New-York tribune. [volume] (New York [N.Y.]) 1866-1924, 1892-02-29
NOW VIEW.


MAZDA for General Berdan By the Cram shpbuding
o,m and submitted 10 the House and senate commit
tees can alone give adequate IDEA OF 'hs eihe una
s-ngtb Of the ironclld destroyer. the boat 10 10 NC
oel fee: long and 40 fcet In BEAM py 10 i"''
draught with a displacement OF 2.ioo rn'' i"' 'uO
marine gun Is to be placed II the DO" ~ .n' 49, -
clt a. ten feet below the water nne white n" the wafer
No.. o,rec,Iv above IT, 1. hydraulic buffer, WHICH, OH
.triking the man -ofwar fires the gun Deio" a"'o
,o,icaIlv and mt tho Same time causes sha'p ic'o
which is 10 push the torpedoboat back OUT VI 'Nne
OF the explosive. time fuse OF two o' u"'o M"
n,es is 10 be put into the SHE'LL so ua'' ailh'"en '
buncr NAV be Ineffective. the engines OF ue a''"'"
ing craft can back her away III 'iihe 10 PA"
sa,etv. The part Of the boat above water eohsS''
:, lou, .,uor,d deck OF nickel steel, with coming
,rer forward Of the middle of the boat, and brogc
tor machine guns which are to be used 70 o1'e y"
o- - ,rno,o craft Tho coming tower Is pro
tected BY nine inches OF ar1nor The dccX hr'no' VI
tho slopes will DO three Inches thick ana "Ahiu
ships two inches thick. Other techiioAi 10
tails are given IN Ccanp & sons plans .' Ivy
,ows. The vertical keel Is twenty POUNDS por
.rare foot with 3l-2 seconds by 3 secoDds oy o
rounds angles ut the bottom and o SECONDS ny
seconds by 7 pounds angles Ut the TOP mo ou'"
fat keel is 20 pound, the inner IL IL pounu''
ou,or Mating will generally be 10 POUNDS, strength
ened or doubled where necessary. Inc HanliI'e WIN
con.is OF ongtudinals and brackets with lo'pouhu
nm
The frames are seconds by seconds BY IL poohds
nv 10 poupds. floor plates throughout OF 10 pounds
An inner skin OF 5 pounds per square loot VIII De
attached TO the under side OF the framc "hich sup
norts the anuored deck, to conduct 1hc unPP'neS
N The pumps In case thls decK IS r"hsu
in action or the Joints In the hrihor afo
opened by indcnatons made by proIco.ncs' in'
org,u,, will be triple expansion and capable OF do
,olonnp between 800 and 5000 horsepower, Win
corresponding speed u twenty knots The boilers
,,,, h. ordinary doubleendod return fre-tube boilers
or some approved type OF coil boiler"
The construction OF the gun and the manner oil
firing Il arc OF course the most vital ana Interesting
features Of General Berdan's scheme AS was sa'u
ohove ,be gun Is placed directly in the bow Of the
49,, ,,rer tbe hydraulic buffer Tie gun Itself Is
,o,,v oight feet long has a calibrc OF twenty-four
inches and weighs something like twenty-five TONS
The muzzle reaches TO the bow me- anu " '"'p'n'
49, ,onner nut In It 10 keep out the water, projects
sever,l feet further In the space Ill tno ou'ro'
between the tompon and the shell are three 'SuoiS
loosely made IN four pieces 10 prevent 'oi'peasou
-. 1no,n exnondlug the muzzle OF the gun. The
m ahon, eight feet long and weighs 5000 pounds.
:. =, a,,cotcd 80 AS 10 allow sufficient gas from ue
r,or Charge behind II to pass the shell ana lorec
Tho cylinders and compton out Of the Darei, hpre"ue
the cylinders and tompioh nnn % var 40 That
- On me water the side OF the Hhhoi "ai' ~
,he shcu may not he retarded by the her'ih Vi Wv
80, The shell will contain $50 pounds OF ihushct
ar canal 10 about $50 pounds OF no. dyha'',c'
We, cnn cotton may also be USED II desifeo' Vastly
INCREASING the explosive power OF the c".'se. l'
she'll win 10 set of, after entering lho N9 -
hv the time fuse already referred 10 "o, ~,
thinks that two minutes will be time enough 70 so' '"'
loaf back out OF danger from the explosion i'Ne VI
the man-ofwar. The propelling charsc WI. W -,
,,ht case and variou. precautions are taken That
M water shall reach either that or the sheh '~h'
,. time fuse Will be put in plug connecting the ex-
uodng charge with the propcillng charge. iue nahs
charge Is to be igni,ed by eiectnc',' ',,S "
u CONVENIENT ~ The piuton In the hydraulic buffer.
General Bsraan suggests that automobile torpedoes
may also be launocd from the side and stern OF the
boat during an attsch. after the afauhc puner mas
carried away the torpedo net about the manofwar.
nut no is so confident Of successful operation Of the
Gun that the additional use OF the topedoes Is recon-
mended only in ease Of possible emergency
Discussing the feasibility Of firing into ship be-
,, ,h ,.,, lime General Berdan says In q state
ment accompanying the plans and drawings
several attempts have been made to IRE undsr water