A war-head.
B air-flask.
B' immersion-chamber.
CC' after-body.
C engine-room.
DDDD drain-holes.
E shaft-tube.
F steering-engine.
G bevel-gear box.
H depth-index.
I tail.
K charging and stop-valves.
L. locking-gear.
M engine bed-plate.
P primer-case.
R rudder.
S steering-rod tube.
T guide-stud.
UU propellers.
V valve-group.
W war-nose.
Z strengthening-band.
PLATE II.
EXERCISE-HEAD AND AIR-FLASK.
A. exercise-head.
B air-flask.
P primer-case.
T guide-stud.
X exercise-nose.
Z strengthening-band.
PLATE III.
IMMERSION-CHAMBER, AFTER-BODY AND TAIL.
B air-flask.
B' immersion-chamber.
CC' after-body.
C engine-room.
DDDD drain-holes.
E shaft-tube.
F steering-engine.
G bevel-gear box.
H depth-index.
I tail.
K charging and stop-valves.
L locking gear.
M engine bed-plate.
R rudder.
S steering-rod tube.
UU propellers.
V valve-group.
PLATE IV.
WAR-NOSE.
a exploder.
b holder for exploder.
c firing-pin.
d shearing-pin
e traveling-sleeve.
f limiting-screw for e.
g limiting-slot.
h traveling-nut.
i screw-fan.
k retaining-screw for i.
ll holes in body of war-nose.
m porpoise-hide washer.
n copper disc.
p recess for head of exploder.
PLATE V.
FIG. 1. CHARGING-PIPE.
a valve-end of charging-pipe.
b charging-pipe.
c wing-nut.
e rib on valve-end of charging-pipe.
FIG. 2. CHARGING AND STOP-VALVES.
f charging-valve plug.
g charging-valve.
I charging-valve seat.
i check-valve.
k check-valve spring.
l stop-valve carrier.
m stop-valve;
n stop-valve plug.
p operating spindle.
PLATE VI.
IMMERSION-CHAMBER AND IMMERSION-MECHANISM.
B' immersion-chamber.
C engine-room.
D drain-hole.
F steering-engine.
K charging and stop-valves.
a bulkhead of immersion-chamber.
b rubber diaphragm of hydrostatic piston.
c hydrostatic piston spring.
d tube for c.
e forked bell-crank.
f steering-engine valve-rod.
g. hydrostatic piston lever.
h upper connecting-rod and sleeve.
i cross-lever.
k pivot for i.
l lower connecting-rod and sleeve.
m rock-shaft.
m' locking-jaws.
n stuffing-box for rock-shaft.
o spindle of depth-index.
p adjusting-screw.
q socket-post.
r adjusting-nut.
s index-sleeve.
t clamp-nut.
uu pendulum-supports.
v pendulum-bob.
v' pendulum-rods.
w pendulum-guide.
w'w' pendulum-buffers.
x pendulum-brace.
y checking-spring rod.
y'y' checking-springs.
zz checking-spring nuts.
z' buffer bracket.
a bulkhead of immersion-chamber.
b rubber diaphragm of hydrostatic piston.
c hydrostatic piston spring.
d tube for c.
e forked bell-crank.
g hydrostatic piston lever.
h upper connecting-rod and sleeve.
i cross-lever.
l lower connecting-rod and sleeve.
m rock-shaft.
m' locking-jaws.
n stuffing-box for rock-shaft.
o spindle of depth-index.
p adjusting-screw.
q socket-post.
r adjusting-nut.
s index-sleeve.
t clamping-nut.
v pendulum-bob.
v'v' pendulum-rods.
w' pendulum-buffer.
PLATE VII A.
HYDROSTATIC PISTON-TESTING ATTACHMENT.