Patent · US Active

Winding and time-setting control device for a timepiece movement

US8439558B2 · kind B2 · utility

5Cited by
6References
16Claims
0Family size

Assignee

Inventor

Key dates

Filing dateMar 8, 2011
Grant dateMay 14, 2013
Priority date—
Expiry dateSep 14, 2031

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG04B37/066
  • WIPO fieldMeasurement
  • WIPO sectorInstruments

Abstract

A winding and time-setting control device for a timepiece movement including, connected in rotation, a movement stem secured in rotation to a sliding pinion driven in translation by a lever between winding and time-setting positions, and a control stem sliding between winding and time-setting control positions, actuating a pull-out mechanism. The mechanism includes a first pull-out piece including, about a first axis, an arm movable with the control stem, and a pivot cooperating with a complementary pivot of a second pull-out piece driving the lever and including an arm movable inside a housing in the movement stem. A timepiece incorporating a device of this type is also disclosed.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.