Patent · US Active

Display mechanism for watches

US10048650B2 · kind B2 · utility

3Cited by

6References

7Claims

0Family size

Assignee

ETA SA MANUFACTURE HORLOGÈRE SUISSE · CH

Inventors

Raphael Balmer · Courchapoix, CH
Pascal Lagorgette · Bienne, CH

Key dates

Filing date	Mar 22, 2017
Grant date	Aug 14, 2018
Priority date	—
Expiry date	Mar 22, 2037

Classification

Technology area (CPC G)Physics
CPC primaryG04B35/00
WIPO fieldMeasurement
WIPO sectorInstruments

Abstract

Timepiece display mechanism comprising a centre pipe fixed on a plate, this centre pipe comprising a main bore or a main guide bearing surface for receiving and guiding in rotation, about a main axis, a display wheel set internal or external to the centre pipe, and this display mechanism comprises an axial stop arranged to limit to a predetermined value the axial play in the direction of the main axis between the centre pipe and the display wheel set, and which is an added axial stop which is either captively mounted between the centre tube and the display wheel set, or fixed to the display wheel set.

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