Decorative item with a light effect

US11639791B2 · kind B2 · utility

Assignee

• The Swatch Group Research and Development Ltd · CH

Inventors

• Olga Reinauer · Neuchâtel, CH
• Agnes Marlot Doerr · Neuchâtel, CH
• Nicolas Francois · Neuchâtel, CH
• Pierpasquale Tortora · Neuchâtel, CH
• Stewes Bourban · Aproz, CH

Key dates

• Filing date: Jul 16, 2020
• Grant date: May 2, 2023
• Expiry date: Jul 16, 2040

Classification

• Technology area (CPC G): Physics
• CPC primary: G09F2009/3055
• WIPO field: Measurement
• WIPO sector: Instruments

Abstract

A decorative item including an element made at least partly of a metallic, polymeric or ceramic based material and including a face visible to an observer, at least one light source external or internal to the element, the decorative item further includes at least one optical fibre embedded in the material of the element, the optical fibre serving as a guide for the light from the light source in order to produce, during use, a light effect on the visible face of the element. A method for manufacturing the decorative item is also disclosed.