periscope to which the flagstaff is attached submerged work they are uncoupled and the boat is driven by two electric motors. The lat- projects above water when the boat is submerged and by Its means the commanding officer can view surrounding objects as clearly as though he looked through a field… … In the center are the two torpedo discharge tubes. To the left Is the electric motor and gear by 10 rigm ana left are the electric motors which drive the boat, when submerged, at 10.5 knots which the doors in the nose of the submarine are opened for discharge of torpedoes. per hour. View on main…
Apparatus · Speed · Dredges · Device · Supplement · American supplement · Scientific American · Gold dredges · Waltham watch · Alternating current · Polar axis · Middle west · Hot water · Wireless telegraph · Coal consumption
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