FR2004631A1 - - Google Patents

Info

Publication number
FR2004631A1
FR2004631A1 FR6908148A FR6908148A FR2004631A1 FR 2004631 A1 FR2004631 A1 FR 2004631A1 FR 6908148 A FR6908148 A FR 6908148A FR 6908148 A FR6908148 A FR 6908148A FR 2004631 A1 FR2004631 A1 FR 2004631A1
Authority
FR
France
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.)
Withdrawn
Application number
FR6908148A
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.)
BERTHOUD LOUIS
Original Assignee
BERTHOUD LOUIS
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 BERTHOUD LOUIS filed Critical BERTHOUD LOUIS
Publication of FR2004631A1 publication Critical patent/FR2004631A1/fr
Withdrawn legal-status Critical Current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
    • G04B17/00—Mechanisms for stabilising frequency
    • G04B17/04—Oscillators acting by spring tension
    • G04B17/06—Oscillators with hairsprings, e.g. balance
    • G04B17/066—Manufacture of the spiral spring

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Springs (AREA)
  • Crystals, And After-Treatments Of Crystals (AREA)
FR6908148A 1968-03-25 1969-03-20 Withdrawn FR2004631A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH438468A CH524170A (en) 1968-03-25 1968-03-25 Spiral spring for timepiece

Publications (1)

Publication Number Publication Date
FR2004631A1 true FR2004631A1 (en) 1969-11-28

Family

ID=4275101

Family Applications (1)

Application Number Title Priority Date Filing Date
FR6908148A Withdrawn FR2004631A1 (en) 1968-03-25 1969-03-20

Country Status (4)

Country Link
CH (2) CH524170A (en)
DE (2) DE1914836A1 (en)
FR (1) FR2004631A1 (en)
GB (1) GB1208531A (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1302821A3 (en) * 2001-10-10 2010-05-05 Franck Muller-Watchland SA Balance-spring for time measuring apparatus
DE102005051710A1 (en) * 2005-10-28 2007-05-03 Moenus Textilmaschinen Gmbh Damper for plunger, e.g. for the operating plunger on a textile bobbin carrier disk brake, involves a closed air chamber with a restricted vent passage
DE102007012850B3 (en) * 2007-03-17 2008-10-09 Carl Freudenberg Kg Closed residual pressure retaining valve for pneumatic spring strut of motor vehicle, has base body with central drilling by which valve shaft is guided, and valve plug locking opening of central drilling

Also Published As

Publication number Publication date
CH524170A (en) 1970-12-31
GB1208531A (en) 1970-10-14
CH438468A4 (en) 1970-12-31
DE6911713U (en) 1971-12-30
DE1914836A1 (en) 1970-07-02

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Legal Events

Date Code Title Description
ST Notification of lapse