Patent · US Active

Heat sink, corresponding lighting device and method of use

US10378751B2 · kind B2 · utility

1Cited by

4References

12Claims

0Family size

Assignee

OSRAM GmbH · DE

Inventors

Alessandro Bizzotto · Castelfranco Veneto, IT
Marco Munarin · Paese, IT
Nicola Schiccheri · Gemona del Friuli, IT

Key dates

Filing date	Jun 22, 2017
Grant date	Aug 13, 2019
Priority date	—
Expiry date	Oct 10, 2037

Classification

Technology area (CPC F)Mechanical Engineering; Lighting; Heating
CPC primaryF21Y2115/10
WIPO fieldElectrical machinery, apparatus, energy
WIPO sectorElectrical engineering

Abstract

Accroding to the present disclosure, a heat sink, which may be used e.g. for LED lamps or bulbs for motor vehicle lights, includes: a plate-like portion extending along an axis with opposed mounting surfaces for at least one heat source, such as e.g. a LED lighting source, and a finned portion thermally coupled with the plate-like portion and including a plurality of annular fins extending around said axis.

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