Table I.— SIZES AND CONSTRUCTION OF THE POllTABLE STEAM EN(JiNES TRIED AT CARMFF. 
Um Mnralinll Knni, & Co. 
(;iii.vl<>ii.V Sl.iillloworllil 
] H. Uayv» ^ 
j Dfivoy, Pnznini), A Ot, I 
I 
Tiufor.! A K<.ii» .. . 
j 
^ ]I<'n<liiiK W..tI<» 
j 
23. 24. 25. 26. 27. 
LEADING PARTIOULABS OF C ONST RUCTION. 
Onst and wrotiKliU 
iroii whoolii, «0(»1 
roil ftnnin and 
ivroiif{ht niitl vut- 
irou wIimiIn, 
2 S-li). apriog toItm 
il 2'in. lovornndapriDg 
I 2j-iii, look-up valve. 
t2j-in. apring valvo. 
l2-in. ditto. 
:f21-ln, spring. 
\2-tn. look-up, 
2 21-in. Bpring vnlvoa 
2 2)-m. iprlng nfdy- 
2-in. uprliiK; 2<ln, look- 
K*BU(«r. 
2 Ibi. 
liigh. 
high. 
1 lb. 
lilgli. 
1 lb. 
UIgb. 
jib. 
onllMr7 of onlliury 
Ortloln Qraic In 
Indin. Square Ferl. 
ConwI. 
2Ib«. 
2" x23 \ 4-4 
! I 
i ' 
' 2G)x29 , VS 
I I 
23 X32 I 5-1 
' 18 x80 t 8-75 
26 x 34 C13 
18 x25}l 8'2 
31 x21i| 4-7 
SO x341' 7-2 
20ixaO < 4 '3 
t 
20 x25|< 3Ti 
i 
291 x«i' fi'O 
25 xSl} S-5 
(■"(-ill. apocca. 
■23-ln. BpiicoB. 
1-in. bars, 
'3S-iii. sptuK^s. 
1-in. ban. 
'S2-in. spaced. 
j-in. bars. 
-22-iii. epacoa. 
t.iii. bani. 
-in. BpBOCS. 
1-in. bars, 
{-in. apocce. 
i-in. bars. 
j |-in bars. 
bars. 
{■in. upucea. 
buis. 
i-in. Npuces. 
1-8 
1'13 
All ordinary 
3-75 fiq. ft. 
= 2 sq. n, 
3-2Bq. ft. 0-C4 
All ordinary I 1 '47 
grate, 
4-7 aq. ft. 
All ordinary 
= 3-5 eq. in. 
All ordinary 
grate, 
= 5 0 sq. ft. 
Height 
of Fire- 
box 
ilwve Bui. 
Hbatiko Surface. 
Sorrtoe In Fire-box 
5G liiiKa. 
2A-in. Hla. 
31! tnbcii, 
78!x2i in. 
A ring nitb 
ttdjuBtmcnt 1 75x2 il 
nearly filling 
ohinmoy. 
39 tubes, 
72x2J ill, 
outside. 
Smoke-box. SurbN. 
35*4 
including 
Davej & Pax- 
man's tubea. 
30-0 
194 0 220'( 
142 0 170 ( 
KJ3-0 I 1930 
139 -t I LWl 
127 '2 
100- 0 
102-4 
170-7 
j Surftge lo 
Dlaoeter 
Siroke of 
PUIon. 
27-5 1 
21-3 
21-0 
24-1 
19-9 
9 xl2 
9 Xl2 
6} Xl2 
9 Xl2 
71x12 
91x13 
01x14 
Diameter 
FlT-wlwl, 
551 
l^litidcr, how ProUclnl. 
Cylinder nnd covora 
steam - jaokcti-d and 
loggc<l. 
Cylinder nnd covora 
ateam - jacketed in 
amokc-Dox. 
Wood and felt lagging 
Cylinder and co?eie 
ateam - jaekcled and 
logged. 
Btoaiu - jacketed and 
Cylinder 
Cylinder and o 
ateam -jaeketed. 
lindor stiel-lined. 
00 SU>ani-jacketed .. .. 
40 Cylinder and 1 cover 
jacketed nnd logged. 
00 Not jookoted, except by 
I atcom ])ndsuge round 
middlu «!' cylinder. 
GO Cylinder nnd covers 
' stetm - jaek«te<l and 
Double coccntrica nnd ox- 
panaion-valvo worked 
by governor. 
Double eccentrioa and ox- 
Eoneion-volve norked 
y govemor. 
Siiuplu ocooatric .. 
Single eceentrio nnd 
sliding cnin worked by 
governor for adjnrting 
ixponsion-valve. 
Doublu cecun trios and vx- 
panaiun-valvo adjust- 
able by baud. 
Double valwe, but no 
adjustment fur expuu- 
Stmigbt ports Ui cylinder. 
Vnlvea iu liolvcs. Ex- 
pansion-valves a4iuBt- 
able by govrTn'>r. 
Diinblo ocGcntrii-M and 
vnlvo. 
Single valve, with Hart- 
Hell's iintinit govetnor 
and expansion-gear. 
Single valve and ecwntric 
Double eccentrics and ex- 
pansion - valve : both 
\alve8 In halves; no 
niljustment for valve. 
InUnJl'ui 
Ditto 
Ditto. 
Ditto 
Ditto 
Ditto 
Ditto 
ftnl-puinp Mil l>«l-hHtlng Apponliu, 
1 pump and oost-iron food-hontor on bollor 
top, cont4kining 4 lengths of copper pipe. 
1 iniinp. Exhaust - pipii into focd-taiik. 
Pewl-heater an annular ring in top of 
emuku-box, 18 in. leng, 71 menu diameter. 
mniilar ring In 
Cost- iron fi-ed-bcatrr bi'si.Io ImiU-r, con 
talnliig 5 copper tubi.* fur ft-ed to posi 
througli. 
Kshnnst - 
long, 1 
. dianuitcr, fl ft. 0 i 
■ pipe, 
I boiler t( 
nmru Cluing, with imiiBvorM tulios 
smoke- box. 
Annular food-hoatcr in smnke-liDX, oon- 
lAiuing tubes fur rocil. Ksliaiist siirnmnds 
fou<l. 
A^nin Ix nringa supported by stays 
jrioni cylinder, ami in ilovotoiled 
guiilos carried l>y boiler. 
Slinnln ornnk si i nft - bearings 
{Cylinder lu top of sinoke-lfw, 
IliiKolwith it»l bush. 
in co«t- I 
The aur|ilus feed linatul by exhuust stuim 
anil relumod to tank, thus heating all 
fiwl- water. 
Veed-pnrnp worked oft' piston croathcoil, 
and supported by uyliiidor llanges. No 
feol-liontcr. 
I'uinp works diroot ia builor, or tlirough 
fcrtl-heatrr. rood-hcoter— 2c<ipiier.pii)es 
insldo 2 eshaust plpca bonoulh bollor. 
I [nin lH>nrliigB aiipiwirt^d li 
' uiii uy lindor nnd 
roiiKlit-Iron braoicots oi: 
iiil.in Rlidi-valve. 
'i'i>/(tw pnijr (10. 
EASTONS AND ANUKRSON. CunyidtiiiL' Euirino ry. 5(7'^w/'(r 
