TORPEDO TUBE • DICCIONARIO INGLES.COM • Definition of Torpedo tube

... use in searching for the treasure ship Pandora was of the regular cigar-shape, but inside it had many special features. It was more comfortable than the usual submarine, not being intended for fighting, though it did carry guns and a torpedo tube. Tom intended renaming the craft, which had been called Advance, and one day, when there had been some discussion as to what the undersea craft ought to be called, ...

— Tom Swift and his Undersea Search - or, The Treasure on the Floor of the Atlantic • Victor Appleton

... the case, for the strange ovoids wafted still lower, dropping until a faint humming of the internal gravity mechanism came to their ears. These were a highly developed people of scientific attainment; civilized beings. But Mado kept firm hold of his torpedo tube, and Carr fingered the ray pistol at ...

— Creatures of Vibration • Harl Vincent