Patents for G01L 1 - Measuring force or stress, in general (22,371)
09/1994
09/13/1994US5345815 Atomic force microscope having cantilever with piezoresistive deflection sensor
09/13/1994US5345807 Self-calibrating variable pressure touch key system employing transducers subject to parameter drift
09/07/1994EP0613543A1 Cooking apparatus using electron and molecular excitation mode
09/07/1994EP0390880B1 Hand tool with means for detecting flexion of the end-piece
09/07/1994CN1091825A Method of impact indentation assaying residual stress
09/06/1994US5345519 Temperature-compensated fiber optic external cavity strain sensors and an intensity-based fiber optic sensor system
09/06/1994US5343766 Switched capacitor transducer
09/06/1994US5343759 For measuring stress on a bolt
09/06/1994US5343755 Strain gage sensor with integral temperature signal
09/01/1994DE4305795A1 Thread tensile force measuring device
08/1994
08/31/1994EP0612990A2 Procedure and device for determining the stress potential of a mechanical loaded construction element
08/31/1994EP0612985A1 Device for measurement of force, especially a balance
08/30/1994US5343035 Strain sensor comprising a strain sensitive, two-mode optical
08/30/1994US5341689 Pen force gage for a pen plotter
08/30/1994US5341688 Force transducer
08/30/1994US5341687 3-dimensional pressure sensor
08/25/1994DE4305425A1 Force measuring device, especially a balance
08/24/1994EP0611959A2 Electrical circuit for a wheel-acting force measuring device
08/23/1994US5339699 Displacement/force transducers utilizing hall effect sensors
08/23/1994US5339698 Vibrating beam force transducer with automatic adjustment of its electromagnetic drive
08/23/1994US5339696 Bolt torque and tension transducer
08/23/1994CA2004362C Vibrating beam force-frequency transducer and pendulous accelerator comprising application thereof
08/18/1994DE4314888C1 Method for depositing a total surface (covering) layer through a mask and optional closure of this mask
08/18/1994DE4304545A1 Sensor cable
08/17/1994EP0611193A1 Device for measuring stress applied on mechanical part and method of fixation
08/17/1994EP0457900B1 Flexible, tactile sensor for measuring foot pressure distributions and for gaskets
08/16/1994US5338929 Micromachined sensor device using a beam of light with a frequency swept modulated intensity to activate at least two resonance modes of the sensor element
08/09/1994US5337256 Wheel balancer with multiple operator interface
08/09/1994US5336854 Electronic force sensing load cell
08/03/1994EP0608645A1 Improvements in heavy load supports and devices therefor
08/03/1994EP0608225A1 Transducer beam and beam assembly
08/03/1994EP0527775B1 Process for the manufacture of a pressure force sensor
08/03/1994CN2173396Y Pull force sensor
08/03/1994CN2173034Y Finger pressure testing device
08/03/1994CN1090390A Capacitor torque sensor
08/02/1994US5334304 Electrochemical force sensor
07/1994
07/27/1994EP0483154B1 Circuit arrangement for temperature-independent amplification of a differential voltage
07/27/1994CN2172864Y Dynamometer handle for electric point machines
07/27/1994CN2172863Y High-birefracting optical fibre sensor
07/21/1994WO1994016300A1 Force sensor
07/21/1994DE4301278A1 Mechanical force or acceleration measuring arrangement
07/20/1994WO1994017362A1 Non-destructive inspection method for mechanical behaviour of article with load, its judgement method and apparatus
07/19/1994US5329823 Interposed force sensor including amplifiers
07/19/1994US5329822 Yarn tension sensor for a textile machine
07/13/1994CN1089352A Weighing apparatus
07/12/1994US5329271 Semiconductor strain sensor
07/12/1994US5329120 Redundant optical deflection sensor having separate masses
07/12/1994US5328551 Method of making high output strain gage
07/12/1994US5327786 Apparatus for measuring axial stresses on a rod
07/07/1994WO1994015187A1 Tactile sensor arrangement
07/07/1994WO1994015186A1 Magnetostriction type stress sensor and its application
07/06/1994EP0613543A4 Cooking apparatus using electron and molecular excitation mode.
07/06/1994EP0604628A1 Strain gage disposed on a flexible support and probe fitted with said gage.
