| 摘要 |
The present invention relates to a timepiece collet. The timepiece collet comprises: a point of attachment to a balance spring; and a passage to accommodate a balance staff. According to the invention, the passage is practically cylindrical, elastically deforms on a plane perpendicular to an axis of the passage, and elastically clamps the balance staff by at least two contact lines extending across a height of an inner wall of the passage when the balance staff is inserted into the passage. |
