Balance spring stud-holder with secure assembly
AssigneeETA SA Manufacture Horlogere Suisse
InventorsFlorent Strahm, Ivan Villar, Laurent Kaelin, Thierry Conus
Life of this patent
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Abstract
The present invention concerns an assembly for holding or supporting a timepiece balance spring, comprising a balance spring stud and a balance cock on which is fixed a balance spring stud-holder, wherein said stud-holder comprises a holding means provided with a housing for housing the balance spring stud therein and a gripping means, at least said gripping means being movable with respect to the holding means in order to lock the balance spring stud inside its housing.
Claims10
An assembly for holding or supporting a timepiece balance spring, comprising a balance spring stud and a balance cock on which is fixed a balance spring stud-holder, comprising:
- a holding means provided with a housing for housing the balance spring stud therein and a gripping means, at least said gripping means being movable with respect to the holding means in order to lock the balance spring stud inside the housing,
- wherein the holding means and the gripping means comprise an annular piece arranged to be rotatably mounted on a protuberance, and
- wherein the holding means comprise a holding ring comprising a resilient arm extending from said ring and forming therewith a housing for accommodating the balance spring stud.
Dependencies are inferred from the claim text.