Trough for large refuse (garbage) bin has U-shaped frame parts with arm regions against passages in wall parts of trough

摘要

The trough is made of zinc-coated steel sheet. It has a bottom part and wall parts (12-15) within U-shaped frame parts (16-19) passing round the tops of them, the arm regions (22) of which are against passages in the wall parts of the trough (10). The endfaces of the arm regions are hard-soldered to the jamb surfaces of the passage.