The evening world., 1920-09-03
TELEPHONE BUOY
THAT RESCUED THE
TS-5 NEW DEVICE
ndsrwater Signal Apparatus
WAS Perfected During War
F in "Sub" Search.

Rhfn the ballast tanks Of the U. $.
IVY, Coast Guard Submarine F-4
lqt 70 function off Honolulu Har-
~ pa March, 1915, and the twenty.
20 commissioned officers and en-
te1, men OF her crew were suffc-
tdd,by fumes from her storage bat
riss, while rescue vessels searched
hef. where she lay on a sanIv
aadh 300 feet below the surface uf
Ee ocean, American naval experts
nfedhtely cast about to devise alb
utay certa n means by which a
bhkrged vessel, unable to blow out
d tanks and rise, could signal her
kadts Position.
TbSt success on that occasion has
sulted In saving the lives of the
feNY Pf the huge SIS in the most dra-
atlq story the sea has told in many
ysarS
TIVE Hneans were devised, but one
them was dependent upon other
rfAee, vessels being equipped with
Hhat IS known in the navy as under
#aters Signalling devices. The other
Hepdnls only on navy luck"-the
rresepce of some other ship in the
ici1ily of the distressed submarine.
4'he SD trusted to navy luck" and
kon.
"A The device by which the location Of
Die sunken submarine was discovered
Ind a hawser attached to her by the
Cen. George W. Cocktails is simplicity
lself. 1t consists merely of a conical
4haped buoy. with upright arms sup
oorting large bronze bell with four
nee aappers which, swung by the
novSTpents Of the buoy in the sea,
Rtrile the gong, giving out a sound
nat can be heard for more than a
nte,
ScYles Of these buoys, almost ex-
octly similar in construction, are an
ehortd In New York harbor and pas
eengensi on Coney Island boats pass
half lal dozen in the lower bay.
u On ihoari the latest type sub
narali5 these steel buoys are sunk
IA Wells in the decks OF the submersi-
fles, lanChored there by hawser that
passts through the deck of the vessel
and On to 4 winch below. Along this
hawser Is wound n waterproof cleo
trio wire, used for telephonlng.
As in the case with the usual an
'chored harbor bell buoys. these sub
marine position marker buoys" are
scontroiled by an automatic winding
device that reels in slack and paws
out cable as the tide falls and rises.
so that at all times the buoy Is directly
over the sunken Sub" This Is done
so THAI the buoy cannot float off at a
distsnte and thus fail to mark the
exact location OF the vessel.
once the commander OF a sub
marine discovers that he cannot rise,
thSoyah failure OF his tanks, his en-
glned sor his horizontal rudders. or
"hnBeyhc releases the buoy by de-
vice hi bis control station. The great
eteeljtpnk rises at once to the surface
Of tfYel sea and there stops. the auto
matiP device holding it taut at all
ThhI instant the position marker
buoy'sreaches the surface OF the sea
II bsGS as its ceaseless roll over the
"|oolA ~ eAAtAf It's DNAA AASNN@ eNNbA'4AAtn
'fts toll of distress.
l3y night, in, addition to the bell,
mere is light Signalling device, both
tIsctric and acetylene. Should the
1orage batteries OF the Sub" continue
All working order-they can be re-
uiarged only when the vessel is on
be surface OF the sea, where her
Hasoline engines can run in free air
BE electric signalling device is ma
aipulated at night by the imprisoned
nhbmArine crew, since 1t can be
FLASHED" on and off, and a flashing"
Dght is far more likely to be dis
Severed by the lookout on a surface
vessel than a steady light.
f Should the electric batteries be
run down the acetylene Light IS
~ orised, tho action Of the water on
the ACIDS giving out the gas which
spontaneously iynites and gives out a
Bteady glow for hours.
In a water tight compartment on
Bop of the buoy. bearing directions in
eveTy Language, n a telephone con-
nected with the submarine by means
of the electric cable that runs along
the mooring hawser. A small boat
anchored alongside the submarine.
can easily lift this telephone from
Its compartment and communicate
Freely and easily with the crew ~
Che submersible, no matter how
deeply the vessel has sunk.