AT272707B - Verfahren zur Prüfung von Hohlkörpern, insbesondere Uhrengehäusen, auf Dichtheit - Google Patents

Verfahren zur Prüfung von Hohlkörpern, insbesondere Uhrengehäusen, auf Dichtheit

Info

Publication number
AT272707B
AT272707B AT394465A AT394465A AT272707B AT 272707 B AT272707 B AT 272707B AT 394465 A AT394465 A AT 394465A AT 394465 A AT394465 A AT 394465A AT 272707 B AT272707 B AT 272707B
Authority
AT
Austria
Prior art keywords
leaks
hollow bodies
watch cases
particular watch
testing hollow
Prior art date
Application number
AT394465A
Other languages
English (en)
Inventor
Athanase Calyvas
Michel Del Pedro
Original Assignee
Ct Boites S A
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
Priority claimed from CH1504664A external-priority patent/CH425645A/fr
Priority claimed from CH76765A external-priority patent/CH426306A/fr
Application filed by Ct Boites S A filed Critical Ct Boites S A
Application granted granted Critical
Publication of AT272707B publication Critical patent/AT272707B/de

Links

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
    • G01M3/20—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point using special tracer materials, e.g. dye, fluorescent material, radioactive material
    • G01M3/22—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point using special tracer materials, e.g. dye, fluorescent material, radioactive material for pipes, cables or tubes; for pipe joints or seals; for valves; for welds; for containers, e.g. radiators
    • G01M3/226—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point using special tracer materials, e.g. dye, fluorescent material, radioactive material for pipes, cables or tubes; for pipe joints or seals; for valves; for welds; for containers, e.g. radiators for containers, e.g. radiators
    • G01M3/229—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point using special tracer materials, e.g. dye, fluorescent material, radioactive material for pipes, cables or tubes; for pipe joints or seals; for valves; for welds; for containers, e.g. radiators for containers, e.g. radiators removably mounted in a test cell
    • 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
    • G01M3/20—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point using special tracer materials, e.g. dye, fluorescent material, radioactive material
    • G01M3/202—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point using special tracer materials, e.g. dye, fluorescent material, radioactive material using mass spectrometer detection systems
    • 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
    • G01M3/38—Investigating fluid-tightness of structures by using light
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N23/00—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00
    • G01N23/22—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00 by measuring secondary emission from the material
    • G01N23/223—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00 by measuring secondary emission from the material by irradiating the sample with X-rays or gamma-rays and by measuring X-ray fluorescence
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
    • G01N27/62—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating the ionisation of gases, e.g. aerosols; by investigating electric discharges, e.g. emission of cathode
    • G01N27/64—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating the ionisation of gases, e.g. aerosols; by investigating electric discharges, e.g. emission of cathode using wave or particle radiation to ionise a gas, e.g. in an ionisation chamber
    • G01N27/66—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating the ionisation of gases, e.g. aerosols; by investigating electric discharges, e.g. emission of cathode using wave or particle radiation to ionise a gas, e.g. in an ionisation chamber and measuring current or voltage
    • G—PHYSICS
    • G04—HOROLOGY
    • G04D—APPARATUS OR TOOLS SPECIALLY DESIGNED FOR MAKING OR MAINTAINING CLOCKS OR WATCHES
    • G04D7/00—Measuring, counting, calibrating, testing or regulating apparatus
    • G04D7/006—Testing apparatus for complete clockworks with regard to external influences or general good working
    • G04D7/007—Testing apparatus for complete clockworks with regard to external influences or general good working with regard to the sealing of the case
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2223/00—Investigating materials by wave or particle radiation
    • G01N2223/07—Investigating materials by wave or particle radiation secondary emission
    • G01N2223/076—X-ray fluorescence

Landscapes

  • General Physics & Mathematics (AREA)
  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Pathology (AREA)
  • Immunology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • Toxicology (AREA)
  • Electrochemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Analysing Materials By The Use Of Radiation (AREA)
AT394465A 1964-11-23 1965-04-29 Verfahren zur Prüfung von Hohlkörpern, insbesondere Uhrengehäusen, auf Dichtheit AT272707B (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CH1504664A CH425645A (fr) 1964-11-23 1964-11-23 Procédé de contrôle de l'étanchéité d'une boîte de montre
CH76765A CH426306A (fr) 1964-11-23 1964-11-23 Procédé de contrôle de l'étanchéité d'un corps creux

Publications (1)

Publication Number Publication Date
AT272707B true AT272707B (de) 1969-07-25

Family

ID=25685620

Family Applications (1)

Application Number Title Priority Date Filing Date
AT394465A AT272707B (de) 1964-11-23 1965-04-29 Verfahren zur Prüfung von Hohlkörpern, insbesondere Uhrengehäusen, auf Dichtheit

Country Status (5)

Country Link
AT (1) AT272707B (de)
BE (1) BE663594A (de)
DE (1) DE1282997B (de)
FR (1) FR1442463A (de)
GB (1) GB1109673A (de)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7062012B1 (en) 2004-12-09 2006-06-13 Hewlett-Packard Development Company, L.P. Leak detection of sealed objects using x-ray imaging
EP2449356B1 (de) 2009-07-01 2013-06-19 Wilco AG Verfahren zur leckprüfung von geschlossenen, zumindest teilweise mit gas gefüllten behältern

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1590736A (en) * 1919-07-10 1926-06-29 American Can Co Method of testing filled and closed cans
US2467767A (en) * 1945-04-21 1949-04-19 Westinghouse Electric Corp Leakage testing system
US2554321A (en) * 1948-10-29 1951-05-22 Socony Vacuum Oil Co Inc Measurement of fluorescence
US2999937A (en) * 1958-10-20 1961-09-12 Philips Corp X-ray apparatus

Also Published As

Publication number Publication date
GB1109673A (en) 1968-04-10
BE663594A (de) 1965-09-01
FR1442463A (fr) 1966-06-17
DE1282997B (de) 1968-11-14

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