IT1223710B - Trasduttore di altissima pressione in particolare per il rilevamento della pressione di un fluido idraulico - Google Patents

Trasduttore di altissima pressione in particolare per il rilevamento della pressione di un fluido idraulico

Info

Publication number
IT1223710B
IT1223710B IT67689/88A IT6768988A IT1223710B IT 1223710 B IT1223710 B IT 1223710B IT 67689/88 A IT67689/88 A IT 67689/88A IT 6768988 A IT6768988 A IT 6768988A IT 1223710 B IT1223710 B IT 1223710B
Authority
IT
Italy
Prior art keywords
head
pressure
mushroom
sensors
measured
Prior art date
Application number
IT67689/88A
Other languages
English (en)
Other versions
IT8867689A0 (it
Inventor
Gian Maria Timossi
Giuseppina Rossi
Orto Giuseppe Dell
Original Assignee
Marelli Autronica
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 Marelli Autronica filed Critical Marelli Autronica
Priority to IT67689/88A priority Critical patent/IT1223710B/it
Publication of IT8867689A0 publication Critical patent/IT8867689A0/it
Priority to ES198989830336T priority patent/ES2037471T3/es
Priority to AT89830336T priority patent/ATE84146T1/de
Priority to EP89830336A priority patent/EP0352240B1/en
Priority to DE8989830336T priority patent/DE68904135T2/de
Priority to JP1188710A priority patent/JPH0254138A/ja
Priority to US07/382,593 priority patent/US4965777A/en
Application granted granted Critical
Publication of IT1223710B publication Critical patent/IT1223710B/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
    • G01L9/0051—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
IT67689/88A 1988-07-21 1988-07-21 Trasduttore di altissima pressione in particolare per il rilevamento della pressione di un fluido idraulico IT1223710B (it)

Priority Applications (7)

Application Number Priority Date Filing Date Title
IT67689/88A IT1223710B (it) 1988-07-21 1988-07-21 Trasduttore di altissima pressione in particolare per il rilevamento della pressione di un fluido idraulico
ES198989830336T ES2037471T3 (es) 1988-07-21 1989-07-18 Un transductor de muy alta presion, particularmente para detectar la presion de un fluido hidraulico.
AT89830336T ATE84146T1 (de) 1988-07-21 1989-07-18 Wandler fuer sehr hohen druck, insbesondere zur druckmessung einer hydraulischen fluessigkeit.
EP89830336A EP0352240B1 (en) 1988-07-21 1989-07-18 A very-high-pressure transducer, particularly for detecting the pressure of a hydraulic fluid
DE8989830336T DE68904135T2 (de) 1988-07-21 1989-07-18 Wandler fuer sehr hohen druck, insbesondere zur druckmessung einer hydraulischen fluessigkeit.
JP1188710A JPH0254138A (ja) 1988-07-21 1989-07-20 高液体圧力変換器
US07/382,593 US4965777A (en) 1988-07-21 1989-07-21 Very-high-pressure transducer, particularly for detecting the pressure of a hydraulic fluid

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT67689/88A IT1223710B (it) 1988-07-21 1988-07-21 Trasduttore di altissima pressione in particolare per il rilevamento della pressione di un fluido idraulico

Publications (2)

Publication Number Publication Date
IT8867689A0 IT8867689A0 (it) 1988-07-21
IT1223710B true IT1223710B (it) 1990-09-29

Family

ID=11304518

Family Applications (1)

Application Number Title Priority Date Filing Date
IT67689/88A IT1223710B (it) 1988-07-21 1988-07-21 Trasduttore di altissima pressione in particolare per il rilevamento della pressione di un fluido idraulico

Country Status (7)

