Vols. - include as a regular number the papers presented at the annual meeting of the Iron and Steel Institute.SttpPta#39;rlgS A, Magnet bod; ; B. Matrnet coll ; C, CoUector gear ; D, Spring plate ; Ap, Armature. slip-ring motor. ... These are three-phase induction motors provided with additional windings which, through a commutator and brushes, permit speed anbsp;...
|Title||:||Iron and Steel|
|Author||:||Great Britain. Iron and Steel Board, British Iron and Steel Federation, British Steel Corporation, British Independent Steel Producers' Association|