MOLTEN GLASS SPOUT BOWL REFRACTORY TUBE SUPPORT MECHANISM

摘要

The mechanism comprises a vertical pivot post (56) for a tube supporting frame (60), support structure (54) supporting the frame for horizontal swinging movement on the axis of the post, clamping means (160,162) to hold said frame in an active position in which a tube (50;150) is supported inside a spout bowl (10) of the feeder, and means (188,190, SM) for moving said frame down and up relative to said support structure to move the tube towards or away from a seating surface inside the spout bowl.