ANGLE ADJUST APPRATUS FOR SOUND REFRECTION BOARD IN STAGE

A non-power tilting device for the sound reflecting board of the stage is provided, which enables to control the angle of the sound reflecting board manually without the drive unit. A non-power tilting device for the sound reflecting board of the stage comprises: a perpendicular frame(30) fixed to t...

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Bibliographic Details
Main Authors JUNG, YANG PIL, KANG, YONG HAK
Format Patent
LanguageEnglish
Published 09.06.2009
Subjects
AMUSEMENTS
CONJURING APPLIANCES OR THE LIKE
DEVICES FOR THEATRES, CIRCUSES, OR THE LIKE
GAMES
HUMAN NECESSITIES
SPORTS
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Summary:A non-power tilting device for the sound reflecting board of the stage is provided, which enables to control the angle of the sound reflecting board manually without the drive unit. A non-power tilting device for the sound reflecting board of the stage comprises: a perpendicular frame(30) fixed to the ceiling of the stage; a sound reflecting board(10) which is rotatably connected to the bottom of the perpendicular frame; a principal axis(41) which is rotatably equipped in the backplane of the sound reflecting board; a handle(42) which is detachably combined in order to rotate the principal axis; an arm(51) in which one end is fixed to the principal axis; a connecting rod(52) in which one end is hinge-connected to the other end of the arm and the other end is hinge-connected to the perpendicular frame; and a fixing device which maintains the rotation angle of the principal axis.
Bibliography:Application Number: KR20080021891