/21/1993US5245877 Tong load cell assembly
09/21/1993US5245872 Device for precise measurement of force
09/16/1993WO1993018380A1 Displacement/force transducers utilizing hall effect sensors
09/16/1993WO1993018374A1 Microwave electronic load measuring system
09/16/1993DE4207848A1 Force and pressure meter - contains thrust generating drive whose drive energy is used as measured variable by sensing voltage and current.
09/16/1993DE4207530A1 Drive chain tension measurement appts. - contains pressure measurement element on gear wheel in gear box, non-removable chain wheel bearing
09/16/1993CA2130193A1 Displacement/force transducers utilizing hall effect sensors
09/15/1993CN1076274A Tester for weighing, pulling force or pressure
09/08/1993EP0558874A1 Method of and apparatus for producing rings of an active brazing alloy
09/07/1993US5242722 Strain sensor
09/07/1993US5241864 Double pinned sensor utilizing a tensile film
09/07/1993CA1321894C Apparatus and method for electronic analysis of test objects
09/06/1993CA2090923A1 Method of and apparatus for forming rings from an active brazing alloy
09/02/1993DE4221426C1 Force sensor mfr. using screen printing of superimposed measuring resistance layers - forming layers such that upper layer compensates for thickness variation at edges of lower layer, where they overlap conductive tracks
09/02/1993DE4206174A1 Integrated sensor for pressure or acceleration measurement - is constructed exclusively from silicon@ in form of spring-mass system with errors due to differential thermal expansion eliminated
09/01/1993EP0557885A2 PWM sensor
09/01/1993CN2141306Y Wrist force measuring machine
08/1993
08/31/1993US5241300 SIDS detection apparatus and methods
08/31/1993US5240643 Polymer coated optical fibers embedded in matrix
08/31/1993US5239866 Sensor for measuring a physical parameter
08/25/1993EP0556960A2 Measurement apparatus using heterodyne phase conversion techniques
08/25/1993CN2141081Y Vibration-string force sensing element