Watch case including an orientation memory crown
US8740451B2 · kind B2 · utility
8Cited by
2References
16Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Nov 8, 2012 |
| Grant date | Jun 3, 2014 |
| Priority date | — |
| Expiry date | Dec 1, 2032 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T29/49579
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
A watch case comprising: Second indexing elements (3a,3a′,3a″) fastened to the middle (3) are provided to cooperate with the first indexing elements (1a) of the first tube (1). The first tube (1) and the second tube (2) are conformed so that fastening the second tube (2) to the middle (3) ensures axial immobilization of the first tube (1) relative to the middle (3).
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.