FR2336852B1 - - Google Patents

Info

Publication number
FR2336852B1
FR2336852B1 FR7539562A FR7539562A FR2336852B1 FR 2336852 B1 FR2336852 B1 FR 2336852B1 FR 7539562 A FR7539562 A FR 7539562A FR 7539562 A FR7539562 A FR 7539562A FR 2336852 B1 FR2336852 B1 FR 2336852B1
Authority
FR
France
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.)
Expired
Application number
FR7539562A
Other languages
French (fr)
Other versions
FR2336852A1 (fr
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.)
Nexans Interface SA
Original Assignee
Mars Actel 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 Mars Actel SA filed Critical Mars Actel SA
Priority to FR7539562A priority Critical patent/FR2336852A1/fr
Publication of FR2336852A1 publication Critical patent/FR2336852A1/fr
Application granted granted Critical
Publication of FR2336852B1 publication Critical patent/FR2336852B1/fr
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K5/00—Casings, cabinets or drawers for electric apparatus
    • H05K5/06—Hermetically-sealed casings
    • H05K5/068—Hermetically-sealed casings having a pressure compensation device, e.g. membrane
    • 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
    • G01M3/26—Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors
    • G01M3/32—Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors for containers, e.g. radiators
    • G01M3/3281—Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors for containers, e.g. radiators removably mounted in a test cell
    • G01M3/329—Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors for containers, e.g. radiators removably mounted in a test cell for verifying the internal pressure of closed containers

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Measuring Fluid Pressure (AREA)
FR7539562A 1975-12-23 1975-12-23 Procede et dispositif pour le controle de l'etancheite d'une enceinte Granted FR2336852A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7539562A FR2336852A1 (fr) 1975-12-23 1975-12-23 Procede et dispositif pour le controle de l'etancheite d'une enceinte

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7539562A FR2336852A1 (fr) 1975-12-23 1975-12-23 Procede et dispositif pour le controle de l'etancheite d'une enceinte

Publications (2)

Publication Number Publication Date
FR2336852A1 FR2336852A1 (fr) 1977-07-22
FR2336852B1 true FR2336852B1 (zh) 1980-06-13

Family

ID=9164096

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7539562A Granted FR2336852A1 (fr) 1975-12-23 1975-12-23 Procede et dispositif pour le controle de l'etancheite d'une enceinte

Country Status (1)

Country Link
FR (1) FR2336852A1 (zh)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2648981B1 (fr) * 1989-06-23 1991-10-11 Egide Sa Boitier rainure pour composants hybrides

Also Published As

Publication number Publication date
FR2336852A1 (fr) 1977-07-22

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Legal Events

Date Code Title Description
ST Notification of lapse