The suspensions are the connection point between the projectors and grill.
Its mission is holding the projector, giving certain facilities handling, such as the pan, tilt, and height variation.
There are many types, from the simplest to the most complex and combinations thereof.
From simple claw theater, consisting of a hook, to the hoist, which allow feeding, control and raise several projectors simultaneously.
It is used to hang the projector from a tube. Allows Pan and Tilt by loosening the clamp.
They come in many types and with various capacities. They are very reliable.
Is used when adjustment is needed at a certain height a projector. The height can be varied by loosening a screw in the center bar. Once set will have to retighten the screw.
If fixed length bar, there is no possibility of adjusting the height.
If manual is used to lower projectors and change lamps etc, or adjust its height by a pole, spinning a reduction gear in the top of the pantograph. The pole can be operated rotating hands, or can be connected to a screw gun that will serve motor.
If power operated, used to lower or adjust the projector height at important heights over 6 m, or convenience. The pantograph has a motor that adjusts the height by a remote control, which may simply be a push, or a digital control that can put height limits, block their movement, or associate multiple pantographs to operate in unison.