Ambient lighting system

Details Ambient lighting system Ambient lighting system

2007-05-15

2007-05-15

O'Shea, Sandra (Department: 2875)

Illumination

With static structure

Wall or ceiling

C362S283000, C362S326000

Reexamination Certificate

active

10565896

ABSTRACT:
In a room lighting system (1; 27), e.g. an architectural lighting system, including two alignedly arranged refractive elements (9, 10) whose centers are substantially located in the beam axis (11) of a light source (7) and one (10) of which is mounted to be rotatable about said beam axis (11), also the other refractive element (9) is mounted to be rotatable about said beam axis (11), wherein drive means (18, 19; 13to17) plus control means (20) are associated with to the two refractive elements (9, 10) for selective rotation in the same sense or in opposite senses, and both of the refractive elements (9, 10) are prism elements, wherein at least the two refractive prism elements (9, 10) are arranged in a common housing (2; 28).

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