New-York tribune. [volume] (New York [N.Y.]) 1866-1924, 1872-10-31

orc,ovod q, thu limited States and II the companies
should decide 70 use them they would that can
begin work their construction III cSs .i &c., ~ %
as The Rogers Grant ana 3sI S tie help obtana6
not be fulfilled I'm that time AS IN WI p.OD sh yrid
nSmel hy the counc even II the dummies could be
obtained there insupeFabe ogeeSons ~ ne
which woud be incurred In purchasing them wond %
very great and after the expiration OI the time
nv be con1cil FOR using them the railroad companies
wonld have no further need OF them, and they couiu
only be disposed of at great sacrifice ,,hon Az
Dummies too could only be made prohtaoo wnen Nv
tached several cars and this would involve tne nut
ducon OF timetables which II rs claimed end eavisg inc
at crossings The plan OF nslns duie ovep long
er TRACES except i4r rape "a declared imprac
cable by those who have duly considered tne =,
the Suestiop THOSE Who favor the plan plead SIMPLY
the convenience 10 the public ia eneI fi
cable at an times. The new mode OF consuming me
smoke aud escaping steam IN OPERATION On enS ,ded
in great measure 10 do away with the objection thaI
they brighten horses The objection lies pInepday III
the TACT that greater control aud consequent Speed can
be obtained horses propeling the cars IMAM over
the dummies The former can be stopped suddenly az
street corner while the passengers are not unpeasnty
affected by the jar and yet within the space OF five
yards DO travelling at the rate OF ten miles ah Iour
tho use Of dummy profitable, w0alu eIIen1 t
on SI email SOSR ddeness Without greatly dis
concerning the passengers IN the rear oas 30
SyaiI themseves OF The permission Common COun
ell and they would be absolutely unable 10 obtain dunn
mics within nine months year, even they ielt us
posed to do aud were permitted 10 use them mere
after. 1t is generally admitted, however that wheIe
cars have TO run long distances without stopping steam
power is more desirable. Tbis is demonstrated on Tue
Second-ave. Railroad, which uses dummies from SlN'y;
seeOnd-st. TO Harlem, and the COney lsahu me VI
cars In Brooklyn, which steam from Prospect FIk
TO COney Island Alderman Richardson, Piehlueht VI
two railroad lines IN Brooklyn, believes that steam can
be made efficient substitute Qr horse power ana t1at
city generally be propelled by this agent alter
time
COMPRESSED AIR AS A MOTOR.
Compressed air has been brought forward
as substitute not only for animal, but also for steam
power and an application of it to the propulsion OF cars
ON street railways has lately been made. Compressed
air ia pumped into cylinders at tho station. tube
ieads from one of the cylinders TO piston clamper'
where the air acts as steam would IN elevaung ana &c
pressing the pison-rod. Motion ID transmitted 10 no
wheels Of the car by suitable mechanism Brakes can
be applied and the car can he stopped az any nVA4''
No sInoke is evolved, and no fire II made. . -. A.
With the compressed air which Is pumped IN ht tne
station Inc car it 10 claimed may be made 20 run Tor
FEN miles or more at rapid rate without the appnca
ZION of any other force. machine OF TINS KIND was
used i'm Chicago for some tune before the late nre a
model of II has been 70 th5 Office OF the Society Ir
me Prevention OF Cruelty TO Animals Compressed ar
was used with great substitute lot steam
in the construction VI the Mont Cents tunnel