394
EXPLANATION OF THE PLATES.
F, Steam-pipe from boiler.
G, Stop valve.
H, Cylinder.
I, Belt round the cylinder, to bring the
steam into the valve case.
K, Slide valve.
L, Steam ports.
M, Piston.
N, Eduction pipe.
O, Feed pump.
P, Feed pipe.
Q, Water cock.
R, Clack valves of feed pump.
S, Connecting rod.
T, Eccentric, for working the slide valve.
U, Eccentric rod for ditto.
V, Governor wheels.
W, Governor.
PLATE LXIV.
ELEVATION OF LOCOMOTIVE ENGINE, STANHOPE AND TYNE RAILWAY; CON
STRUCTED BY MESSRS. ROBERT STEPHENSON AND CO., OF NEWCASTLE-
UPON-TYNE.
This plate exhibits a general elevation of the engine without the tender. It
should be observed, that the construction of locomotive engines has undergone con
siderable variation in external form and detail since the establishment of the Liver
pool and Manchester railway. The particular form and arrangement of engine
represented in the accompanying engraving is such as was adopted on this railway
about the year 1834. The following is a general table of the dimensions of the
various parts.
Diameter of boiler
Length of ditto .
Length of fire-box outside
Breadth ditto
Depth below boiler
Length of inside fire-box
Breadth of ditto
From top of bars to crown of fire-box
Area of fire-grate in square feet
Length of smoke-box
Breadth of ditto .
Depth below boiler
Diameter of chimney
Height from rail
Ft. In.
3 6
8 0
3 7
4 0
2 3
2 11J
3 7f
3 5f
10 7
2 If
4 H
2 5
1 2
14 0