FR2455741A1 - Procede et dispositif pour detecter les defauts internes dans des pieces - Google Patents
Procede et dispositif pour detecter les defauts internes dans des piecesInfo
- Publication number
- FR2455741A1 FR2455741A1 FR8009891A FR8009891A FR2455741A1 FR 2455741 A1 FR2455741 A1 FR 2455741A1 FR 8009891 A FR8009891 A FR 8009891A FR 8009891 A FR8009891 A FR 8009891A FR 2455741 A1 FR2455741 A1 FR 2455741A1
- Authority
- FR
- France
- Prior art keywords
- parts
- internal defects
- signals
- detecting internal
- stored
- 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- Withdrawn
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N29/00—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
- G01N29/36—Detecting the response signal, e.g. electronic circuits specially adapted therefor
- G01N29/38—Detecting the response signal, e.g. electronic circuits specially adapted therefor by time filtering, e.g. using time gates
Landscapes
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
Abstract
PROCEDE ET DISPOSITIF DE SONDAGE DE PIECES 1 PAR ULTRASONS. LES SIGNAUX DE RECEPTION ANALOGIQUE PROVENANT DES TETES DE CONTROLE P, P, P SONT COMPARES AVEC UNE VALEUR DE SEUIL DEPENDANT DE L'EPAISSEUR DE L'ECHANTILLON, CE QUI PERMET DE CONSTATER LA PRESENCE OU L'ABSENCE D'UN DEFAUT; LES SIGNAUX DE RECEPTION SONT MIS SOUS LA FORME DE SIGNAUX NUMERIQUES QUI SONT MIS EN MEMOIRE; LES SIGNAUX MEMORISES, A L'EMPLACEMENT DE MESURE, SONT APPELES PAR UNE UNITE D'INTERPRETATION 2 PAR L'INTERMEDIAIRE DE CONDUCTEURS OMNIBUS.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE2917539A DE2917539C2 (de) | 1979-04-30 | 1979-04-30 | Verfahren und Vorrichtung zur Ermittlung von Ungänzen |
Publications (1)
Publication Number | Publication Date |
---|---|
FR2455741A1 true FR2455741A1 (fr) | 1980-11-28 |
Family
ID=6069657
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR8009891A Withdrawn FR2455741A1 (fr) | 1979-04-30 | 1980-04-30 | Procede et dispositif pour detecter les defauts internes dans des pieces |
Country Status (6)
Country | Link |
---|---|
JP (1) | JPS55151259A (fr) |
BR (1) | BR8002765A (fr) |
DE (1) | DE2917539C2 (fr) |
FR (1) | FR2455741A1 (fr) |
GB (1) | GB2047895A (fr) |
IT (1) | IT8048534A0 (fr) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2140561A (en) * | 1983-05-27 | 1984-11-28 | Fulmer Res Inst Ltd | Ultrasonic testing apparatus and a method of ultrasonic testing |
DE3720219A1 (de) * | 1987-06-17 | 1988-12-29 | Betr Forsch Inst Angew Forsch | Verfahren zur ueberpruefung von bauteilen |
JPH0228552A (ja) * | 1988-07-19 | 1990-01-30 | Haabesuto:Kk | フィルム材料のピンホール検出装置 |
DE4008300A1 (de) * | 1990-03-15 | 1991-09-26 | Benteler Werke Ag | Verfahren und vorrichtung zur kontinuierlichen zerstoerungsfreien untersuchung von stangenfoermigen prueflingen |
DE19507177A1 (de) * | 1995-03-02 | 1996-09-05 | Daimler Benz Ag | Meßanordnung zur Ortung einer lokalen Zustandsänderung |
DE19921217B4 (de) * | 1999-05-07 | 2004-11-25 | Leuze Electronic Gmbh + Co Kg | Vorrichtung zur Detektion von Etiketten |
DE10327389B3 (de) * | 2003-06-18 | 2004-12-16 | Leuze Electronic Gmbh + Co. Kg | Sensoranordnung |
JP2009273880A (ja) * | 2008-04-17 | 2009-11-26 | Canon Inc | 超音波診断装置及び超音波探触子の動作の試験方法 |
JP6506393B2 (ja) * | 2016-04-06 | 2019-04-24 | 株式会社Subaru | 超音波検査システム、超音波検査方法及び航空機構造体 |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2604651A1 (de) * | 1976-02-04 | 1977-10-27 | Mannesmann Ag | Verfahren und vorrichtung zur zerstoerungsfreien pruefung von blechen und baendern |
DE2623522C2 (de) * | 1976-05-26 | 1983-12-22 | Krautkrämer GmbH, 5000 Köln | Verfahren zur zerstörungsfreien Werkstoffprüfung mit Ultraschall |
DE2623892B2 (de) * | 1976-05-28 | 1980-05-14 | Karl Deutsch Pruef- Und Messgeraetebau, 5600 Wuppertal | Verfahren zum Bewerten von Ultraschall-Signalen in Ultraschall-Prüfgeräten für die zerstörungsfreie Werkstoffprüfung |
DE2632674B2 (de) * | 1976-07-16 | 1978-06-08 | Karl Deutsch Pruef- Und Messgeraetebau, 5600 Wuppertal | Elektronische Einrichtung zur taktweisen Erfassung, Aus- und Bewertung von Impulsen bei der zerstörungsfreien Ultraschall-Werkstoffprüfung |
-
1979
- 1979-04-30 DE DE2917539A patent/DE2917539C2/de not_active Expired
-
1980
- 1980-04-25 GB GB8013651A patent/GB2047895A/en not_active Withdrawn
- 1980-04-28 IT IT8048534A patent/IT8048534A0/it unknown
- 1980-04-30 FR FR8009891A patent/FR2455741A1/fr not_active Withdrawn
- 1980-04-30 JP JP5773880A patent/JPS55151259A/ja active Pending
- 1980-04-30 BR BR8002765A patent/BR8002765A/pt unknown
Also Published As
Publication number | Publication date |
---|---|
DE2917539A1 (de) | 1981-01-22 |
JPS55151259A (en) | 1980-11-25 |
BR8002765A (pt) | 1980-12-16 |
IT8048534A0 (it) | 1980-04-28 |
GB2047895A (en) | 1980-12-03 |
DE2917539C2 (de) | 1982-11-18 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |