Precious metal chronograph watch with a hollowed middle part-bezel
US6315443A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Jun 16, 2000 |
| Grant date | Nov 13, 2001 |
| Priority date | — |
| Expiry date | Jun 16, 2020 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG04F7/0866
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
The invention concerns a chronograph watch made of precious metal including a case (1), closed by a crystal (12) and a back cover (13) resting on a rigid middle part-bezel (20) having a recess (19) opening towards the center of the case and wherein are provided through passages (3, 25) for a time-setting stem (4) and for guide sleeves (50) for at least two push buttons (2), and a chronograph movement (5) with its display device (6, 7, 8) positioned in said case by a casing ring (40) arranged between said movement (5) and said middle part-bezel (20), characterized in that the guide sleeves (50) include a tube (55) threaded on the outside and which ends in a collar (56) and in that at least two separated segments (30) shaped substantially like the recess (19) and pierced with a threaded hole (35) are arranged facing the push button (2) sleeves (50) to assure, by screwing from the exterior, both that said segments (30) are firmly positioned and that said sleeves (50) are sealed by crushing a metal ring (26) of the middle part-bezel (20) around the through passages (25).
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.