Patent · US Active

Horological mobile component with element maintained by friction

US11556092B2 · kind B2 · utility

0Cited by

14References

23Claims

0Family size

Assignee

ETA SA MANUFACTURE HORLOGÈRE SUISSE · CH

Inventors

Stéphane BACHMANN · Büren an der Aare, CH
Christophe Cattin · Bellinzona, CH
Yves-Alain Cosandier · Renens, CH
Laurent Kaelin · Sonvilier, CH

Key dates

Filing date	Sep 22, 2020
Grant date	Jan 17, 2023
Priority date	—
Expiry date	Jul 31, 2041

Classification

Technology area (CPC G)Physics
CPC primaryG04B13/02
WIPO fieldMeasurement
WIPO sectorInstruments

Abstract

A horological mobile component, including around an axis, a first element including a first shoulder and a second element including a second shoulder which cooperates by friction with a third shoulder that is included by a third element interposed between the first element and the second element, this third element includes a fourth shoulder cooperating by friction with the first shoulder or being driven onto this first shoulder, and the diameter of the third shoulder is at least double the diameter of the fourth shoulder, and the second element includes a main hollow defining at least two bearing surfaces each including one or two bearing sectors belonging to the second shoulder.

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