IT1138465B - Trasmettitore elettronico di valori di pressione di fluidi di processi industriali - Google Patents

Trasmettitore elettronico di valori di pressione di fluidi di processi industriali

Info

Publication number
IT1138465B
IT1138465B IT23219/81A IT2321981A IT1138465B IT 1138465 B IT1138465 B IT 1138465B IT 23219/81 A IT23219/81 A IT 23219/81A IT 2321981 A IT2321981 A IT 2321981A IT 1138465 B IT1138465 B IT 1138465B
Authority
IT
Italy
Prior art keywords
pressure values
fluids
electronic transmitter
industrial processes
process fluids
Prior art date
Application number
IT23219/81A
Other languages
English (en)
Other versions
IT8123219A0 (it
Inventor
Bianchi Gianfranco
Borelli Riccardo
Pierpaoli Piero
Rainoldi Luciano
Original Assignee
Kent Tieghi 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
Application filed by Kent Tieghi Spa filed Critical Kent Tieghi Spa
Priority to IT23219/81A priority Critical patent/IT1138465B/it
Publication of IT8123219A0 publication Critical patent/IT8123219A0/it
Priority to EP82830186A priority patent/EP0071581B1/en
Priority to AT82830186T priority patent/ATE19690T1/de
Priority to DE8282830186T priority patent/DE3270972D1/de
Priority to US06/394,894 priority patent/US4538465A/en
Priority to ES513994A priority patent/ES8305496A1/es
Priority to JP57131330A priority patent/JPS5827038A/ja
Application granted granted Critical
Publication of IT1138465B publication Critical patent/IT1138465B/it

Links

Classifications

    • 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
    • G01L9/007—Transmitting or indicating the displacement of flexible diaphragms using variations in inductance
    • 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
    • G01L9/10—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 by making use of variations in inductance, i.e. electric circuits therefor

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Measuring Fluid Pressure (AREA)
  • Arrangements For Transmission Of Measured Signals (AREA)
IT23219/81A 1981-07-29 1981-07-29 Trasmettitore elettronico di valori di pressione di fluidi di processi industriali IT1138465B (it)

Priority Applications (7)

Application Number Priority Date Filing Date Title
IT23219/81A IT1138465B (it) 1981-07-29 1981-07-29 Trasmettitore elettronico di valori di pressione di fluidi di processi industriali
EP82830186A EP0071581B1 (en) 1981-07-29 1982-06-23 Electronic transducer for transducing pressure values of industrial process fluids
AT82830186T ATE19690T1 (de) 1981-07-29 1982-06-23 Elektronischer umsetzer fuer fluiddruckwerte.
DE8282830186T DE3270972D1 (en) 1981-07-29 1982-06-23 Electronic transducer for transducing pressure values of industrial process fluids
US06/394,894 US4538465A (en) 1981-07-29 1982-07-02 Electronic transmitter for transmitting pressure values of industrial process fluids
ES513994A ES8305496A1 (es) 1981-07-29 1982-07-15 Transmisor electronico de valor de presiones de fluidos de procesos industriales.
JP57131330A JPS5827038A (ja) 1981-07-29 1982-07-29 工業プロセス流体の圧力値発信用電子トランスミツタ−

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT23219/81A IT1138465B (it) 1981-07-29 1981-07-29 Trasmettitore elettronico di valori di pressione di fluidi di processi industriali

Publications (2)

Publication Number Publication Date
IT8123219A0 IT8123219A0 (it) 1981-07-29
IT1138465B true IT1138465B (it) 1986-09-17

Family

ID=11205014

Family Applications (1)

Application Number Title Priority Date Filing Date
IT23219/81A IT1138465B (it) 1981-07-29 1981-07-29 Trasmettitore elettronico di valori di pressione di fluidi di processi industriali

Country Status (7)

Country Link
US (1) US4538465A (it)
EP (1) EP0071581B1 (it)
JP (1) JPS5827038A (it)
AT (1) ATE19690T1 (it)
DE (1) DE3270972D1 (it)
ES (1) ES8305496A1 (it)
IT (1) IT1138465B (it)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2555743B1 (fr) * 1983-11-25 1986-04-11 Sereg Soc Capteur inductif de pression differentielle
US5396802A (en) * 1993-08-26 1995-03-14 Viatran Corporation Differential pressure transducer utilizing a variable ferrofluid keeper as an active magnetic circuit element
EP0947815A1 (de) * 1998-04-01 1999-10-06 HAENNI & CIE. AG Differentieller Druckmessumformer
US6295443B1 (en) 1998-11-30 2001-09-25 Scott C Matthew Automatic tuning AM transmitter
DE10347861A1 (de) * 2003-10-10 2005-04-28 Endress & Hauser Gmbh & Co Kg Meßaufnehmer
CA2639110C (en) * 2007-08-27 2013-12-10 Culligan International Company Salometer and flow rate sensor assembly
US9638546B2 (en) * 2012-11-30 2017-05-02 Wyatt Technology Corporation Corrosion resistant pressure transducer
DE102018133056A1 (de) 2018-12-20 2020-06-25 Endress+Hauser SE+Co. KG Druckmessaufnehmer

