Yawls are defined as having the mizzen mast abaft ( i . e . " aft of " ) the rudder post; ketches are defined as having the mizzen mast forward of the rudder post.
22.
Yawls are defined as having the mizzen mast abaft ( i . e . " aft of " ) the rudder post; ketches are defined as having the mizzen mast forward of the rudder post.
23.
Towle had a chain composed of links wound around the rudder post below the break, then secured the ends of the chain to the port and starboard frames of the ship using block and tackle.
24.
The cockpit is immediately in front of the monowheel with a tennis ball sprung skid ahead of it reaching to the nose, assisted by a very small tail bumper at the bottom of the rudder post.
25.
The booms themselves were attached to the main spar of the tailplane, rather than the rudder post, giving them taper in side elevation rather than in plan, as more usual in a " Farman " style pusher.
26.
His syndicate, " Stars & Stripes ", suffered a severe setback before they departed California when one of the two Stars & Stripes boats ( " USA-77 " ) sank when its rudder post failed during training.
27.
The fuselage frame extended rearwards to carry a conventional tail with horizontal surfaces at the same height as the wing and an all-moving rudder with a swept leading edge, extending below the tailplane aft of the rudder post.
28.
In contrast to the Type D, the rudder post was firmly fixed to the fuselage and did not move with the elevators; the rudder was similar in shape to the elevators, moving between them and behind a long rectangular fin.
29.
USA-77 sank in 55 feet ( 16.5 meters ) of water about a mile ( half a kilometer ) off Long Beach on July 23 after the rudder post broke off, leaving a 14-inch ( 36-centimeter ) hole in the hull.
30.
In keeping with conventional practice,'station numbers'on the airship were measured in meters from zero at the rudder post, positive forward and negative aft . Thus the tip of the tail was at station-23.75 and the nose mooring spindle was at station 210.75.
