handling of the gun should angle is to move the sight with relation be rapid and accurate under all condi- tions. to the gun and then to move the gun and sight together to align the latter. It will To attempt to overcome the difficul- be observed that the gun captain has to DETAILS OF THE OPERATING… … accompanying illustrations of the and the gun discharged; secondly, THE GRENFELL GUN-SIGHTING MECHANISM, SHOWING DIFFERENTIAL GEARS OPERATED fitting on board the British cruiser that the angle between the axis of BY THE GUN-SETTER. ) 1903 SCIENTIFIC AMERICAN, INC.
Patents · Gun · Sight · Electrical engineering · Horse power · Scientific American · Illustrated catalogue · Great Britain · Water power · Gun captain · Marginal efficiency · Side armor · Sight setter · Alternating current
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