CH683737GA3 - Verfahren zur Prüfung von Gehäusen. - Google Patents

Verfahren zur Prüfung von Gehäusen.

Info

Publication number
CH683737GA3
CH683737GA3 CH2301/92A CH230192A CH683737GA3 CH 683737G A3 CH683737G A3 CH 683737GA3 CH 2301/92 A CH2301/92 A CH 2301/92A CH 230192 A CH230192 A CH 230192A CH 683737G A3 CH683737G A3 CH 683737GA3
Authority
CH
Switzerland
Prior art keywords
short time
esp
housings
watch
predetermined pressure
Prior art date
Application number
CH2301/92A
Other languages
English (en)
Other versions
CH683737B5 (de
Inventor
Viktor Manta
Original Assignee
Witschi Electronic Ag
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 Witschi Electronic Ag filed Critical Witschi Electronic Ag
Priority to CH230192A priority Critical patent/CH683737B5/de
Publication of CH683737GA3 publication Critical patent/CH683737GA3/de
Publication of CH683737B5 publication Critical patent/CH683737B5/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
    • G01M3/36—Investigating fluid-tightness of structures by using fluid or vacuum by detecting change in dimensions of the structure being tested
    • G01M3/363—Investigating fluid-tightness of structures by using fluid or vacuum by detecting change in dimensions of the structure being tested the structure being removably mounted in a test cell
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Examining Or Testing Airtightness (AREA)
  • Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)
CH230192A 1992-07-14 1992-07-14 Verfahren zur Prüfung von Gehäusen. CH683737B5 (de)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CH230192A CH683737B5 (de) 1992-07-14 1992-07-14 Verfahren zur Prüfung von Gehäusen.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH230192A CH683737B5 (de) 1992-07-14 1992-07-14 Verfahren zur Prüfung von Gehäusen.

Publications (2)

Publication Number Publication Date
CH683737GA3 true CH683737GA3 (de) 1994-05-13
CH683737B5 CH683737B5 (de) 1994-11-15

Family

ID=4230596

Family Applications (1)

Application Number Title Priority Date Filing Date
CH230192A CH683737B5 (de) 1992-07-14 1992-07-14 Verfahren zur Prüfung von Gehäusen.

Country Status (1)

Country Link
CH (1) CH683737B5 (de)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103983405A (zh) * 2014-05-29 2014-08-13 中船重工(重庆)海装风电设备有限公司 回转轴承的密封性能检测方法和密封性能检测装置
CN117192934A (zh) * 2023-09-21 2023-12-08 苏州尚实豪精密机械科技有限公司 一种手表防水性能测试治具及其测试方法

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2148466A1 (de) * 1971-08-07 1973-03-23 Fukuda Akira
US3837215A (en) * 1973-05-21 1974-09-24 T Massage Method and apparatus for testing sealed containers
FR2518263A1 (fr) * 1981-12-14 1983-06-17 Powers Manufacturing Appareil de calibrage, a double tete, muni d'un reglage automatique de variations de pression
DE3312963A1 (de) * 1982-04-16 1983-10-27 Greiner Electronics AG, 4900 Langenthal, Bern Verfahren zum betrieb einer einrichtung zum pruefen der dichtheit von uhren und anderen hohlkoerpern
US4942758A (en) * 1986-12-04 1990-07-24 Cofield Dennis H High speed leak tester

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2148466A1 (de) * 1971-08-07 1973-03-23 Fukuda Akira
US3837215A (en) * 1973-05-21 1974-09-24 T Massage Method and apparatus for testing sealed containers
FR2518263A1 (fr) * 1981-12-14 1983-06-17 Powers Manufacturing Appareil de calibrage, a double tete, muni d'un reglage automatique de variations de pression
DE3312963A1 (de) * 1982-04-16 1983-10-27 Greiner Electronics AG, 4900 Langenthal, Bern Verfahren zum betrieb einer einrichtung zum pruefen der dichtheit von uhren und anderen hohlkoerpern
US4942758A (en) * 1986-12-04 1990-07-24 Cofield Dennis H High speed leak tester

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103983405A (zh) * 2014-05-29 2014-08-13 中船重工(重庆)海装风电设备有限公司 回转轴承的密封性能检测方法和密封性能检测装置
CN117192934A (zh) * 2023-09-21 2023-12-08 苏州尚实豪精密机械科技有限公司 一种手表防水性能测试治具及其测试方法

Also Published As

Publication number Publication date
CH683737B5 (de) 1994-11-15

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Legal Events

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