CH469293A - Ferrule for fixing the inner end of a spiral spring on the axis of a clockwork mechanism - Google Patents

Ferrule for fixing the inner end of a spiral spring on the axis of a clockwork mechanism

Info

Publication number
CH469293A
CH469293A CH1223365A CH1223365A CH469293A CH 469293 A CH469293 A CH 469293A CH 1223365 A CH1223365 A CH 1223365A CH 1223365 A CH1223365 A CH 1223365A CH 469293 A CH469293 A CH 469293A
Authority
CH
Switzerland
Prior art keywords
ferrule
fixing
axis
inner end
spiral spring
Prior art date
Application number
CH1223365A
Other languages
French (fr)
Other versions
CH1223365A4 (en
Inventor
Leslie Boult Cecil
Original Assignee
Anglo Celtic Watch Company 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
Priority claimed from GB35730/64A external-priority patent/GB1109177A/en
Application filed by Anglo Celtic Watch Company Ltd filed Critical Anglo Celtic Watch Company Ltd
Publication of CH1223365A4 publication Critical patent/CH1223365A4/xx
Publication of CH469293A publication Critical patent/CH469293A/en

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
    • G04B17/32—Component parts or constructional details, e.g. collet, stud, virole or piton
    • G04B17/34—Component parts or constructional details, e.g. collet, stud, virole or piton for fastening the hairspring onto the balance
    • G04B17/345—Details of the spiral roll

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Adornments (AREA)
CH1223365A 1964-09-01 1965-09-01 Ferrule for fixing the inner end of a spiral spring on the axis of a clockwork mechanism CH469293A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB35730/64A GB1109177A (en) 1964-09-01 1964-09-01 Improvements in or relating to hairspring supporting collets
GB5027764 1964-12-10

Publications (2)

Publication Number Publication Date
CH1223365A4 CH1223365A4 (en) 1968-10-15
CH469293A true CH469293A (en) 1969-04-15

Family

ID=26262845

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1223365A CH469293A (en) 1964-09-01 1965-09-01 Ferrule for fixing the inner end of a spiral spring on the axis of a clockwork mechanism

Country Status (2)

Country Link
CH (1) CH469293A (en)
DE (1) DE1523688A1 (en)

Also Published As

Publication number Publication date
DE1523688A1 (en) 1969-08-14
CH1223365A4 (en) 1968-10-15

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