Global Patent Index - EP 3765918 A1

EP 3765918 A1 20210120 - SYSTEM FOR BLOCKING A RATCHET OF A TIMEPIECE BARREL

Title (en)

SYSTEM FOR BLOCKING A RATCHET OF A TIMEPIECE BARREL

Title (de)

SYSTEM ZUM BLOCKIEREN EINER RATSCHE EINES UHRFEDERGEHÄUSES

Title (fr)

SYSTÈME DE BLOCAGE D'UN ROCHET DE BARILLET HORLOGER

Publication

EP 3765918 A1 20210120 (FR)

Application

EP 19712151 A 20190312

Priority

  • CH 3062018 A 20180312
  • EP 2019056133 W 20190312

Abstract (en)

[origin: WO2019175153A1] A system (1) for blocking a ratchet (3) of a timepiece barrel (2), the system comprising: • - a frame (50); • - a lever (4) pivotally mounted on the frame; • - a gear chain (20) comprising at least one first toothed wheel (6) pivotally mounted on the lever and/or on the frame; and • - a spring (5) returning the lever to a rest position, in which the gear chain is meshed with the ratchet (3).

IPC 8 full level

G04B 11/02 (2006.01)

CPC (source: CH EP)

G04B 11/022 (2013.01 - CH); G04B 11/024 (2013.01 - EP)

Designated contracting state (EPC)

AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

Designated extension state (EPC)

BA ME

DOCDB simple family (publication)

WO 2019175153 A1 20190919; CH 714741 A1 20190913; CH 714741 B1 20220630; CN 112105993 A 20201218; CN 112105993 B 20230106; EP 3765918 A1 20210120; JP 2021517644 A 20210726; JP 7410044 B2 20240109

DOCDB simple family (application)

EP 2019056133 W 20190312; CH 3062018 A 20180312; CN 201980018594 A 20190312; EP 19712151 A 20190312; JP 2020548757 A 20190312