Patent ID: 6616306
Filing Date: 2003-09-09
Classification: F21S,F21V,F21W

Abstract:
A gobo having linear pattern motion from an endless pattern loop having a pattern for projection for insertion to the narrow iris slot in an ellipsoidal stage light comprising:a drive roller and a motor for rotating the drive roller; a return roller; a housing, the housing having a narrowed end for protruding into the instrument at the iris slot and holding the return roller on one side of the light, the housing further having a broad end for mounting outside of the ellipsoidal stage light for holding the drive roller and motor at the other side of the light; a motor clamp mounted to the housing for holding the drive roller and motor to the housing; and, a pattern clamp mounted to the housing to tension and dimension the endless pattern loop for extension into and out of the narrow iris slot about the housing.