Fairbairn, William, Sir, 1789-1874 · London, Longman, Green, Longman, Roberts & Green · leaf 123
angement, which may serve as a type for others. Thehanger is attached to a cast-iron beam A, by hooked boltswith nuts beneath the top plate, as shown at a«, care beingtaken in this attachment not to tveaken the flange of the ironbeam by boring holes in it. Double brass steps are necessaryin this… … A very frequent case in practice is the connection of tworanges of shafting, at right angles to each other, at the cornerof a room. This is effected by letting into the corner of thebuilding a cast-iron frame, commonly known as a wall-box, whichserves as a foundation for the plummer-blocks carrying…
Mills and mill-work · Machinery
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