DK408387A - Ultralyddetektor for tynde folier - Google Patents

Ultralyddetektor for tynde folier

Info

Publication number
DK408387A
DK408387A DK408387A DK408387A DK408387A DK 408387 A DK408387 A DK 408387A DK 408387 A DK408387 A DK 408387A DK 408387 A DK408387 A DK 408387A DK 408387 A DK408387 A DK 408387A
Authority
DK
Denmark
Prior art keywords
thin films
ultrasonic detector
ultrasonic
detector
films
Prior art date
Application number
DK408387A
Other languages
English (en)
Other versions
DK163451C (da
DK408387D0 (da
DK163451B (da
Inventor
Thomas Busch-Soerensen
Original Assignee
Eskofot As
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 Eskofot As filed Critical Eskofot As
Priority to DK408387A priority Critical patent/DK163451C/da
Publication of DK408387D0 publication Critical patent/DK408387D0/da
Priority to GB8816536A priority patent/GB2207754B/en
Priority to DE3824715A priority patent/DE3824715A1/de
Priority to NL8801849A priority patent/NL8801849A/nl
Priority to JP63194668A priority patent/JPH0198922A/ja
Publication of DK408387A publication Critical patent/DK408387A/da
Priority to US07/490,492 priority patent/US5023846A/en
Publication of DK163451B publication Critical patent/DK163451B/da
Application granted granted Critical
Publication of DK163451C publication Critical patent/DK163451C/da

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B17/00—Measuring arrangements characterised by the use of infrasonic, sonic or ultrasonic vibrations
    • G01B17/02—Measuring arrangements characterised by the use of infrasonic, sonic or ultrasonic vibrations for measuring thickness
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S367/00—Communications, electrical: acoustic wave systems and devices
    • Y10S367/908—Material level detection, e.g. liquid level

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
  • Transducers For Ultrasonic Waves (AREA)
  • Controlling Sheets Or Webs (AREA)
DK408387A 1987-08-05 1987-08-05 Fremgangsmaade til detektion af isaer tynde folier DK163451C (da)

Priority Applications (6)

Application Number Priority Date Filing Date Title
DK408387A DK163451C (da) 1987-08-05 1987-08-05 Fremgangsmaade til detektion af isaer tynde folier
GB8816536A GB2207754B (en) 1987-08-05 1988-07-12 Ultrasound detector of thin films
DE3824715A DE3824715A1 (de) 1987-08-05 1988-07-20 Ultraschalldetektor fuer duenne folien
NL8801849A NL8801849A (nl) 1987-08-05 1988-07-21 Ultrasonore detector voor dunne films.
JP63194668A JPH0198922A (ja) 1987-08-05 1988-08-05 超音波送信機及び超音波受信機よりなる薄いフイルムの超音波探知器
US07/490,492 US5023846A (en) 1987-08-05 1990-02-28 Ultrasonic detector for detecting a thin film

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DK408387 1987-08-05
DK408387A DK163451C (da) 1987-08-05 1987-08-05 Fremgangsmaade til detektion af isaer tynde folier

Publications (4)

Publication Number Publication Date
DK408387D0 DK408387D0 (da) 1987-08-05
DK408387A true DK408387A (da) 1989-02-06
DK163451B DK163451B (da) 1992-03-02
DK163451C DK163451C (da) 1992-07-20

Family

ID=8130008

Family Applications (1)

Application Number Title Priority Date Filing Date
DK408387A DK163451C (da) 1987-08-05 1987-08-05 Fremgangsmaade til detektion af isaer tynde folier

Country Status (6)

