ATE24968T1 - Vorrichtung zur ueberwachung des fluiddruckes in einer leitung. - Google Patents

Vorrichtung zur ueberwachung des fluiddruckes in einer leitung.

Info

Publication number
ATE24968T1
ATE24968T1 AT84830068T AT84830068T ATE24968T1 AT E24968 T1 ATE24968 T1 AT E24968T1 AT 84830068 T AT84830068 T AT 84830068T AT 84830068 T AT84830068 T AT 84830068T AT E24968 T1 ATE24968 T1 AT E24968T1
Authority
AT
Austria
Prior art keywords
transducer
duct
casing
line
fluid pressure
Prior art date
Application number
AT84830068T
Other languages
English (en)
Inventor
Renato Guagliumi
Giampiero Perga
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=11279954&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=ATE24968(T1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Marelli Autronica filed Critical Marelli Autronica
Application granted granted Critical
Publication of ATE24968T1 publication Critical patent/ATE24968T1/de

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
    • G01L9/0001—Transmitting or indicating the displacement of elastically deformable gauges by electric, electro-mechanical, magnetic or electro-magnetic means
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M65/00—Testing fuel-injection apparatus, e.g. testing injection timing ; Cleaning of fuel-injection apparatus
    • F02M65/003—Measuring variation of fuel pressure in high pressure line
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
    • F02B3/00—Engines characterised by air compression and subsequent fuel addition
    • F02B3/06—Engines characterised by air compression and subsequent fuel addition with compression ignition
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S73/00—Measuring and testing
    • Y10S73/04—Piezoelectric

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Measuring Fluid Pressure (AREA)
  • Examining Or Testing Airtightness (AREA)
  • Sampling And Sample Adjustment (AREA)
AT84830068T 1983-03-23 1984-03-13 Vorrichtung zur ueberwachung des fluiddruckes in einer leitung. ATE24968T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
IT8353101U IT8353101V0 (it) 1983-03-23 1983-03-23 Dispositivo rilevatore della pressione del fluido all interno di un condotto
EP84830068A EP0126033B1 (de) 1983-03-23 1984-03-13 Vorrichtung zur Überwachung des Fluiddruckes in einer Leitung

Publications (1)

Publication Number Publication Date
ATE24968T1 true ATE24968T1 (de) 1987-01-15

Family

ID=11279954

Family Applications (1)

Application Number Title Priority Date Filing Date
AT84830068T ATE24968T1 (de) 1983-03-23 1984-03-13 Vorrichtung zur ueberwachung des fluiddruckes in einer leitung.

Country Status (6)

Country Link
US (1) US4541284A (de)
EP (1) EP0126033B1 (de)
JP (1) JPS59183342A (de)
AT (1) ATE24968T1 (de)
DE (1) DE3462071D1 (de)
IT (1) IT8353101V0 (de)

Families Citing this family (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61264413A (ja) * 1985-05-20 1986-11-22 Nippon Soken Inc 電歪素子アクチュエータの駆動回路
ES8704014A1 (es) * 1985-07-31 1987-03-01 Moles Bernat Jaime Aparato sensor para deteccion de variaciones bruscas de pre-sion de fluidos en tubos y recipientes
DE3682378D1 (de) * 1985-12-20 1991-12-12 Avl Verbrennungskraft Messtech Messwertaufnehmer mit einem flexiblen piezoelektrischen film als messelement.
US4784151A (en) * 1987-03-30 1988-11-15 Medex, Inc. Tubular pressure transducer
WO1989001311A1 (en) * 1987-08-18 1989-02-23 Medex, Inc. Tubular pressure transducer
JPH02203230A (ja) * 1989-01-31 1990-08-13 Daikin Ind Ltd 管内圧力変化検知変換器
US5125801A (en) * 1990-02-02 1992-06-30 Isco, Inc. Pumping system
US5335422A (en) * 1992-04-27 1994-08-09 Farmland Industries, Inc. Tube variation measuring device
CA2082741C (en) * 1992-11-12 1998-07-14 Michikazu Ohnishi Pillow type pressure detector
US5505092A (en) * 1994-03-04 1996-04-09 Dinsmore Instrument Company Non-invasive fluid condition sensing transducer
FR2725787A1 (fr) * 1994-10-17 1996-04-19 Coton Jean Nouveau capteur piezo-electrique et ses applications
FR2725786A1 (fr) * 1994-10-17 1996-04-19 Coton Jean Capteur piezo-electrique et applications a l'automobile
DE19722971C2 (de) * 1997-05-28 2001-11-29 Foerderver Inst Fuer Medizinte Vorrichtung zum Messen und/oder Erfassen des Innendruckes von Lumen oder Schläuchen
DE29905700U1 (de) * 1999-03-27 1999-06-24 Festo AG & Co, 73734 Esslingen Sensoranordnung
US7093496B2 (en) * 2004-03-31 2006-08-22 Deere & Company Non-intrusive pressure sensing device
JP2006130063A (ja) * 2004-11-05 2006-05-25 Nipro Corp 血液浄化装置
US7610765B2 (en) 2004-12-27 2009-11-03 Carrier Corporation Refrigerant charge status indication method and device
US7552596B2 (en) * 2004-12-27 2009-06-30 Carrier Corporation Dual thermochromic liquid crystal temperature sensing for refrigerant charge indication
US20060137369A1 (en) * 2004-12-27 2006-06-29 Carrier Corporation Single sensor three-step refrigerant charge indicator
US8290722B2 (en) * 2006-12-20 2012-10-16 Carrier Corporation Method for determining refrigerant charge
WO2008079108A1 (en) * 2006-12-20 2008-07-03 Carrier Corporation Refrigerant charge indication
US9759465B2 (en) 2011-12-27 2017-09-12 Carrier Corporation Air conditioner self-charging and charge monitoring system
US9689756B2 (en) * 2014-10-09 2017-06-27 The Boeing Company Tool and method for use in measuring a pressure induced by a biasing member on a surface
GB2542650B (en) * 2015-06-10 2018-05-30 Waters Technologies Corp Sensor body for a flow through pressure sensor
CN111069941B (zh) * 2019-12-18 2021-06-01 中南大学 一种用于高速精密拉削加工涡轮盘榫槽的夹具系统及加工方法

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT353507B (de) * 1977-11-11 1979-11-26 List Hans Messwertaufnehmer zur erfassung des innen- druckes von rohrleitungen
US4304126A (en) * 1978-10-06 1981-12-08 Edward Yelke Transducer for fuel injection engine with flexible piezoelectric element
AT373394B (de) * 1979-09-07 1984-01-10 List Hans Messwertaufnehmer zur messung des inneren druckes in rohren
DE2936695A1 (de) * 1979-09-11 1981-03-26 Siemens AG, 1000 Berlin und 8000 München Piezoelektrischer druckaufnehmer fuer rohrleitungen
AT374007B (de) * 1980-03-19 1984-03-12 List Hans Messwertaufnehmer zur messung mechanischer groessen an hohlkoerpern

Also Published As

Publication number Publication date
DE3462071D1 (en) 1987-02-19
EP0126033A1 (de) 1984-11-21
US4541284A (en) 1985-09-17
EP0126033B1 (de) 1987-01-14
JPS59183342A (ja) 1984-10-18
IT8353101V0 (it) 1983-03-23

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Legal Events

Date Code Title Description
UEP Publication of translation of european patent specification
RZN Patent revoked