, 1877-06-30
4 Nautical Isriskc.

+eF'o {"A HHNtbH,
A recently invented brnke and auxlliary
rtducr Is causing sumo talk In nautical clrcleY
IN account of its novelty aud great scope uf
artlon. A'must the unly danger Mt prescnt Mt
t,,1,s ten,,d1lns IN . ossan voyaga is tho liability ot
ltsrcase !n tho mum her vi collisions IL owing to
the steadily lncrcnsEng nu.nbrr of vessels pfytae
t1H oce.a, tho high ratio Of speed now attained
BY steamers, aud particularly 10 their great
lhtse cauaea seem 10 suggest thu nccosslty OF
soG,othtnK to act Hku an aiF-braku on rallroad
t1ain. An effort TO meet this wnnt lately a,,.
tlcared III tt!o form Of patented brake n,fl
nuKiliary rudacr, Invented 6y hr. John Ifu!ton.
Tho invention consists Of a pair Of rutdor-
a!tapctl blades, ono Oi rne Bldo near the buw---
tho tla'les hnng 1t. or sll9iltly forward OF, tho
top and9 l'ostop! are attacfcl! to tho apex OF
pair ot A-shapett frames, which clotc If, aca(nst
tho aho nf ttle veaes Wien not IN use, aslT open
out ut right as1xles 70 1t, 30 tllat when the
will open outwalts a,ll downwarla like a mr.
allrt ruler Tho ctlgo of tho biatlu is then on
i!Ho with tho direction Of the vessel, und offers
no ostaclct but thGrn ia ttller attached tO tho
tsp' ~'s Ill., !. operated By =" independently sss!
by Glitch 10 III lis ret.u,or ~ a'safestl afesrl
iI'r wheel. By thls ttllrr tho biade can 10
turned to any angle 70 net rs n ruduer Or llrake;
blatcs aro turne4! outwuris till nearly at siri,t
angles With tho slno VI tho yrsscl, In which
position ION n lnrge vcssal) they Baci, offer a
IeHlstlng surfurO VI ab0ut SIXTY square feet,
This Will nut bring her t0 u deatl stnl} Itu,ue-
dlately, 6tt 1t will chuck llcr to-say ta!f speed
ln very few accUnds; for the quicker the Watpr
ia actcd on tho moro solid It II.
IN cahe tho 0f'lccr III Charge considers It Letter
10 hral her oil tho impending danger, una blalo
turne! Vt al'a1,glu uf afxty ~ seventy tlogEeus
forward an'l tho other abaut tllc same angle
atMt the catIl, 0r aay both tllGY and Thu r1lllur
arc turned "aport; In this postttnn tho vessel
will turn IN ctrrle, thu circumference Of which
In considerably less than half that n,atlo when
tho rultler ai0ne s Nscll. ThIs will otlytats TO
sumo extent tho Necessity OF reversing wton
u,nlcr full hratl~ay, whth II almost snre to
tl4e weasel through tho water inrlIncs tie screw
tn kcep On turning ~ thu satnu direction, and
thu scrcw ltself-~Eich acta IN tho same ca1acfty
as a fy walccl.-hayc To t'e 0ycrrutne before 4
call r0nEcnru to turn IN tho opposite direction,
u. t!rttctkorc,a yessol sat be turned "'n lcss
alone IL USED" its assistance to a .nai,-of-war
will ho OF great seryce nut oniy ti making
III 'rammtng,'
fs inyelltl,u, It. Is claimed, has still another
atlyantasc-that of nrtlng II, place ot a rcntro
board Oh yn:llt, for Hhith purpose It Is hung
lower than On n steamer, 20 that When open Il
dE"rs nb,At three feet below tho keel, III which
1alsltuN II Keeps tier up tn tllU wind, prevents
drifting, will assi4t III turning 1utro quickly
when lacking, mil will sAyo tho 'tWeattcr
r'nideF WlSt' Is such alrag III nla,1Y vesacls.
Made 3NtnE hung lll-or almost at-the ccntr6
Il u vefy. easily turMe.l, a.,l It's wclght-abOut
hall ton In iarEp sttarIcr-Is euuntcrtalanced
by sprug tnslla thu tccl; thu lever has there
fore |ttlu moro than Fiction tu overcome. An
extra pair may also be PLACED Oil the vessels