. Factory and industrial management. iinder is just past the top of its cock on that cylinder is then opened full and the pressure of the airdrives the piston downward. The air is cut off before the pistonreaches the end of its stroke and sufficient momentum is tisually de-rived from this one impulse of the air to permit the engine to take up itscvcle. In other engines a charge of gasoline vapor and air is pumped. IXTERIOR OF THE HOLLAXO SUBMARINE BOAT. into the compression space with the piston on the upper center. Theflywheel is then turned until the pressure of the charge just st
. Factory and industrial management. iinder is just past the top of its cock on that cylinder is then opened full and the pressure of the airdrives the piston downward. The air is cut off before the pistonreaches the end of its stroke and sufficient momentum is tisually de-rived from this one impulse of the air to permit the engine to take up itscvcle. In other engines a charge of gasoline vapor and air is pumped. IXTERIOR OF THE HOLLAXO SUBMARINE BOAT. into the compression space with the piston on the upper center. Theflywheel is then turned until the pressure of the charge just starts tomove the piston, when the charge is ignited and the resulting explosiongives sufficient momentum to start the engine on its first cycle. Reversing mechanisms, or as they are more generally known, re-versing gears, are usually a combination of two bevel gears and pinionssimilar to the differential gear on automobiles and traction the engine is driving the boat ahead a clutch fastens both thelarge bevel gears together and the driving is direct and reversing, the pinions between the two large bevel gears turnon their own axes onl\-. being held by a clutch from rotating with the 356 THE MAGAZINE.
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Keywords: ., bookcentury1800, bookdecade1890, booksubj, booksubjectengineering
