PLATES.

 
Plate I.
GENERAL LONGITUDINAL SECTION.

A head.
B depth-register pocket.
C calcium-phosphide pocket.
D middle-body.
F fly-wheel.
H shaft-gears.
I gear-shafts.
J horizontal-rudder pendulum.
K vertical-rudder pendulum.
L impulse-mechanism.
M after-body.
N horizontal-rudder tiller-rod.
P vertical-rudder tiller-rod.
R propeller-shaft.
S tail.
U tail-cone.
WW top and bottom blades.
XX vertical-rudder.
Y propeller.
Z horizontal-rudder.
plate01
 
Plate II
GENERAL PLAN.

A head.
B depth-register pocket.
C calcium-phosphide pocket.
D middle-body.
F fly-wheel.
G clutches.
HH shaft-gears.
II gear-shafts.
J horizontal-rudder pendulum.
M after-body.
N horizontal-rudder tiller-rod.
O locking-mechanism.
P vertical-rudder tiller-rod.
Q unlocking-rod.
RR propeller-shafts.
S tail.
T speed-regulator.
VV side-blades.
YY propellers.
Z horizontal-rudder.
plate02
 
Plate III.
EXERCISE-HEAD.

A nose-ring.
B clamp-ring.
C following-ring.
DD filling-holes.
E flange.
F socket.
G balance-weight tube.
H feather.
I balance-weight rod.
JJ followers.
K balance-weight.
L compartment.
M bulkhead.
N balance-weight tube-rest.
P buoyancy-chamber.
Q socket.
R bulkhead.
plate03
 
Plate IV.
WAR-HEAD.

A nose-ring.
B primer-case clamp-ring.
C spring-latch.
D primer-case cover.
E primer-case flange.
F moisture-tap.
G vent-hole.
HH soluble plugs.
I exploder-pocket.
J exploder.
K primer-case.
L compartment.
M diaphragm.
N primer-case rest.
P bulkhead.
Q buoyancy-chamber.
R bulkhead.
plate04
 
Plate V.
FIG. I. WAR-NOSE.

A point.
B screw-fan.
C head of firing-pin.
D shearing-pin.
E cap.
F cap lock-screw.
G sleeve.
H firing-pin.
I guide-pin.
J guide-slot.
K body.
L sear-spring.
M firing-spring
NN holes.
P collar.

FIG. 2. EXERCISE-NOSE.

a point.
b spindle.
c screw-fan.
d cap.
e cap lock-screw.
f body.
plate05
 
Plate VI.
MIDDLE-BODY.
Fig. 1. Elevation. Fig. 2. Plan.

B depth-register pocket.
C calcium-phosphide pocket.
D middle-body.
EE guide-studs.
F fly-wheel.
G clutches.
HH shaft-gears.
II gear-shafts.
JJ strengthening-ring.
LL fly-wheel gears.
plate06
 
Plate VII.
FIG. 1. CALCIUM-PHOSPHIDE POCKET.
FIG. 2. DEPTH REGISTER AND POCKET.

A piston-rod.
B depth-register pocket.
C calcium-phosphide pocket.
D piston-rod guide, or bearing.
E spring.
F winding-drum.
G unwinding-drum.
H counterpoise.
I supporting-stays.
K piston-rod guide, or bearing.
L pencil.
plate07
 
Plate VIII.
DETAILS OF DEPTH-REGISTER PISTON.

A piston-rod.
B pocket.
D' rubber diaphragm.
E' cylinder.
F' flange.
G' clamp-ring.
H' piston.
I' follower.
J cap.
K' flange of cylinder
L' ring.
N' friction-plate.
O rubber washer.
plate08
 
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