, 1876-02-19

In this caso A represents tho boiler and
u tho 1ro under It, built, OF course, on m open
grato not clearly BAown, but represented by tho
line betwoen B and E. 1t was fou1ld in prnctico
through the Grnto WAS not sufficient to insure
combustion, but that it bocamo mixed with tho
EascouB smoke, or, rathor, formed tho basis
thereof, and escaped along the sides Of tho
boiler past aud Ilto tho chiEnnoY. by putting
ln tie partition u. however, aud by admitting;
air into tho tiro-box al y, entirely diuereut re-
suits we're found. Tho smoko whom It Aroso to
tho boiler was met by tie air from d, aud tho
G, 1t Was forced downward through the throat
F, aud thero coming In contact With tho fire be-
camo ignited, and WAS wholly consumed, insuring
vast increase in heat power, "A we'll ~ tho con-
Ing Of The air and gAsooua matter in the upper
part Of THO fro-box, whence tho mingled rub
stance is forced tn contact With : surface hot
enough to ignits It.
THE ECONOMICAL EFRtor
OF the byskem Is commercially tho flrst and most
important thing 10 be considered. and nothing
can make that branch Of tho subject clearer
than = fow examples. In burning coal for
tho ongIno tho object Is, of course.
t bs bsss svsr.so - dosrb.t as H. to p us
water As poaslblo iuto steRn for each pound Of
coal. That apparatus Ia mott entirely a,laptoa
to tho engine-ownerfB uso which gives him tho
most yapoEizod watsr for The Hatao SUN of
money.
Ths owners Of the syslem uudaf consideration
some time ago mado proposition to n Il. Fair
bank 4 Co., in which they offered to tcst tho
invention undar oua Of tho f1rM's botlera, aud,
results. Of. In other mosds, saving Of 10 per
cont In fuel then tho firm were To hago the ap-
pasatus put In under al their five boilets.
N order to got fair toss, certain
boiler, Taa first run for. BaF, week.
sna eTory gallon Of water used raa 1aeAsuse cd
by mater and avery t,,,nG of coal burned Nh8
carefully notou. At tho and Of tho time u wa8
found that each pound Of coal turned 7.7&
pounds Of water into etcan. At the end Of tho
t aret trial Tho arm pnt their Improvement under
The botlor, the performance Of which had been
noted, and tue Weighing OF coal and measuring
OF wAter wero again undertaken Tor week or
DO. At tho ond OF the time tho rosults ~ ahoWa
weto that the boilor with fmprorouaents snrnod
Of coal consumed. This result WAS something
OF aurpEiso, showing, - 1t did, N sncreaAo OF
.1.4l pounds Of water n each pound Of coll, or
o7es u per cont gsinsd by thu adoption Of tho
Another notable result ma gained in The ap-
pllcaton TO
TUE PALMAR uouux po1LEna
These weIo tastsd ~ to amount Of coal butnsd
very aecusstely foT two successive months aad
then aBaiu for two mnnths wi1h the Improve
mensA attached to tue ttre-box. Tue rcsult in
&his case WAa saving OF between ~ aud IL per
cent In tue amount OF coal used, whtoh was sui
Actent to induce Mr, pslmor 10 yepldly order
tue improvements put IN all through Iii house.
:. Lstsr tile system xas adopted 81 tie Grspd
Paci1o Hotel, Wbere Il now forms part Of ths
hestine apparatus. It has hero ai4o gyen pot.
teet RAtistaation.
Soma tins sgo tho patsntoes Of Tie improve.
hotks to put their arrangement uua,r tho boil
sls IL uas 1t
FGH wArKA-woRKy.
a1'ps carefully surveyed their dald, they of