Analysis Used in Submerged Body Research 417 
Direction Walkway Aluminum fairing is to be installed 
of fl between motors of assembly 
.\ Carriage Drive 
\ “earings Plan View “Carriage Position Indicator - 
“Drive Speed Control 
Assembly 
= SS Slip Ring 
Js . y dn i Support 
ah : / | Post 
yi i} ut DY 
i Slee aa Bre Arm Speed 
Rotating Arm == rriage a : —s— Model Support 
Protective orice t in ee ae Center Island © er oe a\ N Struts 
de Centrifugal Force of Soa nas Pivot Bearing ASsently 650 Towing Beam Model 
Assembly is to be Transmitted Side Elevation Rear Elevation 
to the Upper Rear Intersections 
of Outer Bay Truss and Main 
Chords by Additional Structure 
Fig. 31. Rotating arm general assembly 
—___—_———— |0'-0" MAX. 
5'-0" 
PITCH YAW BEARING 
DRIVE 
2 tia) 
STRUT BEAM — m T&D So, 
=H 
iSS//5= 
[aaa (gaa SROLL DRIVE 
STRUT STRUT. 
FORWARD 
= ||| 
MODEL = 
Fig. 32. ‘Towing struts and model positioning arrangement for the rotating arm 