Country Link
US (1) US5023846A (da)
JP (1) JPH0198922A (da)
DE (1) DE3824715A1 (da)
DK (1) DK163451C (da)
GB (1) GB2207754B (da)
NL (1) NL8801849A (da)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4143212A1 (de) * 1991-12-30 1993-07-01 Rieter Ag Maschf Sender-empfaenger-system
US6511064B1 (en) * 2000-04-19 2003-01-28 Eastman Kodak Company Method and apparatus for multiple document detection using ultrasonic phase shift amplitude
US7526969B2 (en) * 2004-01-07 2009-05-05 Pepper1 + Fuchs Gmbh Method and device for the contactless detection of flat objects
DE102005026200A1 (de) 2005-06-07 2006-12-21 Pepperl + Fuchs Gmbh Detektion und Vorrichtung zur Detektion von Aufzeichnungsträgern
KR20090116040A (ko) * 2008-05-06 2009-11-11 한국표준과학연구원 음향 임피던스 정합층을 이용한 용기부 내의 압력측정장치
KR20090116039A (ko) * 2008-05-06 2009-11-11 한국표준과학연구원 음향 임피던스 변화를 이용한 압력측정장치
US8585050B2 (en) 2011-12-06 2013-11-19 Eastman Kodak Company Combined ultrasonic-based multifeed detection system and sound-based damage detection system
JP6395283B2 (ja) 2014-03-20 2018-09-26 国立大学法人九州工業大学 音波センサ
CN112730626B (zh) * 2021-01-05 2021-11-09 中国科学院声学研究所 一种基于矢量传感器的现场隔声测量装置及测量方法

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB710124A (en) * 1950-09-22 1954-06-09 British Thomson Houston Co Ltd Improvements in and relating to methods of measuring thickness or density of thin sheets
US3016460A (en) * 1958-04-14 1962-01-09 Goodyear Tire & Rubber Method and apparatus for web thickness control
US3065455A (en) * 1958-10-07 1962-11-20 Wilfred Roth Detection apparatus
US3342284A (en) * 1966-01-10 1967-09-19 James D Baird Web position measuring device and method
US3603680A (en) * 1969-12-24 1971-09-07 Xerox Corp Ultrasonic paper detection
CH543075A (de) * 1972-03-15 1973-10-15 Zellweger Uster Ag Verfahren und Vorrichtung zur mindestens näherungsweisen Bestimmung der Querschnittsgrösse von faden- oder drahtförmigem Material, insbesondere von Erzeugnissen der Textilindustrie und der Drahtfabrikation
US3881353A (en) * 1974-04-29 1975-05-06 Dickey John Corp Ultrasonic sensor
US4066969A (en) * 1975-09-22 1978-01-03 Eastman Kodak Company Multiple sheet detecting apparatus
DE2754040A1 (de) * 1977-12-05 1979-06-13 Roland Offsetmaschf Warnsystem fuer druckmaschinen
DE2917510C2 (de) * 1979-04-30 1982-12-23 Krautkrämer, GmbH, 5000 Köln Verfahren zur automatischen Erkennung der Breite, der Kopf- und der Seitenkonturen von blech- oder bandförmigen Prüfstücken bei der Werkstoffprüfung mit Ultraschall
NL8000295A (nl) * 1980-01-17 1981-08-17 Oce Nederland Bv Inrichting voor het detekteren van velvormige voorwerpen.
DE3048710A1 (de) * 1980-12-23 1982-07-15 GAO Gesellschaft für Automation und Organisation mbH, 8000 München "verfahren zur pruefung des flaechengewichts von duennem material"
US4368438A (en) * 1981-01-26 1983-01-11 Oce-Nederland B.V. System for detecting sheet-like objects
DE3117236A1 (de) * 1981-04-30 1982-11-18 Agfa-Gevaert Ag, 5090 Leverkusen Verfahren zur abtastung von gegenstaenden
US4494841A (en) * 1983-09-12 1985-01-22 Eastman Kodak Company Acoustic transducers for acoustic position sensing apparatus

Also Published As

Publication number Publication date
US5023846A (en) 1991-06-11
DK163451C (da) 1992-07-20
GB2207754B (en) 1991-10-09
DK408387D0 (da) 1987-08-05
DK163451B (da) 1992-03-02
GB8816536D0 (en) 1988-08-17
GB2207754A (en) 1989-02-08
DE3824715A1 (de) 1989-02-16
NL8801849A (nl) 1989-03-01
JPH0198922A (ja) 1989-04-17

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Legal Events

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