DE69732300D1 - Ultraschallwellenpuffer oder - leiter - Google Patents

Ultraschallwellenpuffer oder - leiter

Info

Publication number
DE69732300D1
DE69732300D1 DE69732300T DE69732300T DE69732300D1 DE 69732300 D1 DE69732300 D1 DE 69732300D1 DE 69732300 T DE69732300 T DE 69732300T DE 69732300 T DE69732300 T DE 69732300T DE 69732300 D1 DE69732300 D1 DE 69732300D1
Authority
DE
Germany
Prior art keywords
ladder
ultrasound wave
wave buffer
buffer
ultrasound
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 - Lifetime
Application number
DE69732300T
Other languages
English (en)
Other versions
DE69732300T2 (de
Inventor
C Lynnworth
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.)
Panametrics LLC
Original Assignee
Panametrics LLC
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 Panametrics LLC filed Critical Panametrics LLC
Application granted granted Critical
Publication of DE69732300D1 publication Critical patent/DE69732300D1/de
Publication of DE69732300T2 publication Critical patent/DE69732300T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
    • G10K11/00—Methods or devices for transmitting, conducting or directing sound in general; Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
    • G10K11/18—Methods or devices for transmitting, conducting or directing sound
    • G10K11/24—Methods or devices for transmitting, conducting or directing sound for conducting sound through solid bodies, e.g. wires
    • 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
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2291/00—Indexing codes associated with group G01N29/00
    • G01N2291/02—Indexing codes associated with the analysed material
    • G01N2291/028—Material parameters
    • G01N2291/02836—Flow rate, liquid level

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Fluid Mechanics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Measuring Volume Flow (AREA)
  • Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
DE69732300T 1996-10-29 1997-10-27 Ultraschallwellenpuffer oder - leiter Expired - Lifetime DE69732300T2 (de)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US2928296P 1996-10-29 1996-10-29
US29282P 1996-10-29
US879690 1997-06-20
US08/879,690 US6047602A (en) 1996-10-29 1997-06-20 Ultrasonic buffer/waveguide
PCT/US1997/019238 WO1998019296A1 (en) 1996-10-29 1997-10-27 Ultrasonic buffer/waveguide

Publications (2)

Publication Number Publication Date
DE69732300D1 true DE69732300D1 (de) 2005-02-24
DE69732300T2 DE69732300T2 (de) 2006-04-13

Family

ID=26704777

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69732300T Expired - Lifetime DE69732300T2 (de) 1996-10-29 1997-10-27 Ultraschallwellenpuffer oder - leiter

Country Status (5)

Country Link
US (1) US6047602A (de)
EP (1) EP0935798B1 (de)
JP (1) JP4107685B2 (de)
DE (1) DE69732300T2 (de)
WO (1) WO1998019296A1 (de)

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DE69732300T2 (de) 2006-04-13
WO1998019296A1 (en) 1998-05-07
JP2001527639A (ja) 2001-12-25
US6047602A (en) 2000-04-11
EP0935798B1 (de) 2005-01-19
EP0935798A1 (de) 1999-08-18
JP4107685B2 (ja) 2008-06-25

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