JPS4826195A - - Google Patents
Info
- Publication number
- JPS4826195A JPS4826195A JP46059834A JP5983471A JPS4826195A JP S4826195 A JPS4826195 A JP S4826195A JP 46059834 A JP46059834 A JP 46059834A JP 5983471 A JP5983471 A JP 5983471A JP S4826195 A JPS4826195 A JP S4826195A
- Authority
- JP
- Japan
- 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
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
- G01M3/26—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
-
- 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)
Priority Applications (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP46059834A JPS5228020B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1971-08-07 | 1971-08-07 | |
| US00250751A US3792607A (en) | 1971-08-07 | 1972-05-05 | Air leakage detector using a direct pressure system |
| IT2758372A IT974631B (it) | 1971-08-07 | 1972-07-28 | Metodo per rilevare la tenuta erme tica di oggetti e dispositivo per la sua realizzazione |
| FR7228080A FR2148466A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1971-08-07 | 1972-08-03 | |
| DE19722238392 DE2238392A1 (de) | 1971-08-07 | 1972-08-04 | Vorrichtung zur auffindung von undichtigkeiten |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP46059834A JPS5228020B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1971-08-07 | 1971-08-07 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS4826195A true JPS4826195A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1973-04-05 |
| JPS5228020B2 JPS5228020B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1977-07-23 |
Family
ID=13124638
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP46059834A Expired JPS5228020B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1971-08-07 | 1971-08-07 |
Country Status (2)
| Country | Link |
|---|---|
| US (1) | US3792607A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) |
| JP (1) | JPS5228020B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5077077A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * | 1973-04-21 | 1975-06-24 | ||
| JPS5148385A (ja) * | 1974-10-23 | 1976-04-26 | Fukuda Kk | Kukimorekensasochi |
| JPS5157084U (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * | 1974-10-28 | 1976-05-04 | ||
| JPS5291761U (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * | 1975-12-30 | 1977-07-08 | ||
| JPS54152478A (en) * | 1978-05-22 | 1979-11-30 | Nec Corp | Manufacture of semiconductor device |
| JPS6455874A (en) * | 1987-08-27 | 1989-03-02 | Matsushita Electronics Corp | Variable semiconductor capacitor |
Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1982001590A1 (en) * | 1980-10-24 | 1982-05-13 | Bergstrand Gunnar | Method and device for tightness testing of a test object having at least two separate chambers |
| DE3110575A1 (de) * | 1981-03-18 | 1982-09-30 | Siemens AG, 1000 Berlin und 8000 München | Verfahren und vorrichtung zur dichtheitspruefung elektrischer bauelemente |
| US4571986A (en) * | 1982-10-12 | 1986-02-25 | Kabushiki Kaisha Kobe Seiko Sho | Pipe leak detector |
| EP0238861B1 (fr) * | 1986-03-22 | 1990-04-25 | Societe Des Produits Nestle S.A. | Procédé et dispositif pour le contrôle d'étanchéité sur des emballages |
| NL8701397A (nl) * | 1987-06-16 | 1989-01-16 | Product Suppliers Ag | Werkwijze en inrichting voor het bepalen van een mogelijk lek in een vacuumpak. |
| CH688424A5 (de) * | 1994-04-13 | 1997-09-15 | Witschi Electronic Ag | Verfahren und Vorrichtung zur Dichtigkeitspruefung von Gehaeusen. |
| US7107820B2 (en) * | 2003-05-02 | 2006-09-19 | Praxair S.T. Technology, Inc. | Integrated gas supply and leak detection system |
| EP2770315B1 (fr) * | 2013-02-21 | 2021-03-31 | The Swatch Group Research and Development Ltd. | Dispositif électronique muni de moyens de détection automatique de fuite |
| EP2770380B1 (fr) * | 2013-02-21 | 2018-12-26 | The Swatch Group Research and Development Ltd. | Dispositif électronique muni de moyens de détection automatique de fuite |
| TWI543636B (zh) * | 2014-06-20 | 2016-07-21 | 致伸科技股份有限公司 | 密封式揚聲器漏氣測試系統及方法 |
| DE102015203552A1 (de) | 2015-02-27 | 2016-09-01 | Robert Bosch Gmbh | Anordnung und Verfahren zur Dichtheitsüberprüfung eines Behältnisses |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2924965A (en) * | 1957-06-28 | 1960-02-16 | Foster M Poole | Leakage determining apparatus |
| US3028750A (en) * | 1958-07-07 | 1962-04-10 | American Meter Co | Leak tester |
| US3355932A (en) * | 1965-09-13 | 1967-12-05 | Edward J Mulligan | Method and apparatus for testing waterproof watches |
| US3504528A (en) * | 1968-04-09 | 1970-04-07 | Us Army | Fluid pressure leak detector system for closed containers and the like |
-
1971
- 1971-08-07 JP JP46059834A patent/JPS5228020B2/ja not_active Expired
-
1972
- 1972-05-05 US US00250751A patent/US3792607A/en not_active Expired - Lifetime
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5077077A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * | 1973-04-21 | 1975-06-24 | ||
| JPS5148385A (ja) * | 1974-10-23 | 1976-04-26 | Fukuda Kk | Kukimorekensasochi |
| JPS5157084U (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * | 1974-10-28 | 1976-05-04 | ||
| JPS5291761U (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * | 1975-12-30 | 1977-07-08 | ||
| JPS54152478A (en) * | 1978-05-22 | 1979-11-30 | Nec Corp | Manufacture of semiconductor device |
| JPS6455874A (en) * | 1987-08-27 | 1989-03-02 | Matsushita Electronics Corp | Variable semiconductor capacitor |
Also Published As
| Publication number | Publication date |
|---|---|
| US3792607A (en) | 1974-02-19 |
| JPS5228020B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1977-07-23 |