Patent · US Expired

Work surface lighting

US6939024B2 · kind B2 · utility

1Cited by

4References

7Claims

0Family size

Assignee

BSH Bosch und Siemens Hausgeräte GmbH · DE

Inventors

Hans Gerd Keller · Sundern, DE
Michael Schindler · Laufenburg (Baden), DE

Key dates

Filing date	May 19, 2003
Grant date	Sep 6, 2005
Priority date	—
Expiry date	May 19, 2023

Classification

Technology area (CPC F)Mechanical Engineering; Lighting; Heating
CPC primaryF21V33/0012
WIPO fieldElectrical machinery, apparatus, energy
WIPO sectorElectrical engineering

Abstract

A work surface lighting arrangement for lighting the work surface under an extractor hood, such as a cooking surface in a kitchen area. The lighting arrangement includes at least two lights in the hood with one light being user activated and the second activated by operation of the hood. The lights can include a dimming function and the second light can be activated with the hood exhaust fan. The second light also can be activated only after activation of the first light.

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