IT1135836B - Sistema per la misura dello spessore di parete di un oggetto - Google Patents
Sistema per la misura dello spessore di parete di un oggettoInfo
- Publication number
- IT1135836B IT1135836B IT21768/81A IT2176881A IT1135836B IT 1135836 B IT1135836 B IT 1135836B IT 21768/81 A IT21768/81 A IT 21768/81A IT 2176881 A IT2176881 A IT 2176881A IT 1135836 B IT1135836 B IT 1135836B
- Authority
- IT
- Italy
- Prior art keywords
- measuring
- wall thickness
- thickness
- wall
- Prior art date
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
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Length Measuring Devices Characterised By Use Of Acoustic Means (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NL8002888A NL8002888A (nl) | 1980-05-19 | 1980-05-19 | Stelsel voor het meten van de wanddikte van een meetobject. |
Publications (2)
Publication Number | Publication Date |
---|---|
IT8121768A0 IT8121768A0 (it) | 1981-05-18 |
IT1135836B true IT1135836B (it) | 1986-08-27 |
Family
ID=19835324
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT21768/81A IT1135836B (it) | 1980-05-19 | 1981-05-18 | Sistema per la misura dello spessore di parete di un oggetto |
Country Status (8)
Country | Link |
---|---|
US (1) | US4398420A (it) |
JP (1) | JPS5710407A (it) |
BE (1) | BE888841A (it) |
DE (1) | DE3119343C2 (it) |
FR (1) | FR2482721B1 (it) |
GB (1) | GB2076154B (it) |
IT (1) | IT1135836B (it) |
NL (1) | NL8002888A (it) |
Families Citing this family (12)
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 |
US4817432A (en) * | 1985-09-27 | 1989-04-04 | Design Team Partners | Digital ultrasonic instrument for ophthalmic use |
US4658633A (en) * | 1985-11-15 | 1987-04-21 | View Engineering, Inc. | Apparatus and method for measuring properties of cylindrical objects |
JPS62288511A (ja) * | 1986-06-09 | 1987-12-15 | Nippon Kokan Kk <Nkk> | 空中超音波による板厚計測方法 |
US4711120A (en) * | 1986-10-06 | 1987-12-08 | Association Of American Railroads | Method of wear monitoring using ultrasonic phase comparison |
JPH0643686Y2 (ja) * | 1987-07-14 | 1994-11-14 | 横河電機株式会社 | 超音波測距装置 |
US4953141A (en) * | 1987-08-28 | 1990-08-28 | Recurrent Solutions Limited Partnership | Sonic distance-measuring device |
US5192933A (en) * | 1990-06-14 | 1993-03-09 | Rodriguez Al W | Field-adjustable ultrasonic detector |
NO179926C (no) * | 1993-04-02 | 1998-03-11 | Red Band As | Framgangsmåte for automatisk tilstandskontroll, inspeksjon, rengjöring og/eller overflatebehandling av strukturer, særlig tykkelsesmåling av platekonstruksjoner og rör |
JPH0894344A (ja) * | 1994-07-26 | 1996-04-12 | Shinko Kensa Service Kk | 超音波の横波を利用した層厚測定装置 |
DE19741586C1 (de) * | 1997-09-20 | 1999-07-29 | Theysohn Friedrich Fa | Ultraschallmeßgerät mit Sender und Empfänger für die Ortung der geometrischen Lage der Grenze zwischen einem ersten und einem zweiten Stoff von einem Bezugsort |
US8156813B2 (en) * | 2009-12-03 | 2012-04-17 | Olympus Ndt Inc. | High dynamic range NDT/NDI inspection device with selective noise averaging |
Family Cites Families (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3220248A (en) * | 1962-08-20 | 1965-11-30 | American Mach & Foundry | Ultrasonic inspection device |
