Deseret evening news. [volume] (Great Salt Lake City [Utah]) 1867-1920, 1891-04-09
now SAFES ARE MADE
,eeoooor MATERIAL IS PLACED So
rwreN IRON SHEETS

made IN heavy unN VT -, tha
- ~ chests. They were pl"nh w VIZ
s,s,e,s and iefoc theiop and ifon, WV, W,'u
,,nn t,sd. sindded With nniia lton w,
,,9a ,s,sntnsllv made iu cover ihe onis'le
VIZ ,bs.t md nsilei to che wool h'
sani,tion Of ths plan upon which hre
49,. ,rr silli constructed wa hl1
uisbard scott In isol The Improve
-, ,,r.,ious 20 isl WIS 20 make 'h.
III ~" u IN wool. in thicker b1dy, soaheI
In brlne. Ai,cf thoroughly snnhlns ul'n
H. inside and outside she'll. shcets"t lr.n
80 1,.,entd inside and outside WIN
large nails or spike. u..,h.
Tie idea aud principle was tni IVY
mnlsiurc IN the woul upon We appiei''ol
N Neat would produce steam anl pfe',ul
the interior aud H. contents felrhlns
,s,,nsr,tur5 OF !iadegs Below that polhi
49, M ever, description viii De- prc'rrted
~, damage either to tho llher Of the ma
,sr,ai ortnthc writing Which MAY - ul''n
a. surface. Thee principles Of the steam
,,,,,ipriur quality and he reliance upon
ibis quality l. the prime ~ element IN thn
r,,unfsrthre II all stfei N the prs ni Gay
,hougb different materials may w. used 70
prplncs tho same result
Jams. Conner. 70 type founder " TVS
eit,. about isD-.n Invented M Iron strong
laS with a double she'll, having %. hlllus
pl,sisf Of paf. mixoii with water la'efthe
shell. wefr lincd with sheets " mica iast
"A on papsr and fll,l with burned clay %
.,vdnst aud chawoal Plaster wtaiued
M, mpl.iufr sdc,sasiully. bat was 40 de
,i,pe,ivr tothc thin Iron shells that ~
M. was abandoned Connnf allowed HE
ln,ention ~ lapse. aud mnn named tiis
gerald In Isia obtained nov letter, patent
on the same Mud VI safe
suuE ON HAfIs
william Mari. u llnhdon. In iSl' was
,h. first 10 patent ampihodu, construction
Tor saf.i IN iSs Charles Chubh, 81 the
same ,ity. u.sd contsutrir lining, " irpu
pistn, Hlled he lHtwuon with wut-i ashes
or other slow concluding materials Of
pntuf. 20 rsiAni the transmission Of heat
10 1913 letter. patent VIEW granted 10 the
Mr..r. Tam ior the usr oi pounded alum
AMI gytsnm. previously heated aud cooled.
n ilrv resisting medium IN 100 Thou
A. Miner bad paiouttd plan Ia nll tho
ackrt. iorinci iy the double plai.., with
sawdnsi In which were packed number
Of small Tubs oiled with an alkaline solu.
ton and hermeiically sealed, or crystals Of
slum or soda combining from 90 10 ~ per
Nut. water equalization,
In caso VI fre the -afp heating tnlcs
would burst or The crystals would melt
and satufaie with water the sawdust
Steam thus produced By tho heat would
pas into the Inner safe and protect It. con.
tents, n lnnammahle. Zoe long time
George Price. N Northampton, England,
IN i,35, tried tho plan OF coating metal sur
faces exposed 10 the fllling with a compost.
ton 10 prevent corrosion and then usod
powdered alum and s,Ndust ~ llller
Previous 10 this, In 1917. dry plaster aud a
common grade u alum or potash alum was
found 10 hc u value ~ anunconductor Of
beat. Plaster was used FOR IT, n0ncon.
lucior quality and alum for the large pro.
portion NJ water Il contains IN crystAliEi.
lion. The same heat which produced steam
also fused or dlsintesraisd alum, releasing
the moisture and producing tho requisite
steam qualities
The PRINCIPAL Argument that might he
used against this combination would b.
That alum In fusing almost entirely disap.
pears. Thus vacuum IA len, 10 take the
place II which their Il nothing 20 supper,
II. outer frame Of the saie. The outer
'rame must rcmala intact IN order to retain
be t,eam.
MODERN sArrs
In another mixture ~ similar character
4 this time WIS included marble dust aud
he refuse Of soda manufactures When
his material whs heated Il wns supposed
a produce carbonlc acid gas Tho gas was
o subine or extingnish dre or flames Ia
be- iinm,.llatc vicinity by reducing tho
smperatum sun another material used
Ia a hllrf was pul,cfissd hydraulic cement,
Witch embraced the several qualities Of the
'lnstcr and alum.
This material i q non conductor OF heat
md contains water In large quantities
Unlike the dry plaster and alum II II a
'olid, having crushing strength In ltz.,if
u several hundfri pound. 20 the square
nch. Tho extraction 81 tho moisture by
my degive Of heat that eau possibly b.
PRODUCED In an accidental hre ienyrs the
lling solid aud Intact. The volume il
neither incwascd nor decrsrcd. 80 there il
NJ strain on the frame which ooyurs IT,
Most of tho ilrepruof safes Of the pru.cn,
lay ARE made ol wrought iron plate. aud
ingles On The outer aud inner frames The
isual Thickness II the wall. IL from Eve
.nd half to slx Inches. Combination locka
Ne used almost universally, set locks arc
he exception. The numtrr OF sale. pro.
iuced by the manufacturers has largely
Increased In later years
Burglar proof .afes arc distinct from
lIrproof sairs ia material, construction.
md the object Tor which they arr built
The wAlls are composed Of high aud low
GRADES Of steel, which. when tempered.
VII resist the most powerful drill. But
j. an error Ia suppose that safe which
''oyidos security from the burglars drlll
: Tor that reason sufficiently protected
tom burglars who are properly fitted fnr
~ attack upon bank saio or vault
Heoont experience hus demonstrated that
isiur methods are muro rgprdiiious. 10.
diving less risk for the operation, and arr
rquently moro certain Of success. Wedge.
n'crird ncrnss one edge 81 door aud
'riNsn home by repeated blows Of ham
ncr retain ON each wedlc tho combined
trnrth Of eHrh blow struck. The In
'iiied plane NJ the wedge helug the foun
iwion principle OF MI mechanical power
'as proved In numerous successful hank
.lrglarle' 10 be- Almost potent factor In the
~ Of saie breaking.
Wedgr- arr frequently used also In
o-"ahing and removing the spindle which
l'nneois the combination knob aud Ga,
Ick. Thus 10 lett hn opening Tor an ca
pIHslon u powder which makes short Wort
y demollshlng the dour Sometimes ~,
0fhy ol the safe Or thr door may be- tori
SPAR ny other methods, such as stripplni
" plate ana liniuR tho door from IL
'0'Aet ny scew Jacks SATURDAY Globe.
b1srasli's Childhood Tricks.
Here h delicious story told me bv ni
old lady whom | met somewhere. which
hua NlttsnNaf Fsta ttt, "a. t..ss.a...n.....