DE3687271D1 - Ultraschallwandler. - Google Patents

Ultraschallwandler.

Info

Publication number
DE3687271D1
DE3687271D1 DE8686112748T DE3687271T DE3687271D1 DE 3687271 D1 DE3687271 D1 DE 3687271D1 DE 8686112748 T DE8686112748 T DE 8686112748T DE 3687271 T DE3687271 T DE 3687271T DE 3687271 D1 DE3687271 D1 DE 3687271D1
Authority
DE
Germany
Prior art keywords
housing
ultrasonic transducer
positive electrode
transducer
downards
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.)
Expired - Fee Related
Application number
DE8686112748T
Other languages
English (en)
Other versions
DE3687271T2 (de
Inventor
Kouji Ichino
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.)
Kaijo Corp
Original Assignee
Kaijo Corp
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=8195419&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE3687271(D1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Kaijo Corp filed Critical Kaijo Corp
Application granted granted Critical
Publication of DE3687271D1 publication Critical patent/DE3687271D1/de
Publication of DE3687271T2 publication Critical patent/DE3687271T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F1/00—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow
    • G01F1/66—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by measuring frequency, phase shift or propagation time of electromagnetic or other waves, e.g. using ultrasonic flowmeters
    • G01F1/662—Constructional details

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Fluid Mechanics (AREA)
  • General Physics & Mathematics (AREA)
  • Measuring Volume Flow (AREA)
  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
  • Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
  • Surgical Instruments (AREA)
  • Transducers For Ultrasonic Waves (AREA)
DE8686112748T 1986-09-16 1986-09-16 Ultraschallwandler. Expired - Fee Related DE3687271T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP86112748A EP0260335B1 (de) 1986-09-16 1986-09-16 Ultraschallwandler

Publications (2)

Publication Number Publication Date
DE3687271D1 true DE3687271D1 (de) 1993-01-21
DE3687271T2 DE3687271T2 (de) 1993-04-15

Family

ID=8195419

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8686112748T Expired - Fee Related DE3687271T2 (de) 1986-09-16 1986-09-16 Ultraschallwandler.

Country Status (6)

Country Link
US (1) US4742717A (de)
EP (1) EP0260335B1 (de)
AT (1) ATE83315T1 (de)
DE (1) DE3687271T2 (de)
HK (1) HK59993A (de)
SG (1) SG37693G (de)

