EP0835427A4 - Apparatus for and method of draining ultrasonic transducer port cavities - Google Patents

Apparatus for and method of draining ultrasonic transducer port cavities

Info

Publication number
EP0835427A4
EP0835427A4 EP95936058A EP95936058A EP0835427A4 EP 0835427 A4 EP0835427 A4 EP 0835427A4 EP 95936058 A EP95936058 A EP 95936058A EP 95936058 A EP95936058 A EP 95936058A EP 0835427 A4 EP0835427 A4 EP 0835427A4
Authority
EP
European Patent Office
Prior art keywords
draining
ultrasonic transducer
transducer port
port cavities
cavities
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.)
Withdrawn
Application number
EP95936058A
Other languages
German (de)
French (fr)
Other versions
EP0835427A2 (en
Inventor
William Freund Jr
Charles R Allen
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.)
Daniel Industries Inc
Original Assignee
Daniel Industries Inc
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 Daniel Industries Inc filed Critical Daniel Industries Inc
Publication of EP0835427A2 publication Critical patent/EP0835427A2/en
Publication of EP0835427A4 publication Critical patent/EP0835427A4/en
Withdrawn legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F15/00—Details of, or accessories for, apparatus of groups G01F1/00 - G01F13/00 insofar as such details or appliances are not adapted to particular types of such apparatus
    • G01F15/08—Air or gas separators in combination with liquid meters; Liquid separators in combination with gas-meters
    • 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
    • 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
    • G01F1/74—Devices for measuring flow of a fluid or flow of a fluent solid material in suspension in another fluid
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F15/00—Details of, or accessories for, apparatus of groups G01F1/00 - G01F13/00 insofar as such details or appliances are not adapted to particular types of such apparatus
    • G01F15/12—Cleaning arrangements; Filters

Landscapes

  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • General Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Measuring Volume Flow (AREA)
EP95936058A 1994-10-21 1995-10-23 Apparatus for and method of draining ultrasonic transducer port cavities Withdrawn EP0835427A4 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US32730194A 1994-10-21 1994-10-21
US327301 1994-10-21
PCT/IB1995/001023 WO1996013701A2 (en) 1994-10-21 1995-10-23 Apparatus for and method of draining ultrasonic transducer port cavities

Publications (2)

Publication Number Publication Date
EP0835427A2 EP0835427A2 (en) 1998-04-15
EP0835427A4 true EP0835427A4 (en) 1998-09-16

Family

ID=23275994

Family Applications (1)

Application Number Title Priority Date Filing Date
EP95936058A Withdrawn EP0835427A4 (en) 1994-10-21 1995-10-23 Apparatus for and method of draining ultrasonic transducer port cavities

Country Status (3)

Country Link
EP (1) EP0835427A4 (en)
AU (1) AU3813895A (en)
WO (1) WO1996013701A2 (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE20122897U1 (en) * 2001-09-14 2009-07-23 Sick Ag Sensor and device for measuring the flow velocity and / or the flow of a fluid
DE10145566A1 (en) 2001-09-14 2003-04-03 Sick Engineering Gmbh Device for measuring the flow rate and / or the flow of a fluid
DE102005003398A1 (en) * 2005-01-24 2006-08-03 Endress + Hauser Flowtec Ag Device for determining and / or monitoring volume and / or mass flow
EP2512335B1 (en) 2009-12-18 2018-05-02 Maquet Critical Care AB Gas meter for ultrasound measurements in a breathing apparatus
WO2011119596A2 (en) * 2010-03-25 2011-09-29 Daniel Measurement And Control, Inc. Ultrasonic flow meter with liquid drainage system
CN103293334B (en) * 2013-05-07 2015-05-20 河南财经政法大学 Flowmeter acoustic sensor
CN109579925A (en) * 2018-11-17 2019-04-05 德闻仪器仪表(上海)有限公司 A kind of built-in multichannel ultrasonic flow metering module
DE102019109787A1 (en) 2019-04-12 2020-10-15 Endress+Hauser SE+Co. KG Hygienic pipe adapter

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4193009A (en) * 1976-01-26 1980-03-11 Durley Benton A Iii Ultrasonic piezoelectric transducer using a rubber mounting
JPS6193914A (en) * 1984-10-13 1986-05-12 Sumitomo Metal Ind Ltd Method and device for ultrasonic measurement of fluid flow rate
US5440937A (en) * 1993-04-30 1995-08-15 Panametrics, Inc. Process and apparatus for ultrasonic measurement of volumeric flow through large-diameter stack

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4823612A (en) * 1986-07-10 1989-04-25 Kaijo Denki Co., Ltd. Socket structure for mounting ultrasonic gas flow measuring device with respect to gas flow pipe
US5275060A (en) * 1990-06-29 1994-01-04 Panametrics, Inc. Ultrasonic transducer system with crosstalk isolation

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4193009A (en) * 1976-01-26 1980-03-11 Durley Benton A Iii Ultrasonic piezoelectric transducer using a rubber mounting
JPS6193914A (en) * 1984-10-13 1986-05-12 Sumitomo Metal Ind Ltd Method and device for ultrasonic measurement of fluid flow rate
US5440937A (en) * 1993-04-30 1995-08-15 Panametrics, Inc. Process and apparatus for ultrasonic measurement of volumeric flow through large-diameter stack

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
PATENT ABSTRACTS OF JAPAN vol. 010, no. 271 (P - 497) 16 September 1986 (1986-09-16) *
See also references of WO9613701A3 *

Also Published As

Publication number Publication date
WO1996013701A2 (en) 1996-05-09
EP0835427A2 (en) 1998-04-15
AU3813895A (en) 1996-05-23
WO1996013701A3 (en) 1996-10-10

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