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PLATE VII B.
DEPTH-INDEX.

a casing, or body, for depth-index.
b bevel-worm wheel.
c carrier ring for bevel-worm wheel.
e clamp-nut.
f locking-plug.
h worm on upper end of spindle of depth-index.
o spindle of depth-index.
p adjusting screw.
x pin in casing to prevent carrier from turning.
plate07b
 

PLATE VIII.
ENGINE.

FIG. 1. Transverse section through cylinders and crank-case.
FIG. 2. Longitudinal section through crank-case, cylinder and valve-chest.

AAA cylinders.
B crank-case.
C valve-chest.
D crank-case cover.
E main-shaft.
F socket in crank-case cover.
G locking-strip and screw.
H sleeve bearing.
I round bearing.
JJJ pistons.
KKK connecting-rods.
LLL ball and socket-joints.
MMM crank-pin brasses.
NN annular grooves in crank-arms.
O removable piece in crank.
P hole for disassembling crank.
QQ counterpoises of crank.
R interior annular air-channel.
S interior air-passage.
a main valve.
b port.
c cam for valves.
d valve-rod.
e valve-rod roll.
f guide for valve stem.
g guide for valve-rod.
i eccentric for counter.
k relief valve.
l hole for removal of valve.
n connection of engine oil-cup pipe with crank-case cover.
plate08
 

PLATE IX.
ENGINE.

FIG. 1. Transverse section through valve-chests and crank-case.
FIG. 2. Section through xy.

AAA cylinders.
B crank-case.
CCC valve-chests.
S interior air-passage.
aaa main valves.
bbb ports.
c cam for valves.
ddd valve-rods.
eee valve-rod rolls.
fff guides for valve-stems.
ggg guides for valve-rods.
hhh screws for holding ring-guide for valves.
i eccentric for counter.
kkk relief valves.
lll holes for removal of valves.
m connection of engine oil-cup pipe with interior air-passage, S.
p connection of steering-engine air-pipe with interior air-passage, S.
plate09
 

PLATE X.
VALVE-GROUP.

A reducing-valve.
B regulator.
C valve-group oil-cup.
D connection for air-pipe from air-flask.
E connection for air-pipe to engine.
F starting-lever.
G bell-crank.
H counter-spindle.
I controlling-valve stem.
J friction-cam.
K friction-roll and worm-wheel.
L balance-lever.
M distance-gear sector.
N adjusting-spindle.
O counter-spindle worm.
P counter-ratchet.
n counter-ratchet pawls.
p stud on distance-gear sector.
r pin on friction-cam.
s return-spring.
plate10
 

PLATE X A.
LOCKING-GROUP.

a shifting bar.
b shifting bar clutch.
c rack.
d counter-spindle.
e cylinder of steering-engine.
f bolt and arm, constituting main bearing.
g adjustment-cam sleeve.
h outer, or adjustment-cam sleeve, bevel-gear sector.
i inner, or lock sleeve, bevel-gear sector.
k slide-block for locking-bar.
l locking-bar.
m lock-sleeve.
n index washer.
o locking-adjustment index.
p clamp-nut for locking adjustment index.
q lock-nut for adjustment-cam.
r bell-crank.
s bell-crank cross-head.
t valve adjusting screw.
u adjustment bracket.
v spiral spring.
t' upper arm of the bell crank.
v' push rod of Obry gear releasing mechanism.
plate10a
 

PLATE XI.
DETAILS OF VALVE-GROUP.

FIG. 1. Section through reducing-valve and regulator.
FIG. 2. Section through reducing-valve and oil-cup.

A reducing-valve.
B regulator.
C valve-group oil-cup.
E connection for air-pipe to engine.
G bell-crank.
I controlling-valve.
L balance-lever.
a cover of reducing-valve.
b follower for a.
c air-space in reducing-valve chest.
d admission channel in reducing-valve.
e working channels in reducing-valve.
f working channels in reducing-valve.
g air-space under head of reducing-valve.
h air-space over head of reducing-valve.
i exhaust chamber in reducing-valve.
j collar on stem of controlling-valve.
k regulator-spring.
l regulator-spring barrel.
m regulator-plug.
plate11
 

PLATE XII.

FIG. 1. RETARDING-GEAR.
FIG. 2. RETARDING-GEAR AND SINKING-GEAR.

G bell-crank of valve-group.
I controlling-valve.
L balance-lever.
M engine bed-plate.
a retarding-lever.
b bell-crank lever.
c water-tripper.
d pivot of retarding-lever.
e lug on retarding-lever.
f pivot of bell-crank lever.
h engine-room door.
i spring-box.
j sinking-valve.
k sinking-valve spring.
n eye of sinking-valve.
p sinking-lever block.
r clamp-screw.
s king-lever hook.
t pin on valve-group bell-crank.
plate12
 

PLATE XIII.
STEERING-ENGINE.

M engine bed-plate.
a cylinder.
b admission-pipe.
c exhaust-pipe. d.piston.
e valve.
f valve-rod.
g valve-rod union.
h admission-port.
i admission-channel.
j valve-faces.
k valve-faces.
l valve-faces.
m' locking-jaws.
m working channels.
m working channels.
o valve-star.
p exhaust channel.
q exhaust port.
r steering-rod union.
s steering-rod.
t oil-pipe, (use discontinued).
u after stuffing-box.
v forward stuffing-box.
w cylinder-head.
x valve-rod pin.
y limiting-plug
z compression-spring.
plate13
 

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