GB9802907D0 - Resonant structures for transducers - Google Patents

Resonant structures for transducers

Info

Publication number
GB9802907D0
GB9802907D0 GBGB9802907.7A GB9802907A GB9802907D0 GB 9802907 D0 GB9802907 D0 GB 9802907D0 GB 9802907 A GB9802907 A GB 9802907A GB 9802907 D0 GB9802907 D0 GB 9802907D0
Authority
GB
United Kingdom
Prior art keywords
transducers
resonant structures
resonant
structures
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.)
Ceased
Application number
GBGB9802907.7A
Other languages
English (en)
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.)
Hydramotion Ltd
Original Assignee
Hydramotion Ltd
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 Hydramotion Ltd filed Critical Hydramotion Ltd
Priority to GBGB9802907.7A priority Critical patent/GB9802907D0/en
Publication of GB9802907D0 publication Critical patent/GB9802907D0/en
Priority to PCT/GB1999/000421 priority patent/WO1999041735A1/en
Priority to DE69907411T priority patent/DE69907411T2/de
Priority to AU25320/99A priority patent/AU2532099A/en
Priority to EP99905010A priority patent/EP1053542B1/en
Priority to US09/622,311 priority patent/US6450013B1/en
Priority to CN99803941A priority patent/CN1125429C/zh
Priority to JP2000531837A priority patent/JP4106181B2/ja
Ceased legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01H—MEASUREMENT OF MECHANICAL VIBRATIONS OR ULTRASONIC, SONIC OR INFRASONIC WAVES
    • G01H1/00—Measuring characteristics of vibrations in solids by using direct conduction to the detector
    • G01H1/10—Measuring characteristics of vibrations in solids by using direct conduction to the detector of torsional vibrations

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
GBGB9802907.7A 1998-02-12 1998-02-12 Resonant structures for transducers Ceased GB9802907D0 (en)

Priority Applications (8)

Application Number Priority Date Filing Date Title
GBGB9802907.7A GB9802907D0 (en) 1998-02-12 1998-02-12 Resonant structures for transducers
PCT/GB1999/000421 WO1999041735A1 (en) 1998-02-12 1999-02-10 Resonant structures for transducers
DE69907411T DE69907411T2 (de) 1998-02-12 1999-02-10 Resonanzstruktur für akustische wandler
AU25320/99A AU2532099A (en) 1998-02-12 1999-02-10 Resonant structures for transducers
EP99905010A EP1053542B1 (en) 1998-02-12 1999-02-10 Resonant structures for transducers
US09/622,311 US6450013B1 (en) 1998-02-12 1999-02-10 Resonant structures for transducers
CN99803941A CN1125429C (zh) 1998-02-12 1999-02-10 用于换能器的谐振结构
JP2000531837A JP4106181B2 (ja) 1998-02-12 1999-02-10 トランスデューサ用共振構造

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GBGB9802907.7A GB9802907D0 (en) 1998-02-12 1998-02-12 Resonant structures for transducers

Publications (1)

Publication Number Publication Date
GB9802907D0 true GB9802907D0 (en) 1998-04-08

Family

ID=10826820

Family Applications (1)

Application Number Title Priority Date Filing Date
GBGB9802907.7A Ceased GB9802907D0 (en) 1998-02-12 1998-02-12 Resonant structures for transducers

Country Status (8)

Country Link
US (1) US6450013B1 (enExample)
EP (1) EP1053542B1 (enExample)
JP (1) JP4106181B2 (enExample)
CN (1) CN1125429C (enExample)
AU (1) AU2532099A (enExample)
DE (1) DE69907411T2 (enExample)
GB (1) GB9802907D0 (enExample)
WO (1) WO1999041735A1 (enExample)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6964196B2 (en) * 2002-07-08 2005-11-15 Texas Instruments Incorporated Resonant pivoting surface with inertially coupled activation
KR100587822B1 (ko) * 2004-07-15 2006-06-12 한국항공우주연구원 무중력 환경에서의 관성력과 표준 질량을 이용한 질량측정 시스템 및 방법
DE102005009143A1 (de) * 2005-03-01 2006-09-07 Robert Bosch Gmbh Vorrichtung und Verfahren zur Messung von Eigenschaften eines fluiden Mediums
US20080037363A1 (en) * 2006-08-14 2008-02-14 Michael Joe Brannon Agitation system and method for measuring settling rate of solids from a suspension
KR100931153B1 (ko) * 2006-10-18 2009-12-10 현대자동차주식회사 대칭형 점도 센서
US8347693B2 (en) * 2010-08-26 2013-01-08 Halliburton Energy Services, Inc. Apparatus and methods for continuous compatibility testing of subterranean fluids and their compositions under wellbore conditions
EP2614353B1 (en) * 2010-09-07 2021-11-03 Rheonics GmbH Fluid properties measurement device having a symmetric resonator
US10126266B2 (en) 2014-12-29 2018-11-13 Concentric Meter Corporation Fluid parameter sensor and meter
US9752911B2 (en) 2014-12-29 2017-09-05 Concentric Meter Corporation Fluid parameter sensor and meter
WO2016109451A1 (en) 2014-12-29 2016-07-07 Concentric Meter Corporation Electromagnetic transducer
GB201518986D0 (en) 2015-10-27 2015-12-09 Hydramotion Ltd Method and apparatus for the measurement of fluid properties
EP3214424A1 (en) 2016-03-04 2017-09-06 Buira Nunez, Ernest A detection device, a system and a method for measuring fluid properties including viscosity and/or density
WO2018118011A1 (en) * 2016-12-19 2018-06-28 Rheonics, Inc. Resonant sensors for measuring fluid properties capable of operating at high temperatures and pressures
GB201706734D0 (en) * 2017-04-27 2017-06-14 Hydramotion Ltd Techniques and apparatus for rheological flow measurement
US11709119B2 (en) * 2020-01-06 2023-07-25 Saudi Arabian Oil Company Determining the rheological properties of a fluid through a non-linear response
GB202307930D0 (en) * 2023-05-26 2023-07-12 Hydramotion Ltd Multi-oscillator viscoelastic sensing

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE915792C (de) 1942-03-07 1954-07-29 Atlas Werke Ag Vorrichtung zum Senden und Empfangen von Schallwellen im Wasser oder sonstigen fluessigen Medien, insbesondere auf Schiffen
US3712117A (en) * 1971-01-12 1973-01-23 Nat Metal & Refining Co High precision wide dynamic range viscous loss measuring apparatus
JPS63272300A (ja) 1987-04-30 1988-11-09 Yamaichi Electric Mfg Co Ltd 円方向振動子
JP2768893B2 (ja) 1993-09-06 1998-06-25 山一電機株式会社 共振形検液装置
JP2709282B2 (ja) * 1995-03-13 1998-02-04 山一電機株式会社 振動形検液装置

Also Published As

Publication number Publication date
DE69907411T2 (de) 2004-03-18
EP1053542A1 (en) 2000-11-22
AU2532099A (en) 1999-08-30
EP1053542B1 (en) 2003-05-02
JP4106181B2 (ja) 2008-06-25
CN1292912A (zh) 2001-04-25
DE69907411D1 (de) 2003-06-05
WO1999041735A1 (en) 1999-08-19
US6450013B1 (en) 2002-09-17
JP2002503819A (ja) 2002-02-05
CN1125429C (zh) 2003-10-22

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Legal Events

Date Code Title Description
AT Applications terminated before publication under section 16(1)