Title:
室内照明システム
Document Type and Number:
Japanese Patent JP4564492
Kind Code:
B2
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; 13 to 17 ) 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 ).
Inventors:
JUNGEL-SCHMID,Johannes
TOCHEV,Dimitre
TOCHEV,Ivan
TOCHEV,Dimitre
TOCHEV,Ivan
Application Number:
JP2006520626A
Publication Date:
October 20, 2010
Filing Date:
July 05, 2004
Export Citation:
Assignee:
JUNGEL-SCHMID,Johannes
TOCHEV,Dimitre
TOCHEV,Ivan
TOCHEV,Dimitre
TOCHEV,Ivan
International Classes:
F21S8/02; F21S8/00; F21S10/00; F21V5/00; F21V14/06; F21V17/02; F21V9/08; F21Y101/00
Domestic Patent References:
| JP61180217A | ||||
| JP11002779A |
Attorney, Agent or Firm:
Shintaro Nogawa