New-York daily tribune., 1858-12-01
.ELEGRArA
CABLE.
F.o., "a. Iondo- DuI, Ne,-s.
PRo


Il eceus strange thst though @ins covered sas-
Marie cob,ts huye been IN ibr than tee
yeais 10 IL prov emeut should have hitherto bess
made uu ,be frs: rude method OF t~,sng tho s,rss
rpfSls round tie core. THIS method ot protecusg
auc s,fel s,beiiug cables ia open to mauy ob.otioss
L. to t;st ,,ace the ful s'ralu upon ~
external wires while the rope is suhjs ted Ia tension,
uL'ii Il in',ri"r core has been stretched To -
Lfiou- exet' secondly from the constsIt tendency
ct q ~! al girts iu being colled A~sy
pa ed out. - very apt TO kuk and tor knots.
Which as tlry pass over the paying out mschnery.
oitltr iuf, the conducting or break the roe
ehole'ltf. kuk 2 therefore, one ot the most en-
beiassiug at Ire ssme time ore of tho most oom'
uuny occurring a,cidalts vi ch caa happen to SUD-
marine cable curing the operation of layl gi and y<s
While tprnl wire coverings sfe use', no amount OF
care ard rtteuiluu can always guard against isas.
tew method of combining tue ~lfe covering has
nccl'ly been invented BY Messis Stephenson sne
BDike of NJ lsa!l, by which not only iooressea
otci 9TH fUg given uuubtr of wires Is obtained 10
cattle, but the liability to stretch AID form kuks--
which, ss above stated. are among the chief disad-
,autages ot the present Method of constructi"n-o
eLiiieiy obs a.eo. Tho cable consists nterorty
of q ur insulated conductors, which Me twisted To-
g,ther with a r"pe-yafD, 80 as to form very hghs
though so.d rope 1t b'ut three 9ntrors OF al tsoe
diameter over lhs pluttud or braided twelve dN
sirauds Ut No, ID gauge iron wire, cdch strand o,a-
iaihig five wires. This operation Is perioi Nod by
the OIduhry bradiog IN Csc tor putting the wcsise
coverings to the cords of window bludr though, -
course, Constructed 20 a very much enlarged Ea@e.
TIE aoy aLiuges OF tus peCuhaIlty III the CONSTRUCTORS
must hc unui',st 20 tfo IN et casual observer.
cable 80 constructed would bo pedscuy passive,
ard iudisposed 10 untaist kiuk whilo being
pHyed OLt or slowed away, ana almost witho1
strttclirg would become moro solid aud conpsoe
VII subjected Ia tension while from tho -
wlc1 the w.s comb ned aud uterl tced together,
the comp' 10 rope would bear "A much groa'er straia
titan the tum of the breaking stfaio OF each udvda1
WiGe. in case OF wrc breaking II would bo inposAi-
be for L 10 strip ujuiGg and weakeLinS tho rope.
hs those dspOseu spfaly invariably do, while the
hi mat ffal In
a rope So Constructed theIe Is n decided economy u
mat ias for gwen strength, though the manufso
ture IA necessarily more cSPensiye, but altogetaas
cables made on this plan would not be more costly
than thuso ht present IN use. The specimen already
constructed hy te iDye tors ia of cable containing
four duCipg wires. IL Is about an Inc1 danser.
md ytt weighs ooly sboet two tuos Ia the mile, 80
& bt IL specdc gravity being low 1t would bs capable
Of eu.taniTg mary mI of IT. lcDgth IN water. Its
brebkDx stain bstwcoI seven aud eight tuas asd
could b.. Uf course II Becessary increased 10 double
that amount by altering tne gage and number of tho
external pla ted wires. Une marked pecuisrity IN
tie p. wollc be- that 20 stow II securely board ship
II would be - " fake II fore and at IN tho
deck, as Il could not be coiled away, having ~
twist ID It, Ihir, h'woyer, would be rather a.
advantage than otherwise as there has always bosa
q icuty in iOdrg ships with sufficient beam u al
ivv electric cabe To be dlsposed on board Ia cifcoar
col. sufficiently l-rge 20 avoid undue rick ffom knk.
irg OF cotrse II would b. impossible to " fake asy
cable Cd board Il ship fore and ait IN rows that
Dot from its construction perfectly passive, and At shs
come tiG,e pab'e The inventors have al-o taken al
yeutsge oi q suggestion which we threw out sOms
sLort time sgo respecting the advantages ghico might
iesut from II employment OF injiarubber and gatts-
percts ubined al insulating neilim 10 plaoo o.
lutta-peIchn alone. THUS he} propose on the usu:a
cutts- icha coating of iusulted wire 10 put NOD
Ta'e ius * cOaiog Of inda-rubber, 70 render Il more
,lsstic snd a. the time totally mpervious 70
water a. d pressure. This plan, We bei,re statsd
appesr. 10 te feasible one though whether It Wiz
fnl succeed when pat 10 a practical ct rema'ns -
be seen The mcc oaLca construction OF Mr. stephss-
snns cable is urqnestiopably superior u anything
which AZ bithelto been introduced and must ,oonse
or later be geIeray adopted.