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FR638180A - Winding watch - Google Patents

Winding watch

Info

Publication number
FR638180A
FR638180A FR638180DA FR638180A FR 638180 A FR638180 A FR 638180A FR 638180D A FR638180D A FR 638180DA FR 638180 A FR638180 A FR 638180A
Authority
FR
France
Prior art keywords
winding watch
watch
winding
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.)
Expired
Application number
Other languages
French (fr)
Inventor
Hans Wilsdorf
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 filed Critical
Application granted granted Critical
Publication of FR638180A publication Critical patent/FR638180A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G04—HOROLOGY
    • G04B—MECHANICALLY-DRIVEN CLOCKS OR WATCHES; MECHANICAL PARTS OF CLOCKS OR WATCHES IN GENERAL; TIME PIECES USING THE POSITION OF THE SUN, MOON OR STARS
    • G04B37/00—Cases
    • G04B37/08—Hermetic sealing of openings, joints, passages or slits
    • G04B37/10—Hermetic sealing of openings, joints, passages or slits of winding stems
    • G04B37/103—Hermetic sealing of openings, joints, passages or slits of winding stems by screwing the crown onto the case

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR638180D 1926-10-18 1927-07-23 Winding watch Expired FR638180A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH638180X 1926-10-18

Publications (1)

Publication Number Publication Date
FR638180A true FR638180A (en) 1928-05-18

Family

ID=4525235

Family Applications (1)

Application Number Title Priority Date Filing Date
FR638180D Expired FR638180A (en) 1926-10-18 1927-07-23 Winding watch

Country Status (1)

Country Link
FR (1) FR638180A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1271044B (en) * 1960-11-07 1968-06-20 Jur F Hadenfeldt Dr Winding device for a watch with a two-part winding shaft
EP4498179A1 (en) * 2023-07-25 2025-01-29 Casio Computer Co., Ltd. Switch device and timepiece

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1271044B (en) * 1960-11-07 1968-06-20 Jur F Hadenfeldt Dr Winding device for a watch with a two-part winding shaft
EP4498179A1 (en) * 2023-07-25 2025-01-29 Casio Computer Co., Ltd. Switch device and timepiece

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