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1. WO1998013679 - COMPENSATION TECHNIQUE FOR RESISTIVE BRIDGE

Publication Number WO/1998/013679
Publication Date 02.04.1998
International Application No. PCT/US1997/017438
International Filing Date 29.09.1997
Chapter 2 Demand Filed 19.02.1998
IPC
G01L 1/22 2006.01
GPHYSICS
01MEASURING; TESTING
LMEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
1Measuring force or stress, in general
20by measuring variations in ohmic resistance of solid materials or of electrically-conductive fluids; by making use of electrokinetic cells, i.e. liquid-containing cells wherein an electrical potential is produced or varied upon the application of stress
22using resistance strain gauges
G01L 19/04 2006.01
GPHYSICS
01MEASURING; TESTING
LMEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
19Details of, or accessories for, apparatus for measuring steady or quasi-steady pressure of a fluent medium insofar as such details or accessories are not special to particular types of pressure gauges
04Means for compensating for effects of changes of temperature
CPC
G01L 1/2281
GPHYSICS
01MEASURING; TESTING
LMEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
1Measuring force or stress, in general
20by measuring variations in ohmic resistance of solid materials or of electrically-conductive fluids
22using resistance strain gauges
2268Arrangements for correcting or for compensating unwanted effects
2281for temperature variations
G01L 9/065
GPHYSICS
01MEASURING; TESTING
LMEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
9Measuring steady of quasi-steady pressure of fluid or fluent solid material by electric or magnetic pressure-sensitive elements
02by making use of variations in ohmic resistance, e.g. of potentiometers, ; , i.e. electric circuits therefor, e.g. bridges, amplifiers or signal conditioning
06of piezo-resistive devices
065with temperature compensating means
Applicants
  • HONEYWELL INC. [US]/[US]
Inventors
  • JOHNSON, Russell, L.
Agents
  • BRUNS, Gregory, A.
Priority Data
08/721,49527.09.1996US
Publication Language English (EN)
Filing Language English (EN)
Designated States
Title
(EN) COMPENSATION TECHNIQUE FOR RESISTIVE BRIDGE
(FR) TECHNIQUE DE COMPENSATION POUR PONT RESISTIF
Abstract
(EN)
Span compensation of a bridge circuit is provided over a wide range of temperatures using only passive resistor elements.
(FR)
L'invention concerne un procédé de compensation de la portée d'un circuit en pont. Ce procédé couvre une large gamme de températures en utilisant uniquement des éléments de résistance passifs.
Also published as
Latest bibliographic data on file with the International Bureau