Winding mass
AssigneeChristian Dior Couture
InventorsMathieu Jamin, Vincent Lepoultier, Etienne Lebreton
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Abstract
The invention relates to a winding mass (10) for a watch movement, comprising a geometric rotation axis (100), a peripheral portion (10) and a connecting portion (13) between the peripheral portion (10) and the rotation axis (100), the density and the mass of the peripheral portion being greater than those of the connecting portion. The connecting portion (13) is moved by means of bird feather-like portions (20).
Claims14
A winding mass for a watch movement, comprising an axis of geometric rotation, a peripheral portion and a connecting portion between the peripheral portion and the axis of rotation, wherein the connecting portion is provided with bird feather portions, each feather portion being obtained by stamping a bird feather, each portion comprising a portion of the rachis of said bird feather, and barbs.
Dependencies are inferred from the claim text.