07/05/1994US5325869 Apparatus for load and displacement sensing
07/05/1994EP0619872A4 Piezoresistive cantilever for atomic force microscopy.
06/1994
06/29/1994EP0603943A1 A method of determining a given characteristic of a material sample
06/29/1994CN2170512Y Double-coil steel-string exactor
06/29/1994CN1025240C Check and test method of absolue stress and modulus of elasticity
06/28/1994US5325081 Supported strain gauge and joy stick assembly and method of making
06/28/1994CA1330452C Oscillating quartz atomic force microscope
06/23/1994WO1994014035A1 Combined force transducer and temperature sensor
06/23/1994CA2151233A1 Combined force transducer and temperature sensor
06/22/1994EP0602792A1 Piezoelectric sensors
06/22/1994EP0602606A2 Method of manufacturing strain sensors
06/22/1994EP0602039A1 Method for measuring mechanical stresses and fatigue conditions in steel.
06/22/1994CN1025134C Manganin piezoresistive stressometer
06/19/1994CA2109132A1 Piezoelectric sensors
06/16/1994DE4241822A1 Error detection circuit for evaluation of sensor signals - detects when sensor signal enters one of two defined error regions using bridge circuit, and receives signals via A=D converter
06/09/1994DE4240782A1 Pressure measurement on surface area of resting human body and measuring equipment - uses plastic mat with active area of sensors connected to recorder to prevent blood flow deficiency in area of wound
06/09/1994DE4240599A1 Relative movement detection device for three relatively movable components in vehicle brake - uses combined displacement force sensor providing two outputs representing two different relative movements.
06/07/1994US5318928 Method for the surface passivation of sensors using an in situ sputter cleaning step prior to passivation film deposition
06/07/1994US5317919 A precision capacitor sensor
06/01/1994EP0412140B1 Electrostatically driven dual vibrating beam force transducer
06/01/1994EP0411077B1 Magnetically driven vibrating beam force transducers
06/01/1994CN1024842C Strain test element and pressure transducer using it
05/1994
05/31/1994US5317147 Method and apparatus for absolute measurement of force by use of polarized, non-coherent light and compensation of strain-induced birefringence effects in a single mode-fiber optic waveguide
05/26/1994WO1994011895A1 Method and apparatus for measuring displacement
05/25/1994EP0598443A1 Transducer using strain gauges, force or weight measuring device and tactile platform provided with such a transducer
05/25/1994EP0598343A2 Force sensor, temperature sensor and temperature/force sensor device
05/25/1994EP0598301A2 3-Dimensional pressure sensor
05/25/1994EP0357616B1 Process and device for compensating errors of measurement
05/24/1994US5313840 Tactile shear sensor using anisotropically conductive material
05/24/1994CA1329824C Visible light and infra-red cooking apparatus
05/18/1994CN2165435Y Six-freedom force and moment transducer
05/17/1994US5313538 Method of making an index grating in an optical fiber, and a quasi-distributed array of sensors formed in said fiber
05/17/1994US5313023 Load cell
05/17/1994US5313022 Load cell for weighing the contents of storage vessels
05/17/1994US5311779 Pressure-sensitive sensor
05/11/1994EP0596510A1 Process for producing microcapsules
05/11/1994EP0596293A1 Strain gauge and transducer using same
05/10/1994US5310610 Silicon dioxide, aluminum dioxide
05/10/1994US5309772 Self-exciting optical strain gage
05/05/1994DE4236742A1 Load pressure measuring appts., e.g. for road surfaces - has optical fibre inside elongated casing made of metal bands stuck together by heat-activated adhesive
05/04/1994EP0595532A1 Tactile shear sensor using anisotropically conductive material
05/04/1994EP0595117A1 Device for spatially resolved and non-destructive inspection of magnetic parameters
05/04/1994EP0595107A2 Sensor arrangement for recording finger prints and process for their manufacturing
05/04/1994EP0437476B1 Vibrating strip transducer
05/04/1994CN2164034Y 钻孔应力传感器 Drilling stress sensor
05/04/1994CN1086316A Ceramic body and method and apparatus for detecting change thereof
05/04/1994CN1024434C Plunger type manganese-copper piezoresistance sensor