Patent · US Expired

Element for lighting rooms by selective daylight guidance and method of manufacturing such an element

US6580559B2 · kind B2 · utility

29Cited by

4References

17Claims

0Family size

Assignee

Max-Planck-Gesellschaft zur Föderung der Wissenschaften e.V. · US

Inventors

Walter Doll · Köniz, CH
Laszlo Könczöl · Glückstadt, DE
Andreas Gombert · Glückstadt, DE

Key dates

Filing date	Jul 3, 2001
Grant date	Jun 17, 2003
Priority date	—
Expiry date	Jul 3, 2021

Classification

Technology area (CPC E)Fixed Constructions
CPC primaryE06B2009/2417
WIPO fieldCivil engineering
WIPO sectorOther fields

Abstract

What is described here is a method and an element of lighting rooms by selective guidance of daylight, comprising an optically transparent main body through which the light is incident into the respective room, and including plurality of structures on which light is deflected by total reflection into the respective room.The invention is characterized by the provision that the plurality of structures consists of parallel crazes.

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