FR722998A - Automatic winding device of a watch movement - Google Patents

Automatic winding device of a watch movement

Info

Publication number
FR722998A
FR722998A FR722998DA FR722998A FR 722998 A FR722998 A FR 722998A FR 722998D A FR722998D A FR 722998DA FR 722998 A FR722998 A FR 722998A
Authority
FR
France
Prior art keywords
winding device
automatic winding
watch movement
watch
movement
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)
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.)
Automatic E M S A
Original Assignee
Automatic E M 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
Application filed by Automatic E M S A filed Critical Automatic E M S A
Application granted granted Critical
Publication of FR722998A publication Critical patent/FR722998A/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
    • G04B5/00—Automatic winding up
    • G04B5/24—Protecting means preventing overwinding
    • 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
    • G04B5/00—Automatic winding up
    • G04B5/02—Automatic winding up by self-winding caused by the movement of the watch
    • G04B5/04—Automatic winding up by self-winding caused by the movement of the watch by oscillating weights the movement of which is limited
    • G04B5/06—Automatic winding up by self-winding caused by the movement of the watch by oscillating weights the movement of which is limited acting in one direction only

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Gears, Cams (AREA)
  • Springs (AREA)
FR722998D 1930-10-15 1931-09-18 Automatic winding device of a watch movement Expired FR722998A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CH722998X 1930-10-15
CH149137T 1930-10-15

Publications (1)

Publication Number Publication Date
FR722998A true FR722998A (en) 1932-03-31

Family

ID=61800705

Family Applications (1)

Application Number Title Priority Date Filing Date
FR722998D Expired FR722998A (en) 1930-10-15 1931-09-18 Automatic winding device of a watch movement

Country Status (3)

Country Link
CH (1) CH149137A (en)
DE (1) DE542579C (en)
FR (1) FR722998A (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH281189A (en) * 1949-12-02 1952-02-29 Gruen Watch Mfg Co Sa Self-winding watch movement.

Also Published As

Publication number Publication date
CH149137A (en) 1931-08-31
DE542579C (en) 1932-01-27

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