IN2014KN01317A - - Google Patents

Info

Publication number
IN2014KN01317A
IN2014KN01317A IN1317KON2014A IN2014KN01317A IN 2014KN01317 A IN2014KN01317 A IN 2014KN01317A IN 1317KON2014 A IN1317KON2014 A IN 1317KON2014A IN 2014KN01317 A IN2014KN01317 A IN 2014KN01317A
Authority
IN
India
Prior art keywords
substrate
ultrasound transceiver
sound
level
soldered
Prior art date
Application number
Inventor
Frank Kuehnel
Karl Friedrich Pfeiffer
Manfred Roth
Original Assignee
Continental Automotive Gmbh
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 Continental Automotive Gmbh filed Critical Continental Automotive Gmbh
Publication of IN2014KN01317A publication Critical patent/IN2014KN01317A/en

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F23/00—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm
    • G01F23/22—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water
    • G01F23/28—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water by measuring the variations of parameters of electromagnetic or acoustic waves applied directly to the liquid or fluent solid material
    • G01F23/296—Acoustic waves
    • G01F23/2968—Transducers specially adapted for acoustic level indicators
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F23/00—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm
    • G01F23/22—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water
    • G01F23/28—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water by measuring the variations of parameters of electromagnetic or acoustic waves applied directly to the liquid or fluent solid material
    • G01F23/296—Acoustic waves
    • G01F23/2962—Measuring transit time of reflected waves

Landscapes

  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Electromagnetism (AREA)
  • Thermal Sciences (AREA)
  • Fluid Mechanics (AREA)
  • General Physics & Mathematics (AREA)
  • Measurement Of Levels Of Liquids Or Fluent Solid Materials (AREA)
  • Transducers For Ultrasonic Waves (AREA)
  • Cooling, Air Intake And Gas Exhaust, And Fuel Tank Arrangements In Propulsion Units (AREA)
  • Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)

Abstract

The invention relates to a level transmitter (6) consisting of a sound carrying tube (8) and a level sensor with an ultrasound transceiver (5) and sensor electronics (4). The ultrasound transceiver (5) is arranged in a housing (1) consisting of a ceramic substrate (3) and a metal cover (2) soldered to the substrate (3) wherein the ultrasound transceiver (5) is connected to the substrate (3) with at least the sound emitting region.
IN1317KON2014 2012-01-05 2012-12-20 IN2014KN01317A (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE102012200118 2012-01-05
DE102012200757.1A DE102012200757B4 (en) 2012-01-05 2012-01-19 Level sensor
PCT/EP2012/076519 WO2013102581A1 (en) 2012-01-05 2012-12-20 Ultrasound level transmitter

Publications (1)

Publication Number Publication Date
IN2014KN01317A true IN2014KN01317A (en) 2015-10-16

Family

ID=48652680

Family Applications (1)

Application Number Title Priority Date Filing Date
IN1317KON2014 IN2014KN01317A (en) 2012-01-05 2012-12-20

Country Status (7)

Country Link
US (1) US9829369B2 (en)
EP (1) EP2800954B1 (en)
JP (1) JP5911602B2 (en)
CN (1) CN104040303B (en)
DE (1) DE102012200757B4 (en)
IN (1) IN2014KN01317A (en)
WO (1) WO2013102581A1 (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102016003657A1 (en) * 2016-03-30 2017-10-05 Hella Kgaa Hueck & Co. Device for measuring a level of a liquid
DE102016205240B3 (en) * 2016-03-30 2017-07-13 Continental Automotive Gmbh Method of manufacturing an ultrasonic sensor and ultrasonic sensor
DE102016003658A1 (en) 2016-03-30 2017-10-05 Hella Kgaa Hueck & Co. Electronic component with a component housing
US10281314B2 (en) 2016-03-30 2019-05-07 Hella Kgaa Hueck & Co. Device for measuring a fill level of a liquid
DE102016209424A1 (en) * 2016-05-31 2017-11-30 Continental Automotive Gmbh Sensor module for a vehicle
US10208555B2 (en) * 2016-09-27 2019-02-19 Cameron International Corporation Blowout preventer monitoring systems and methods
US20180190897A1 (en) * 2017-01-04 2018-07-05 Broadsens Corp. Mechanically strengthened piezoelectric sensor for structural health monitoring
CN111504419B (en) * 2020-06-04 2021-05-11 浙江大学 Device and method for measuring liquid medicine amount of plant protection unmanned aerial vehicle

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KR100722687B1 (en) * 2006-05-09 2007-05-30 주식회사 비에스이 Directional silicon condenser microphone having additional back chamber
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JP2009190080A (en) * 2008-02-18 2009-08-27 Neomax Material:Kk Copper-silver brazing filler metal and cladding material for lid of package for electronic component
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DE102012205640B4 (en) * 2012-01-05 2018-05-30 Continental Automotive Gmbh level sensor

Also Published As

Publication number Publication date
EP2800954B1 (en) 2021-09-01
WO2013102581A1 (en) 2013-07-11
US20140352426A1 (en) 2014-12-04
JP2015504278A (en) 2015-02-05
JP5911602B2 (en) 2016-04-27
CN104040303A (en) 2014-09-10
US9829369B2 (en) 2017-11-28
DE102012200757B4 (en) 2022-01-05
EP2800954A1 (en) 2014-11-12
DE102012200757A1 (en) 2013-07-11
CN104040303B (en) 2017-09-22

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