Component of a timepiece, sprung balance, movement and timepiece.

摘要

The present invention relates to a timepiece component, a sprung balance equipped with such a timepiece component, as well as a movement and a timepiece. The timepiece component (9) comprises a fixing part (36) in which an insert (40) is adhesively fixed with the aid of an adhesive, and a bonding zone delimiting portion (37 ) which is provided in the fixing part (36) and defines an area in which the adhesive is applied, at a desired level. In one embodiment, the attachment portion (36) is a through hole (41), and a shoulder (44) is provided as a bonding area delimiting portion (37) at an opening edge ( 43) of the through hole (41). The shoulder (44) is provided over the entire periphery of the opening edge (43) in the through hole (41).