FR2728343A1 - Dispositif de test d'etancheite de boitier - Google Patents

Dispositif de test d'etancheite de boitier Download PDF

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Publication number
FR2728343A1
FR2728343A1 FR9415318A FR9415318A FR2728343A1 FR 2728343 A1 FR2728343 A1 FR 2728343A1 FR 9415318 A FR9415318 A FR 9415318A FR 9415318 A FR9415318 A FR 9415318A FR 2728343 A1 FR2728343 A1 FR 2728343A1
Authority
FR
France
Prior art keywords
bubble
measuring system
liquid
volume
capillary tube
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.)
Granted
Application number
FR9415318A
Other languages
English (en)
French (fr)
Other versions
FR2728343B1 (enrdf_load_stackoverflow
Inventor
Jean Claude Boisde
Saverio Lerose
Serge Dussart
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.)
Automobiles Peugeot SA
Original Assignee
Automobiles Peugeot SA
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 Automobiles Peugeot SA filed Critical Automobiles Peugeot SA
Priority to FR9415318A priority Critical patent/FR2728343A1/fr
Publication of FR2728343A1 publication Critical patent/FR2728343A1/fr
Application granted granted Critical
Publication of FR2728343B1 publication Critical patent/FR2728343B1/fr
Granted legal-status Critical Current

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Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G01M3/00—Investigating fluid-tightness of structures
    • G01M3/02—Investigating fluid-tightness of structures by using fluid or vacuum
    • G01M3/04—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point
    • G01M3/06—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point by observing bubbles in a liquid pool
    • G01M3/10—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point by observing bubbles in a liquid pool for containers, e.g. radiators

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Examining Or Testing Airtightness (AREA)
FR9415318A 1994-12-20 1994-12-20 Dispositif de test d'etancheite de boitier Granted FR2728343A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR9415318A FR2728343A1 (fr) 1994-12-20 1994-12-20 Dispositif de test d'etancheite de boitier

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9415318A FR2728343A1 (fr) 1994-12-20 1994-12-20 Dispositif de test d'etancheite de boitier

Publications (2)

Publication Number Publication Date
FR2728343A1 true FR2728343A1 (fr) 1996-06-21
FR2728343B1 FR2728343B1 (enrdf_load_stackoverflow) 1997-03-07

Family

ID=9469986

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9415318A Granted FR2728343A1 (fr) 1994-12-20 1994-12-20 Dispositif de test d'etancheite de boitier

Country Status (1)

Country Link
FR (1) FR2728343A1 (enrdf_load_stackoverflow)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8081316B2 (en) 2004-08-06 2011-12-20 The General Hospital Corporation Process, system and software arrangement for determining at least one location in a sample using an optical coherence tomography

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57127823A (en) * 1981-01-30 1982-08-09 Matsushita Electric Works Ltd Leak test method for enclosed electric unit
FR2644890A1 (fr) * 1989-03-10 1990-09-28 Kayaba Industry Co Ltd Procede de detection d'une fuite dans un recipient hermetique
EP0421858A1 (fr) * 1989-10-03 1991-04-10 Thomson-Csf Procédé et dispositif de test d'étanchéité d'un boîtier

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57127823A (en) * 1981-01-30 1982-08-09 Matsushita Electric Works Ltd Leak test method for enclosed electric unit
FR2644890A1 (fr) * 1989-03-10 1990-09-28 Kayaba Industry Co Ltd Procede de detection d'une fuite dans un recipient hermetique
EP0421858A1 (fr) * 1989-10-03 1991-04-10 Thomson-Csf Procédé et dispositif de test d'étanchéité d'un boîtier

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
PATENT ABSTRACTS OF JAPAN vol. 6, no. 225 (P - 154)<1103> 10 November 1982 (1982-11-10) *

Also Published As

Publication number Publication date
FR2728343B1 (enrdf_load_stackoverflow) 1997-03-07

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Legal Events

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ST Notification of lapse

Effective date: 20081020