Bezel for a timepiece

Patent metadata

Field	Value
Publication number	US-12339626-B2
Application number	US-202217868184-A
Country	US
Kind code	B2
Filing date	Jul 19, 2022
Priority date	Sep 6, 2021
Publication date	Jun 24, 2025
Grant date	Jun 24, 2025

Abstract

A bezel ( 1 ) for a timepiece, including an annular slot ( 2 ) with a bottom ( 20 ) and two walls ( 21, 22 ), wherein a ring made of a luminescent material ( 3 ) is disposed on the bottom, the ring ( 3 ) being topped by a second ring ( 4 ) made of a mineral material occupying the volume of the slot. The bezel ( 1 ) includes in each of the two walls ( 21, 22 ) a seal ( 5, 5 ′) cooperating with the second ring ( 4 ).

First claim

The invention claimed is:

1. A bezel for a timepiece, comprising:
an annular slot comprising a bottom wall, a first side wall, and a second side wall,
a first ring made of a luminescent material is disposed on the bottom wall;
a second ring made of a mineral material, disposed on top of the first ring and occupying the volume of the slot, and
a first seal disposed in the first side wall and a second seal disposed in the second side wall, the first seal and the second seal each cooperating with the second ring to seal the annular slot,
wherein, of the first ring and the second ring only the first ring comprises a motion-work element allowing an indication of minutes.

2. The bezel according to claim 1 , wherein the mineral material forming the second ring is a transparent material.

3. The bezel according to claim 1 , wherein a top surface of the second ring is flush with the surface of the bezel.

4. The bezel according to claim 1 , wherein the first side wall comprises a first groove configured to receive the first seal, and
wherein the second side wall comprises a second groove configured to receive the second seal.

5. The bezel according claim 1 , wherein the seals are O-rings.

6. The bezel according to claim 1 , wherein the motion-work element is made in the form of metallisations forming indices.

7. The bezel according to claim 1 , wherein the mineral material forming the second ring is selected from the group consisting of glass, sapphire, and ruby.

8. A timepiece comprising a case comprising a middle closed by a bottom and a glass and provided with the bezel according to claim 1 .

Assignees

• Omega Sa

Inventors

• Schaller Philippe

Classifications

• G04B37/0033

  with cover or bottom which can slide or turn (without a spring action) · CPC title

• G04B37/0041

  the cover or the bottom can slide or turn with a spring action · CPC title

• G04B39/02

  Sealing crystals or glasses {(sealing the case and the winding stem G04B37/08)} · CPC title

• G04B19/32

  by luminescent substances {(disc or drum shaped indicating means with marks or windows G04B19/04; with numbers or number-marks G04B19/20; cases for housing the electrical parts G04G17/00; projection of hands and/or scales on weighing apparatus G01G19/00; on measuring instruments G01D5/262; for advertising G09F19/18)} · CPC title

• G04B19/283 Primary

  on rotatable rings, i.e. bezel (for graduations on the bezels G04B19/18) · CPC title