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JPS527788A - Method to test water proof of pocket watch - Google Patents

Method to test water proof of pocket watch

Info

Publication number
JPS527788A
JPS527788A JP8430375A JP8430375A JPS527788A JP S527788 A JPS527788 A JP S527788A JP 8430375 A JP8430375 A JP 8430375A JP 8430375 A JP8430375 A JP 8430375A JP S527788 A JPS527788 A JP S527788A
Authority
JP
Japan
Prior art keywords
water proof
pocket watch
test water
test
watch
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.)
Pending
Application number
JP8430375A
Other languages
Japanese (ja)
Inventor
Ryo Fukuda
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.)
Fukuda Co Ltd
Original Assignee
Fukuda Co Ltd
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 Fukuda Co Ltd filed Critical Fukuda Co Ltd
Priority to JP8430375A priority Critical patent/JPS527788A/en
Publication of JPS527788A publication Critical patent/JPS527788A/en
Pending legal-status Critical Current

Links

Landscapes

  • Examining Or Testing Airtightness (AREA)

Abstract

PURPOSE: To conduct a sealed test of a pocket watch at less than 1/10 atmospheric pressure which provides high reliability in the same degree as a water proof test.
COPYRIGHT: (C)1977,JPO&Japio
JP8430375A 1975-07-08 1975-07-08 Method to test water proof of pocket watch Pending JPS527788A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP8430375A JPS527788A (en) 1975-07-08 1975-07-08 Method to test water proof of pocket watch

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8430375A JPS527788A (en) 1975-07-08 1975-07-08 Method to test water proof of pocket watch

Publications (1)

Publication Number Publication Date
JPS527788A true JPS527788A (en) 1977-01-21

Family

ID=13826704

Family Applications (1)

Application Number Title Priority Date Filing Date
JP8430375A Pending JPS527788A (en) 1975-07-08 1975-07-08 Method to test water proof of pocket watch

Country Status (1)

Country Link
JP (1) JPS527788A (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60252237A (en) * 1984-05-29 1985-12-12 Meidensha Electric Mfg Co Ltd Airtightness testing method of lightning arrester
JPH04101633U (en) * 1991-02-13 1992-09-02 株式会社大林組 desk with heating function
CN107356393A (en) * 2017-05-31 2017-11-17 江苏金钿实业有限公司 A kind of wrist-watch vibrates water-proof performance testing apparatus
CN107390502A (en) * 2017-05-31 2017-11-24 江苏金钿实业有限公司 A kind of wrist-watch vibrates water resistance detection method

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3355932A (en) * 1965-09-13 1967-12-05 Edward J Mulligan Method and apparatus for testing waterproof watches

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3355932A (en) * 1965-09-13 1967-12-05 Edward J Mulligan Method and apparatus for testing waterproof watches

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60252237A (en) * 1984-05-29 1985-12-12 Meidensha Electric Mfg Co Ltd Airtightness testing method of lightning arrester
JPH04101633U (en) * 1991-02-13 1992-09-02 株式会社大林組 desk with heating function
CN107356393A (en) * 2017-05-31 2017-11-17 江苏金钿实业有限公司 A kind of wrist-watch vibrates water-proof performance testing apparatus
CN107390502A (en) * 2017-05-31 2017-11-24 江苏金钿实业有限公司 A kind of wrist-watch vibrates water resistance detection method
CN107390502B (en) * 2017-05-31 2019-02-19 江苏金钿实业有限公司 A kind of wrist-watch vibration waterproof performance detection method
CN107356393B (en) * 2017-05-31 2019-02-19 江苏金钿实业有限公司 A kind of wrist-watch vibration water-proof performance testing apparatus

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