Country Link
US (1) US4965777A (it)
EP (1) EP0352240B1 (it)
JP (1) JPH0254138A (it)
AT (1) ATE84146T1 (it)
DE (1) DE68904135T2 (it)
ES (1) ES2037471T3 (it)
IT (1) IT1223710B (it)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5181417A (en) * 1989-07-10 1993-01-26 Nippon Soken, Inc. Pressure detecting device
DE4009377A1 (de) * 1990-03-23 1991-10-02 Bosch Gmbh Robert Druckgeber zur druckerfassung im brennraum von brennkraftmaschinen
WO1993015323A1 (en) * 1992-02-01 1993-08-05 Malina, Viktor High-pressure hydraulic unit
US5363452A (en) * 1992-05-19 1994-11-08 Shure Brothers, Inc. Microphone for use in a vibrating environment
US5341684A (en) * 1992-12-07 1994-08-30 Motorola, Inc. Pressure sensor built into a cable connector
US5629486A (en) * 1996-01-25 1997-05-13 Delco Electronics Corporation Pressure sensor apparatus with integrated circuit mounted thereon
US5802912A (en) * 1996-01-25 1998-09-08 Delco Electronics Corporation Electrical terminal apparatus
US5867886A (en) * 1997-10-20 1999-02-09 Delco Electronics Corp. Method of making a thick film pressure sensor
US6742397B2 (en) 2001-06-08 2004-06-01 Invensys Sensor Systems High pressure sensor with separate pressure port and housing and method for making the same
DE10157761A1 (de) * 2001-11-27 2003-06-05 Endress & Hauser Gmbh & Co Kg Druckaufnehmer
DE10318678A1 (de) 2003-04-24 2004-12-30 Vega Grieshaber Kg Sensor, insbesondere Druck-Sensor zur Befestigung an einem Behältnis
US6945118B2 (en) * 2004-01-13 2005-09-20 Honeywell International Inc. Ceramic on metal pressure transducer
WO2006048278A1 (en) * 2004-11-03 2006-05-11 Basell Polyolefine Gmbh Pressure transducer
PL2312290T3 (pl) * 2009-10-16 2020-06-01 First Sensor Mobility Gmbh Czujnik ciśnienia i jego zastosowanie w zbiorniku płynu

Family Cites Families (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2477507A (en) * 1945-08-02 1949-07-26 Africano Alfred Electrical pressure gauge
US3247719A (en) * 1963-10-01 1966-04-26 Chelner Herbert Strain decoupled transducer
DE2608382A1 (de) * 1976-03-01 1977-10-06 Hottinger Messtechnik Baldwin Aufnehmer mit einer membran
JPS5365089A (en) * 1976-11-24 1978-06-10 Toshiba Corp Semiconductor pressure transducer
US4129042A (en) * 1977-11-18 1978-12-12 Signetics Corporation Semiconductor transducer packaged assembly
US4295116A (en) * 1979-12-05 1981-10-13 Bofors America, Inc. Pressure transducer
DE3012984A1 (de) * 1980-04-03 1981-10-08 Philips Patentverwaltung Gmbh, 2000 Hamburg Messwertaufnehmer
US4399707A (en) * 1981-02-04 1983-08-23 Honeywell, Inc. Stress sensitive semiconductor unit and housing means therefor
US4373399A (en) * 1981-02-05 1983-02-15 Beloglazov Alexei V Semiconductor strain gauge transducer
US4411158A (en) * 1981-04-14 1983-10-25 Ametek, Inc. Apparatus for sensing the condition of a fluid
DE3303980A1 (de) * 1983-02-05 1984-09-27 Erich 7993 Kressbronn Brosa Hochdruckaufnehmer
US4516430A (en) * 1983-12-05 1985-05-14 Kulite Semiconductor Products, Inc. Economical transducer apparatus for use in the medical field
DE3440568A1 (de) * 1984-11-07 1986-05-15 Robert Bosch Gmbh, 7000 Stuttgart Hochdrucksensor
DE3447396A1 (de) * 1984-12-24 1986-07-03 Robert Bosch Gmbh, 7000 Stuttgart Elektrischer druckgeber
JPH0746065B2 (ja) * 1985-03-25 1995-05-17 株式会社日本自動車部品総合研究所 高圧用圧力検出器
IT206726Z2 (it) * 1985-09-17 1987-10-01 Marelli Autronica Dispositivo misuratore di pressione
US4683755A (en) * 1985-11-15 1987-08-04 Imo Delaval Inc. Biaxial strain gage systems
DE3601249A1 (de) * 1986-01-17 1987-07-23 Gewerk Eisenhuette Westfalia Druckaufnehmer fuer hydraulisch betriebene vorrichtungen des untertaegigen bergbaus
DE3611656A1 (de) * 1986-04-07 1987-10-08 Westfaelische Berggewerkschaft Hydraulischer sensor einer anlage des untertagebetriebes, insbesondere des hydraulischen strebausbaus

Also Published As

Publication number Publication date
ATE84146T1 (de) 1993-01-15
DE68904135D1 (de) 1993-02-11
ES2037471T3 (es) 1993-06-16
IT8867689A0 (it) 1988-07-21
JPH0254138A (ja) 1990-02-23
EP0352240A1 (en) 1990-01-24
DE68904135T2 (de) 1993-05-27
US4965777A (en) 1990-10-23
EP0352240B1 (en) 1992-12-30

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TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19950731