Stop pin and timepiece movement comprising a stop pin

CN116243579BActive Publication Date: 2026-08-28ETA SA MFG HORLOGERE SUISSE
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Patent Information

Application Number
CN202211266827.8
Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
Priority Date
2021-12-07
Filing Date
2022-10-17
Publication Date
2026-08-28
Estimated Expiration
2042-10-17

AI Technical Summary

Technical Problem

[0006]此外，由于表盘或结构元件的可能的尺寸不确定性或可能的变形，这些解决方案可能难以控制机械游隙，更具体而言，控制活动件的规定的轴向行程的极限值

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Abstract

The invention relates to a stop pin (10) for limiting the axial travel of a mobile (21) of a timepiece movement (20), said stop pin (10) comprising a head (11) arranged at one end of a stem (12) extending along a longitudinal axis of rotation, the head (11) extending radially relative to the stem (12) and comprising, on a portion of the periphery of the head (11), a radial projection (110) intended to be arranged opposite the mobile (21), and, at the junction with the stem (12), a bearing seat (111), the stop pin (10) being intended to rest, by means of the bearing seat, on a structure (22) of the timepiece movement (20), wherein said bearing seat (111) has a central thickening (112) extending around said stem (12) so as to allow the bearing surface of said bearing seat (111) to be limited on said structure (22) of the timepiece movement (20).
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Citation Information

Patent Citations

  • Device for fixing a display element or watch casing.

    CH716943A2

  • Stop pin and timepiece movement comprising stop pin

    CN218547266U

  • Timepiece rivet

    EP3070345A1

  • Flipflop circuit

    JP1977009356A

  • Rivet for clock

    JP2016173362A