EP 2251747 B1 20180131 - Chronograph mechanism and timepiece provided with such a chronograph mechanism
Title (en)
Chronograph mechanism and timepiece provided with such a chronograph mechanism
Title (de)
Chronographenmechanismus und mit diesem Mechanismus ausgestattete Uhr
Title (fr)
Mécanisme de chronographe et pièce d'horlogerie munie d'un tel mécanisme de chronographe
Publication
Application
Priority
CH 7402009 A 20090512
Abstract (en)
[origin: EP2251747A2] The mechanism has a clutch rocker (3) concentrically pivoted with a driving wheel (2) and carrying an intermediate wheel (4) that is in constant engagement with the driving wheel and engaged in gear teeth of a chronograph wheel (7) along a position of the rocker. A blocker (11) includes a blocking shoe (12) cooperating with the gear teeth, where the blocker and the rocker are subjected to return springs (16, 17). The blocker is supported against a control unit of the rocker under an action of one of the return springs of the blocker.
IPC 8 full level
G04F 7/08 (2006.01)
CPC (source: EP)
G04F 7/0828 (2013.01); G04F 7/0847 (2013.01)
Designated contracting state (EPC)
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 SE SI SK SM TR
DOCDB simple family (publication)
EP 2251747 A2 20101117; EP 2251747 A3 20161207; EP 2251747 B1 20180131; CH 700983 A2 20101115; CH 700983 B1 20140314
DOCDB simple family (application)
EP 10003416 A 20100330; CH 7402009 A 20090512