This was accomplished by the means of a secondary vane which shifted angles, held in an optimum position by weights through a series of pulleys . which operated against the main directional vane to optimize the angle.
12.
While his planes were in the air, McCain's carriers continued to speed westward to lessen the distance of his pilots'return flight and to be in optimum position at dawn to launch more warplanes at the fleeing enemy force.
13.
These elements comprise the top and bottom reinforcement mesh, sized to suit the specific project, joined together with vertical lattice girders with the void formers trapped between the top and bottom mesh reinforcement to fix their optimum position.
14.
It is not too long ago that inquiries about the possibility of tilt wheels in Benz cars brought a reprimand : " The engineers have determined the optimum position for the steering wheel and there is no need to change it ."
