Lighting fixture iris positioning apparatus

Details Lighting fixture iris positioning apparatus Lighting fixture iris positioning apparatus

2011-03-08

2011-03-08

Lee, Jong-Suk (James) (Department: 2885)

Illumination

Supports

Convertible support

C362S285000, C362S372000, C362S418000, C362S426000, C362S430000

Reexamination Certificate

active

07901114

ABSTRACT:
A positioning apparatus for theatrical lighting equipment. In particular, an apparatus that allows an operator to control the direction of the light beam from a lighting fixture and simultaneously control an iris attached to the lighting fixture.

REFERENCES:
patent: 2993985 (1961-07-01), Scrabonia
patent: 3069536 (1962-12-01), Dion et al.
patent: 3594566 (1971-07-01), Kneisley
patent: 5331523 (1994-07-01), Delzer
patent: 5353211 (1994-10-01), Merko
patent: 6471374 (2002-10-01), Thomas et al.
patent: 6644827 (2003-11-01), Birdwell
patent: 6974231 (2005-12-01), Burton

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