Families Citing this family (38)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2600771B1 (fr) * 1986-06-30 1988-09-09 Siderurgie Fse Inst Rech Bouchon pour nez de sonde, procede de sondage dans un four de fusion utilisant une sonde munie d'un tel bouchon et dispositif de mise en oeuvre
GB8623834D0 (en) * 1986-10-03 1986-11-05 Baker Perkins Plc Sampling contents of pressurised vessels
US4907456A (en) * 1988-03-24 1990-03-13 Westinghouse Electric Corp. Sensor probe system
JPH0295858U (de) * 1989-01-19 1990-07-31
US4998954A (en) * 1990-01-19 1991-03-12 Union Carbide Industrial Gases Technology Corporation Isokinetic probe and pressure reduction assembly
US5275060A (en) * 1990-06-29 1994-01-04 Panametrics, Inc. Ultrasonic transducer system with crosstalk isolation
US5515733A (en) * 1991-03-18 1996-05-14 Panametrics, Inc. Ultrasonic transducer system with crosstalk isolation
US5437194A (en) * 1991-03-18 1995-08-01 Panametrics, Inc. Ultrasonic transducer system with temporal crosstalk isolation
US5174325A (en) * 1992-05-14 1992-12-29 Rosemount Analytical Inc. Retraction mechanism for valve insertable sensors
US5343760A (en) * 1992-07-09 1994-09-06 General Motors Corporation Gas concentration and flow rate sensor
GB2276515B (en) * 1993-03-25 1996-11-13 Fuji Tecom Inc Leakage-sound detecting apparatus
EP0797558B1 (de) * 1994-01-05 2001-11-14 Heraeus Electro-Nite International N.V. Elektrisch leitende verbindung
JPH09511570A (ja) * 1994-04-19 1997-11-18 シーメンス アクチエンゲゼルシヤフト 超音波変換器の保持装置
DE59501392D1 (de) * 1994-04-25 1998-03-12 Siemens Ag Schallsensor
DE9406896U1 (de) * 1994-04-25 1994-06-16 Siemens AG, 80333 München Schallsensor
DE59509388D1 (de) * 1995-09-28 2001-08-09 Endress Hauser Gmbh Co Ultraschallwandler
SE9801007D0 (sv) * 1998-03-25 1998-03-25 Siemens Elema Ab Anordning för mätning av ett gasflöde
ATE443848T1 (de) * 1998-07-22 2009-10-15 Flowtec Ag Ultraschallwandler-anordnung
US6647804B1 (en) * 1999-02-10 2003-11-18 Rd Instruments, Inc. System and method for flow measurement in a pipe
EP1316780B1 (de) * 2001-11-28 2016-12-28 Krohne AG Ultraschall-Durchflussmessgerät
US7121158B2 (en) * 2003-09-30 2006-10-17 Hach Company Sensor insertion into an active conduit
DE10356114A1 (de) * 2003-11-27 2005-06-23 Endress + Hauser Flowtec Ag, Reinach Vorrichtung zur Bestimmung und/oder Überwachung des Volumen- und/oder Massendurchflusses eines Messmediums
US7343778B1 (en) 2005-05-20 2008-03-18 J-Tec Associates, Inc. Measurement of automobile exhaust flow
US7307373B2 (en) 2005-08-12 2007-12-11 Daniel Measurement And Control, Inc. Transducer assembly for an ultrasonic fluid meter
US7874051B2 (en) * 2007-08-13 2011-01-25 Daniel Measurement And Control, Inc. Extractor tool for an ultrasonic flow meter
US7966893B2 (en) * 2009-06-16 2011-06-28 Daniel Measurement And Control, Inc. Adjusting transducer frequency without ceasing fluid flow through a meter
DE102009027355A1 (de) * 2009-06-30 2011-01-05 Endress + Hauser Flowtec Ag Ultraschallsensor und Ultraschall-Durchflussmessgerät
DE102010043781A1 (de) 2009-11-19 2012-01-19 Endress + Hauser Flowtec Ag Messgerät
DE102009046886A1 (de) 2009-11-19 2011-09-22 Endress + Hauser Flowtec Ag Messgerät
DE102010020338A1 (de) * 2010-05-12 2011-11-17 Hydrometer Gmbh Gehäuseanordnung für Ultraschall-Durchflussmesser sowie Ultaschall-Durchflussmesser
DK2569604T3 (da) * 2010-05-12 2020-01-20 Diehl Metering Gmbh Ultralydsflowmåler
DE102010063538A1 (de) * 2010-12-20 2012-06-21 Endress + Hauser Flowtec Ag Ultraschall-Durchflussmessgrät
CN102322902A (zh) * 2011-05-31 2012-01-18 际华三五零二职业装有限公司 涡街流量计用超声式探头
DE102011090079A1 (de) 2011-12-29 2013-07-04 Endress + Hauser Flowtec Ag Ultraschallwandler für ein Ultraschall-Durchflussmessgerät
US8844347B2 (en) * 2012-02-29 2014-09-30 General Electric Company Sensor port insert apparatus
CN103884390A (zh) * 2012-12-21 2014-06-25 上海一诺仪表有限公司 用于在线更换超声波换能器的强密封结构
CN104015162B (zh) * 2014-06-05 2015-08-19 威海市天罡仪表股份有限公司 带压安装和拆卸的换能器工装
DE102014010375B4 (de) 2014-07-12 2021-06-17 Diehl Metering Gmbh Ultraschallwandleranordnung sowie Ultraschallwasserzähler

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3771117A (en) 1972-03-01 1973-11-06 Westinghouse Electric Corp Transducer installation
US3890423A (en) 1973-07-27 1975-06-17 Nusonics Electroacoustic transducer assembly
US3964308A (en) 1973-09-04 1976-06-22 Scarpa Laboratories, Inc. Ultrasonic flowmeter
US4069433A (en) 1976-06-03 1978-01-17 Westinghouse Electric Corporation Modular transducer assembly
US4096754A (en) * 1977-08-26 1978-06-27 E. I. Du Pont De Nemours And Company Removable probe
US4417480A (en) 1981-06-02 1983-11-29 Mapco, Inc. Dampened ultrasonic transducer
JPS58174813A (ja) * 1982-04-07 1983-10-13 Honda Motor Co Ltd 内燃エンジン吸入空気用超音波流量計
JPS60194317A (ja) * 1984-03-15 1985-10-02 Marine Instr Co Ltd 超音波送受信用プロ−ブ

Also Published As

Publication number Publication date
HK59993A (en) 1993-06-25
ATE83315T1 (de) 1992-12-15
SG37693G (en) 1993-06-11
DE3687271T2 (de) 1993-04-15
EP0260335A1 (de) 1988-03-23
US4742717A (en) 1988-05-10
EP0260335B1 (de) 1992-12-09

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Legal Events

Date Code Title Description
8363 Opposition against the patent
8365 Fully valid after opposition proceedings
8339 Ceased/non-payment of the annual fee