ES492940A0 - Dispositivo medidor de presion - Google Patents

Dispositivo medidor de presion

Info

Publication number
ES492940A0
ES492940A0 ES492940A ES492940A ES492940A0 ES 492940 A0 ES492940 A0 ES 492940A0 ES 492940 A ES492940 A ES 492940A ES 492940 A ES492940 A ES 492940A ES 492940 A0 ES492940 A0 ES 492940A0
Authority
ES
Spain
Prior art keywords
measuring device
pressure measuring
pressure
measuring
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
ES492940A
Other languages
English (en)
Other versions
ES8206025A1 (es
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Industrie Magneti Marelli SRL
Marelli Europe SpA
Original Assignee
Fabbrica Italiana Magneti Marelli SpA
Magneti Marelli SpA
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from IT28682/78A external-priority patent/IT1101056B/it
Priority claimed from IT1923679A external-priority patent/IT1164955B/it
Application filed by Fabbrica Italiana Magneti Marelli SpA, Magneti Marelli SpA filed Critical Fabbrica Italiana Magneti Marelli SpA
Publication of ES8206025A1 publication Critical patent/ES8206025A1/es
Publication of ES492940A0 publication Critical patent/ES492940A0/es
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01C—RESISTORS
    • H01C10/00—Adjustable resistors
    • H01C10/10—Adjustable resistors adjustable by mechanical pressure or force
    • H01C10/106—Adjustable resistors adjustable by mechanical pressure or force on resistive material dispersed in an elastic material
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
    • G01L1/00—Measuring force or stress, in general
    • G01L1/20—Measuring force or stress, in general by 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
    • G01L1/22—Measuring force or stress, in general by 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 using resistance strain gauges
    • G01L1/2287—Measuring force or stress, in general by 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 using resistance strain gauges constructional details of the strain gauges
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
    • G01L9/00—Measuring steady of quasi-steady pressure of fluid or fluent solid material by electric or magnetic pressure-sensitive elements; Transmitting or indicating the displacement of mechanical pressure-sensitive elements, used to measure the steady or quasi-steady pressure of a fluid or fluent solid material, by electric or magnetic means
    • G01L9/0041—Transmitting or indicating the displacement of flexible diaphragms
    • G01L9/0051—Transmitting or indicating the displacement of flexible diaphragms using variations in ohmic resistance
    • G01L9/0052—Transmitting or indicating the displacement of flexible diaphragms using variations in ohmic resistance of piezoresistive elements
    • G01L9/0055—Transmitting or indicating the displacement of flexible diaphragms using variations in ohmic resistance of piezoresistive elements bonded on a diaphragm
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
    • G01L9/00—Measuring steady of quasi-steady pressure of fluid or fluent solid material by electric or magnetic pressure-sensitive elements; Transmitting or indicating the displacement of mechanical pressure-sensitive elements, used to measure the steady or quasi-steady pressure of a fluid or fluent solid material, by electric or magnetic means
    • G01L9/0041—Transmitting or indicating the displacement of flexible diaphragms
    • G01L9/0051—Transmitting or indicating the displacement of flexible diaphragms using variations in ohmic resistance
    • G01L9/006—Transmitting or indicating the displacement of flexible diaphragms using variations in ohmic resistance of metallic strain gauges fixed to an element other than the pressure transmitting diaphragm
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
    • G01P15/00—Measuring acceleration; Measuring deceleration; Measuring shock, i.e. sudden change of acceleration
    • G01P15/02—Measuring acceleration; Measuring deceleration; Measuring shock, i.e. sudden change of acceleration by making use of inertia forces using solid seismic masses
    • G01P15/08—Measuring acceleration; Measuring deceleration; Measuring shock, i.e. sudden change of acceleration by making use of inertia forces using solid seismic masses with conversion into electric or magnetic values
    • G01P15/12—Measuring acceleration; Measuring deceleration; Measuring shock, i.e. sudden change of acceleration by making use of inertia forces using solid seismic masses with conversion into electric or magnetic values by alteration of electrical resistance
    • G01P15/123—Measuring acceleration; Measuring deceleration; Measuring shock, i.e. sudden change of acceleration by making use of inertia forces using solid seismic masses with conversion into electric or magnetic values by alteration of electrical resistance by piezo-resistive elements, e.g. semiconductor strain gauges