US3339403A (en) * | 1963-09-03 | 1967-09-05 | Continental Oil Co | Non-destructive thickness measuring device |
US3354700A (en) * | 1964-07-02 | 1967-11-28 | United States Steel Corp | Apparatus for measuring thickness of materials by sound-wave reflection |
NL6515146A (it) * | 1964-12-14 | 1966-06-15 | ||
FR1426247A (fr) * | 1964-12-14 | 1966-01-28 | Rochar Electronique | Procédé et circuit de calcul analogique |
US3427868A (en) * | 1965-12-20 | 1969-02-18 | Schlumberger Instrumentation | Ultrasonic device for measuring the thickness of objects |
US3690154A (en) * | 1969-07-21 | 1972-09-12 | Atomic Energy Authority Uk | Apparatus for measuring thickness |
GB1323079A (en) * | 1970-02-09 | 1973-07-11 | British Steel Corp | Ultrasonic measuring apparatus |
US3688565A (en) * | 1970-09-28 | 1972-09-05 | Sonie Instr Inc | Ultrasonic thickness gauge |
JPS555056B2 (it) * | 1972-07-05 | 1980-02-04 | ||
US3808879A (en) * | 1972-08-03 | 1974-05-07 | Amf Inc | Ultrasonic wall thickness measurement |
GB1366050A (en) * | 1973-09-14 | 1974-09-11 | British Steel Corp | Ultrasonic thickness measurement |
US3985022A (en) * | 1975-06-09 | 1976-10-12 | Krautkramer-Branson, Incorporated | Ultrasonic thickness measuring method and apparatus |
DE2610457C2 (de) * | 1976-03-10 | 1978-08-10 | Karl Deutsch Pruef- Und Messgeraetebau, 5600 Wuppertal | Verfahren zur automatischen Nachführung von Anzeigenerwartungsbereichen bei der Ultraschallprüfung |
DE2620835C3 (de) * | 1976-05-11 | 1981-09-24 | Krautkrämer, GmbH, 5000 Köln | Elektronisches Zeitintervall-Meßverfahren |
JPS542153A (en) * | 1977-06-07 | 1979-01-09 | Mitsubishi Electric Corp | Ultrasonic thickness gauge |
JPS54107359A (en) * | 1978-02-09 | 1979-08-23 | Mitsubishi Electric Corp | Ultrasonic thickness gauge |
JPS5839288B2 (ja) * | 1978-07-04 | 1983-08-29 | 日本鋼管株式会社 | 超音波式厚み計 |
-
1980
- 1980-05-19 NL NL8002888A patent/NL8002888A/nl not_active Application Discontinuation
-
1981
- 1981-05-15 US US06/263,892 patent/US4398420A/en not_active Expired - Lifetime
- 1981-05-15 DE DE3119343A patent/DE3119343C2/de not_active Expired - Fee Related
- 1981-05-18 IT IT21768/81A patent/IT1135836B/it active
- 1981-05-18 GB GB8115180A patent/GB2076154B/en not_active Expired
- 1981-05-19 FR FR8109983A patent/FR2482721B1/fr not_active Expired
- 1981-05-19 BE BE2/59163A patent/BE888841A/nl not_active IP Right Cessation
- 1981-05-19 JP JP7559981A patent/JPS5710407A/ja active Granted
Also Published As
Publication number | Publication date |
---|---|
JPH0143881B2 (it) | 1989-09-25 |
DE3119343C2 (de) | 1994-09-22 |
US4398420A (en) | 1983-08-16 |
IT8121768A0 (it) | 1981-05-18 |
NL8002888A (nl) | 1981-12-16 |
FR2482721B1 (fr) | 1986-08-29 |
GB2076154A (en) | 1981-11-25 |
BE888841A (nl) | 1981-11-19 |
JPS5710407A (en) | 1982-01-20 |
DE3119343A1 (de) | 1982-04-22 |
GB2076154B (en) | 1984-05-23 |
FR2482721A1 (fr) | 1981-11-20 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
TA | Fee payment date (situation as of event date), data collected since 19931001 |
Effective date: 19940429 |