Resonant member for a striking mechanism of a watch or of a music box
AssigneeBlancpain SA
InventorsLaurane Chevallier, Julien Peter
Life of this patent
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Abstract
A resonant member for a striking mechanism of a watch or of a music box includes at least one resonant part, such as one or more gongs, arranged to vibrate and resonate once activated, and an attachment part. The resonant part and/or the attachment part is made from an alloy of tungsten or tantalum or rhodium or hafnium with more than 51% of tungsten or tantalum or rhodium or hafnium in the alloy.
Claims14
A resonant member for a striking mechanism of a watch or of a music box, comprising at least one resonant part arranged to vibrate and resonate once activated, wherein at least the resonant part is made from an alloy of tungsten or tantalum or rhodium or hafnium with more than 51% by weight of tungsten or tantalum or rhodium or hafnium in the alloy,
- wherein the resonant part includes at least four gongs of circular shape having different lengths in order to each generate a specific different note once activated for a chiming mechanism,
- wherein
- a first gong and a second gong are capable of being placed one atop the other inside a watch case,
- a third gong and a fourth gong are capable of being placed one atop the other inside a watch case,
- the third gong is intended to be coaxially mounted inwardly and in the same plane as the first gong, and
- the fourth gong is intended to be coaxially mounted inwardly and in the same plane as the second gong.
Dependencies are inferred from the claim text.