Support frame for transporting panes of glass or windows has bases linked to frames which are slightly inclined to vertical. and are made up of short sections connected by bolts, allowing them to be folded down in concertina fashion

摘要

The support frame for transporting panes of glass or windows is made from square section steel tubes. It has bases linked to frames which are slightly inclined to the vertical. These are made up of short sections connected by bolts which allow them to be folded down in concertina fashion.