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Dispersion Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Measurement Of Force In General (AREA)
  • Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
  • Measuring Fluid Pressure (AREA)
  • Pressure Sensors (AREA)
ES492940A 1978-10-12 1980-06-30 Dispositivo medidor de presion Granted ES492940A0 (es)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
IT28682/78A IT1101056B (it) 1978-10-12 1978-10-12 Dispositivo misuratore di pressione impiegante un estensimetro a resistori
IT1923679A IT1164955B (it) 1979-01-12 1979-01-12 Dispositivo misuratore di pressione impiegante un estensimetro a resistori

Publications (2)

Publication Number Publication Date
ES8206025A1 ES8206025A1 (es) 1982-06-16
ES492940A0 true ES492940A0 (es) 1982-06-16

Family

ID=26327102

Family Applications (2)

Application Number Title Priority Date Filing Date
ES484967A Granted ES484967A0 (es) 1978-10-12 1979-10-11 Dispositivo medidor de presion
ES492940A Granted ES492940A0 (es) 1978-10-12 1980-06-30 Dispositivo medidor de presion

Family Applications Before (1)

Application Number Title Priority Date Filing Date
ES484967A Granted ES484967A0 (es) 1978-10-12 1979-10-11 Dispositivo medidor de presion

Country Status (8)

Country Link
US (1) US4311980A (es)
CH (1) CH638045A5 (es)
DE (1) DE2940441A1 (es)
ES (2) ES484967A0 (es)
FR (1) FR2438829A1 (es)
GB (1) GB2036424B (es)
NL (1) NL7907294A (es)
PT (1) PT70292A (es)

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GB2080552B (en) * 1980-07-12 1984-11-21 Rubery Owen Group Services Ltd Measuring loads
FR2494439A1 (fr) * 1980-11-20 1982-05-21 Leim Capteur de pression
US4355692A (en) * 1980-11-24 1982-10-26 General Electric Company Thick film resistor force transducers and weighing scales
FR2502327A1 (fr) * 1981-03-20 1982-09-24 Dal Dan Felice Procede de realisation de capteurs a jauge de contrainte
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US4481497A (en) * 1982-10-27 1984-11-06 Kulite Semiconductor Products, Inc. Transducer structures employing ceramic substrates and diaphragms
DE3333287A1 (de) * 1983-09-15 1985-04-18 Robert Bosch Gmbh, 7000 Stuttgart Kraftstoff-einspritzduese fuer brennkraftmaschinen
NL8401420A (nl) * 1984-05-04 1985-12-02 Philips Nv Weegelement voor een weegtoestel.
US4536328A (en) * 1984-05-30 1985-08-20 Heraeus Cermalloy, Inc. Electrical resistance compositions and methods of making the same
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IT206727Z2 (it) * 1985-09-17 1987-10-01 Marelli Autronica Sensore estensimetrico a film spesso per la rilevazione di sforzi e deformazioni in organi o strutture meccaniche
IT206726Z2 (it) * 1985-09-17 1987-10-01 Marelli Autronica Dispositivo misuratore di pressione
IT1203547B (it) * 1986-03-10 1989-02-15 Marelli Autronica Dispositivo e procedimento per misurare la pressione statica di un fluido
IT206925Z2 (it) * 1986-03-10 1987-10-19 Marelli Autronica Sensore a filo spesso in particolare sensore di pressione
DE8607653U1 (de) * 1986-03-20 1987-08-06 Robert Bosch Gmbh, 7000 Stuttgart Beschleunigungsaufnehmer
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CN105930006B (zh) * 2016-04-29 2019-01-22 汕头超声显示器技术有限公司 一种按压力感应板及其压力探测方法
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Also Published As

Publication number Publication date
FR2438829A1 (fr) 1980-05-09
DE2940441A1 (de) 1980-04-24
ES8103375A1 (es) 1981-02-16
ES8206025A1 (es) 1982-06-16
CH638045A5 (it) 1983-08-31
US4311980A (en) 1982-01-19
NL7907294A (nl) 1980-04-15
ES484967A0 (es) 1981-02-16
FR2438829B1 (es) 1983-08-05
PT70292A (en) 1979-11-01
GB2036424B (en) 1983-03-02
GB2036424A (en) 1980-06-25

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Legal Events

Date Code Title Description
FD1A Patent lapsed

Effective date: 20020506