| 摘要 |
The invention relates to a timepiece barrel assembly (1) comprising a mainspring (2) mounted between a drum (3) and a receiving surface (5) that comprises a core (4) coaxial to said drum (3) about an axis (D). Said core (4) comprises, consecutively from a first end (86) to a second end (87): a means for attaching a ratchet (12) and/or a first pivot bearing (181) in a plate; a bearing (43) for pivoting said drum (3); a collar (40) projecting from said bearing (43), and bearing on an inner surface (31) of said drum (3) toward said spring (2); said receiving surface (5), which is radially set back from said collar (40); a bearing (44) which is radially set back from said receiving surface, and which is to pivot a cover (7) for closing said barrel (1); and a second pivot bearing (182) in a plate. |
