Title:
光ビームの方向を調整する手段を有するスポットライトユニット
Document Type and Number:
Japanese Patent JP2008527646
Kind Code:
A
Abstract:
A spotlight unit ( 1 ) comprising a light source ( 7 ) for producing a light beam ( 10 ), and motor means for adjusting the direction of the light beam ( 10 ). A detector ( 11 ) detects a laser beam ( 13; 17 ) of a laser pointer ( 12 ) being directed towards the spotlight unit ( 1 ). The detector ( 11 ) comprises means for detecting the location of said laser pointer ( 12 ), while motor control means control said motor means in order to direct the light beam ( 10 ) towards the laser pointer ( 12 ).
Inventors:
Felburg Stefan M
Application Number:
JP2007550007A
Publication Date:
July 24, 2008
Filing Date:
January 11, 2006
Export Citation:
Assignee:
Koninklijke Philips Electronics N.V.
International Classes:
F21S10/00; F21S2/00; F21V21/14; F21V21/30; F21V23/04; G02B27/20; F21W131/406; F21Y101/00
Domestic Patent References:
| JP2000258253A | 2000-09-22 | |||
| JP2005520298A | 2005-07-07 | |||
| JPH09259603A | 1997-10-03 | |||
| JPH0520904A | 1993-01-29 | |||
| JPH097407A | 1997-01-10 |
Foreign References:
| US3551057A | 1970-12-29 | |||
| GB2315852A | 1998-02-11 | |||
| WO2003078894A1 | 2003-09-25 |
Attorney, Agent or Firm:
Susumu Tsugaru
Akihiko Miyazaki
Fueda Shusen
Akihiko Miyazaki
Fueda Shusen