Global Patent Index - EP 3451076 B1

EP 3451076 B1 20200729 - STUD-HOLDER FOR A MECHANICAL CLOCKWORK MOVEMENT

Title (en)

STUD-HOLDER FOR A MECHANICAL CLOCKWORK MOVEMENT

Title (de)

SPIRALKLÖTZCHENTRÄGER FÜR EIN MECHANISCHES UHRWERK

Title (fr)

PORTE-PITON POUR UN MOUVEMENT D'HORLOGERIE MÉCANIQUE

Publication

EP 3451076 B1 20200729 (FR)

Application

EP 17188811 A 20170831

Priority

EP 17188811 A 20170831

Abstract (en)

[origin: US2019064739A1] The invention relates to a balance-spring stud-holder for a mechanical timepiece movement, which comprises a pair of tabs, namely a front tab and a rear tab, jointly defining a notch, the tabs being arranged in such a way that a balance-spring stud can be held in the notch, wherein the rear tab of the balance-spring stud-holder comprises an extension which defines, beyond the notch, a bend forming a retaining abutment for the balance-spring stud after said balance-spring stud has been extracted from the notch.

IPC 8 full level

G04B 17/32 (2006.01)

CPC (source: CN EP US)

G04B 17/063 (2013.01 - US); G04B 17/066 (2013.01 - CN); G04B 17/26 (2013.01 - CN); G04B 17/325 (2013.01 - CN EP US); G04B 18/02 (2013.01 - CN); G04B 18/06 (2013.01 - CN US)

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

DOCDB simple family (publication)

EP 3451076 A1 20190306; EP 3451076 B1 20200729; CN 109426125 A 20190305; CN 109426125 B 20210427; JP 2019045482 A 20190322; JP 6678210 B2 20200408; US 10761484 B2 20200901; US 2019064739 A1 20190228

DOCDB simple family (application)

EP 17188811 A 20170831; CN 201810989161 A 20180828; JP 2018153443 A 20180817; US 201816052801 A 20180802