EP 3299908 B1 20190814 - SELF-WINDING WATCH
Title (en)
SELF-WINDING WATCH
Title (de)
ARMBANDUHR MIT AUTOMATISCHEM AUFZUG
Title (fr)
MONTRE À REMONTAGE AUTOMATIQUE
Publication
Application
Priority
EP 16190915 A 20160927
Abstract (en)
[origin: US2018088534A1] The invention relates to a self-winding watch comprising a movement connected to a winding device of a barrel spring comprising an oscillating weight pivoting around an axis A, a reduction wheel train cooperating with the oscillating weight to transmit the torque to the barrel, a storage unit for electrical energy, a photovoltaic cell arranged to receive the ambient light and charge the electrical energy storage unit, a control circuit connected to the terminals of said electrical energy storage unit and drive means connected to the circuit and coupled to the oscillating weight to displace it. According to the invention the electrical energy storage unit, the control circuit and the drive means are integrated to the oscillating weight.
IPC 8 full level
G04C 1/06 (2006.01); G04C 10/02 (2006.01)
CPC (source: CN EP US)
G04B 5/02 (2013.01 - CN); G04B 5/08 (2013.01 - US); G04C 1/00 (2013.01 - CN); G04C 1/062 (2013.01 - EP US); G04C 10/02 (2013.01 - EP US); G04B 5/16 (2013.01 - 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 3299908 A1 20180328; EP 3299908 B1 20190814; CN 107870548 A 20180403; CN 107870548 B 20191210; HK 1251895 A1 20190426; JP 2018054605 A 20180405; JP 6437067 B2 20181212; US 10338527 B2 20190702; US 2018088534 A1 20180329
DOCDB simple family (application)
EP 16190915 A 20160927; CN 201710881264 A 20170926; HK 18111215 A 20180831; JP 2017174621 A 20170912; US 201715710209 A 20170920