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3562687A (en) * 1969-06-23 1971-02-09 Tavis Corp Variable-reluctance transducer and magnetic core
US3820400A (en) * 1973-02-20 1974-06-28 Combustion Eng Seal
JPS587182B2 (ja) * 1974-03-08 1983-02-08 横河電機株式会社 サアツオウドウソウチ
US3967504A (en) * 1975-04-03 1976-07-06 Beckman Instruments, Inc. Differential pressure transmitter with low side overrange protection
JPS5513705Y2 (it) * 1975-04-09 1980-03-27
US3946615A (en) * 1975-06-09 1976-03-30 Bourns, Inc. Pressure transducer
GB1525982A (en) * 1976-10-04 1978-09-27 Tekflo Ltd Transducers and parts therefor
US4165653A (en) * 1978-07-27 1979-08-28 Mcgraw-Edison Company Signal ratio indicator
FR2451566A1 (fr) * 1979-03-12 1980-10-10 Effa Etudes Sarl Capteur de deplacement a courants de foucault
FR2478813A1 (fr) * 1980-03-21 1981-09-25 Renault Capteur de pression a l'admission d'un moteur a combustion interne
US4462258A (en) * 1982-03-18 1984-07-31 King Engineering Corporation Pressure sensor and method of producing same

Also Published As

Publication number Publication date
EP0071581A2 (en) 1983-02-09
JPS5827038A (ja) 1983-02-17
US4538465A (en) 1985-09-03
IT8123219A0 (it) 1981-07-29
ATE19690T1 (de) 1986-05-15
JPH027418B2 (it) 1990-02-19
EP0071581A3 (en) 1983-05-04
ES513994A0 (es) 1983-04-01
DE3270972D1 (en) 1986-06-12
EP0071581B1 (en) 1986-05-07
ES8305496A1 (es) 1983-04-01

Similar Documents

Publication Publication Date Title
ZA81862B (en) Surfactant free process for production of pressure sensitive adhesive latexes
DE58905634D1 (de) Gasdruck-Messgerät.
DE2964345D1 (en) Transducer signal amplifier and transducer bias circuits
IT1138465B (it) Trasmettitore elettronico di valori di pressione di fluidi di processi industriali
JPS52109409A (en) Process for production of porous metallic product for electronic industry
DE3687455D1 (de) Sensor-verstaerkungs- und steigerungsapparat unter verwendung digitaler techniken.
FR2555743B1 (fr) Capteur inductif de pression differentielle
GB2019003A (en) Apparatus for measurement of distance from a metallic body
SE7704988L (sv) Elektroniskt sekerhetssystem
ES8105497A1 (es) Teleindicador para tableros de informacion
IT1164315B (it) Trasmettitore di pressioni differenziali di fluidi di processo industriali, con compensazione degli effetti delle variazioni di pressione statica
GB1284812A (en) Improvements in or relating to force responsive apparatus with variable sensitivity
IT8022783A0 (it) Trasduttore induttivo di spostamento lineare differenziale con circuito di elaborazione analogico.
ES8500460A1 (es) Un dispositivo detector de campo magnetico
JPS52139456A (en) Pressure and pressure-difference transmitting apparatus
JPS6449926A (en) Pressure sensor
JPS6459132A (en) Weight detector
JPS53109490A (en) Semiconductor strain gauge
GB1211430A (en) Pressure trandsducer
JPS5620802A (en) Transducer of air pulse signal into air pressure signal
SU500229A1 (ru) Способ производства металлизованного железорудного сырь
JPS5353799A (en) Manufacturing process of magnetic materials
ES8202235A1 (es) Transductor para proporcionar senales representativas de la regulacion axial de un componente movible angularmente
ES8704665A1 (es) Procedimiento de compensacion termica de un circuito magne- tico
JPS5338380A (en) Peak detecting circuit