Patent · US Active

Micro-mechanical part with a shaped aperture for assembly on a shaft

US8206029B2 · kind B2 · utility

26Cited by

4References

18Claims

0Family size

Assignee

Nivarox-FAR S.A. · CH

Inventors

Frederic Vaucher · La Chaux-de-Fonds, CH
Raymond Gabus · Le Locle, CH
Marco Verardo · Les Bois, CH

Key dates

Filing date	Feb 23, 2007
Grant date	Jun 26, 2012
Priority date	—
Expiry date	Jun 10, 2029

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY10T29/49465
WIPO fieldMeasurement
WIPO sectorInstruments

Abstract

The part is made from a plate (1) made of a brittle material, such as glass, quartz or silicon and includes at least one aperture (2, 4, 6) for driving in a shaft (5). This aperture is characterized in that it includes alternately rigidifying and positioning zones (8) and resilient deformation zones (10). Application to securing a shaft onto the moving parts of a timepiece movement.

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