EP 2823364 A1 20150114 - BARREL
Title (en)
BARREL
Title (de)
Federhaus
Title (fr)
BARILLET
Publication
Application
Priority
- CH 3402012 A 20120309
- EP 2013054765 W 20130308
Abstract (en)
[origin: WO2013132076A1] The present invention relates to a timepiece barrel comprising: - a drum (14) defining a first compartment (16a) and a second compartment (16b) which compartments are superposed, - a first tubular hub (22a) secured to a first cover (24a) and housed at least partially in the first compartment, - a second tubular hub (22b) secured to a second cover (24b) housed at least partially in the second compartment. Each compartment contains a spring (18a, 18b) wound into a spiral and an inner first end of which collaborates with the first and second hubs respectively and a second end of which collaborates with the drum (14). The compartments are open on the side of the covers and the said first and second covers are free with reference to the drum (14) and are each provided with peripheral teeth, while the drum (14) has no teeth.
IPC 8 full level
CPC (source: EP US)
G04B 1/10 (2013.01 - US); G04B 1/12 (2013.01 - EP US); G04B 1/16 (2013.01 - US); G04B 1/165 (2013.01 - US); G04B 1/18 (2013.01 - US); G04B 1/185 (2013.01 - US); G04B 1/20 (2013.01 - US); Y10T 29/49579 (2015.01 - EP US)
Citation (search report)
See references of WO 2013132076A1
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 2013132076 A1 20130912; CH 706214 A1 20130913; CH 706214 B1 20160930; CN 104220939 A 20141217; CN 104220939 B 20161012; EP 2823364 A1 20150114; EP 2823364 B1 20160525; HK 1204100 A1 20151106; JP 2015509600 A 20150330; JP 6072837 B2 20170201; US 2015138932 A1 20150521; US 9335738 B2 20160510
DOCDB simple family (application)
EP 2013054765 W 20130308; CH 3402012 A 20120309; CN 201380012942 A 20130308; EP 13710338 A 20130308; HK 15104318 A 20150506; JP 2014560400 A 20130308; US 201314383635 A 20130308