The Liverpool Standard and General Commercial Advertiser.
Liverpool, Merseyside, England, 1843-11-21 00:00:00

11-i8 LIV ER POOir-ST AND A-R

THE POLYTECHNIC SOCIETY

IMPORTANT TO RAILWAY COMP 4,
At the monthly meeting of the Liverpool Polytecn
Society. on Tuesday last, Mr. Grantham, president, in
chair, Mr. Edward Woods, for several
engineer of the Liverpool and Manches'
a paper entitled a " Review of the cir
have effected the consumption of fuel
engines of the Liverpool and Manchest
the opening to the present time."
Mr. WOODS introduced the subject by h
tions on the amount of information possessed by engin,
up to the period when Mr. Stephenson obtained a p
for the performance of the " Rocket, at Rainhill."
said it would be wrong to condemn as absurd the varic
opinions that had been given byeminent engineers agait
the locomotive system, when in all probability the spe
of the Rocket as much astonished Mr. Stephenson hir
self as it did the thous
rapid progress on the in
direct consequence of ati
chiefly the application of a boiler of a
tion, the invention of Mr. H. Booth
surer of the company. From this sly
ments, and after a short period thr
produced, which has sin,-

NIES

'ears re

ter Railway

Icomotive

er Railway frot

to watc
It wa

LUC
class. The general disposition of the parts of t
have been retained to the present day, aithougi
provenients in the ' "
however, confine h

t to considering one poin

viz., the economy of t
For the first few ye
the attention of the et

after the opening of th

pressing and paramount r
and in increasing the spee,
the question of fuel was be
sequence was, that insteac
tion of fuel greatly increE
increasing the speed, sou
stroke, were constructed, I

extravagant use of f

erroneously referred to the mechanic
the short stroke.
Mr. WOODS then described the
common-slide valve as then applied t
showed in what way the steal
finder, and then allowed to
The periods at which them
formed were of the greatest
liming of the valves, a
the successful working
the custom so to regula
was ready to begin its st
and at the same time the tient
began to escape. As fa
concerned, this plan woi
release, the performanc
factory

he gist

:up stea

the ach

From various cause
great improvements might ',-
so as to allow the steam to escat
fore the piston arrived at the et
veral engines were slightly alte
went took place ; but the I
obtained by Mr. Dewrance.
Woods, who so arranged the F
passage was not only partially,
piston had arrived at the end of
peculiarities Mr. Woods illustrated
ings, which made his reasoning very
The consumption of fuel now be
would be seen by reference to the to
exhibited ; and for loads which had
491bs. of coal per mile, 151bs. were
Mr. Woons enumerated sever.'
operated to economise the fuel
supplied to each engine, &e
ing was effected by the
exhausting passages of t►le ..,
of the importance of these improe,....
company, Mr. Woods showed that, althouh.
of work performed from 1838 to 1842 had not
varied, yet the consumption of fuel had been reduced f
12,604 tons to 3395 tons. We very much regret that
limits will not allow us to give more of this valuable pi
replete as it is with information of great importance t
locomotive department of railways.
The PRESIDENT fully confirmed what Mr.
so well described, and
most valuable to engint
tage of watching minutely the operat
when at work. He also stated, that
in the position of the valves of mar;
since, in this port, had produced r
An interesting discussion ther
of which the subject of some
metal for the step of axle bo-
was introduced, when M

)est resu

when t

AiLthese

med, i

thought

Woods kindly of

some specimens to the membe
The PRESIDENT, in dismiss
tice that at their next mono
duty, in conformity with th,
dress ; and he proposed.
forward the subject of t
members to bring their

ly meet

The first cai
Friday, per th
leans.

•go of th
e ship K

At the Police-court, on I
Is. and 60s. Sony: were e

.e fined 10,

605., ant

,ere are at prese

for New Orleans'

5,645 tons. Two other ve
the past week, the tonnage

SIGNS OF IMPROVEMENT.
can Gibb, Esq., entered ou
vessels for different parts
Africa, one for Asia, four -foi
South Wales. The aggrega
was 5,950 tons.

to burthen of ti

FATAL ACCIDENT.—
longing to the brig Mar:
intoxication, and fell int
in the Queen's Dock,
Hospital, where he died
injuries he received.

On the 14

tate of

BIRKENHEAD DOCK
per of Saturday, who
bearings of this subjec
Chamber of Commerce
report upon the advent
and the country gener
Wallasey Pool."

-A writ

THE AFFRAY WITH POACH]
unfortunate man, Richard Keny
wounded in an affray with poacl
expired. John Shaw, wh
charged with shooting at I
Kirkdale on Wednesdl
a charge of wilful mum
FIRE

.—About seven o'clock, on Saturday
fire was discovered in a stable at the top of Copperas-hill,
at the rear of some premises belonging to a baker, named
Phillips. The flames were subdued in the course of half
an hour, and the damage. which was confined to some
hay, straw, and part of the building, was not consider-
able.

COTTON.—The estimated stoc
on the 17th November, 1842, w
the ]7th inst., 677,780 bales; bei
as compared with last year, of
crease of imports, up to the llt
with the same date la
on the exports, to the
bales

Tease of stock,

late, the decrease

e nor ship v

scoverable