The Virginia enterprise. [volume] (Virginia, St. Louis County, Minn.) 1893-19??, 1900-08-10
USES OF COMPRESSED AIR.
AS Machine Lubricant and Locono
tive Fire Kinder.

tive Fire kindlcr.
Among the many uses Of air that for
Illustrating the action CT Il lubricant in =,
Journal hearin" in Il machine is enc of
the most recent, and has been found very
satisfactory. This machine consists Of :.
steer piston or short shaft to be rotated
ana Il aStlron ring or cylinder which acts
as (; bearing for the shaft. the whole
being supported on rollers mounted on !,
suitable frame. The shaft weighs fifty
and one-half l,o;lndS is six and ony-uuar-
ter inches long AMI six inches in diam
rter. and It's weight constitutes the total
uoWnW;ru pressure on the bearing Th;.
diameter of the cylinder is slightly less
than l-2CiW Of an inch larger than tn,
shaft. Both cylndrr and shaft are
ground exactly parallel.
me cylinder being set horizuntall
must be thoroughly clean and dry. and
the shaft also when inserted. 1t is TO-
tated with the band by il handle at The
end. At first the harsh. grating sound
will be heard. and it turns with difficulty,
hut b! increased speed the grating ceases
ANA the power required to turn the shaft
Is materially decreased until after !, few
revolutions the shaft will be cntirti ~ free
from the cylinder and rotating on !, thin
MIN OF air between them. If making $50
revolutions per minute and the bower
was St"pled ii would continue to rotate.
about five minutes. then the speed de-
crraS!ny the piston would come in con-
tact with the cylinder and with 4 few
more revolutions come to Il sudden Sto,.
An nt"r"Stlny test which gives con-
rl'1S've proof that he shaft is rotating on
inc film Of air Between itself and the evil
NICER IS mace Ivy i;r1ni!;. Il cirr'it with
an r|r,:r.,' boil. of which the shaft is nnr
terminal and the ryl:dtr the Other. An
;l'n'S' rn:tinual ringing Of the bell viii
occur at fist, which will yraIu;,1iy sion
and j, will h" silent as Ing as th;, S!,att
relates AT any considerable speed.
Al";h + use O: compressed :,ir which is
attracting considerable "1trn;;nn j. fur
"in lin" Il Ere on 4 ln,nill"1iyr. \ tam:
- placed on truck as 10 make Il ,.u:,-
v'hl* ut /" El"lr ;thnlt he r',un,lllp,Sr
Attached IS I; hose coupling for ,un1,r--
100 with tn" compressed air Sy<;,m ur
with tie n'a!n reservoir Of the engine,
a'd \ hose terminating III {, nozzle fer
Sp;HNlE:c lhr mingled oil and ;,ir and ;:
NA.v for controlling the rela1ivr n,r.U~r-
&c" :. I his valve is vrl; novel t,nj!.rr.
'":i''>' ca" WaE. ayr alone PASSES;
'hr u*h and any oil ;''!hriry to the nu,
$:ht' of the tube is removed. The fiji, :
il H''nH; forty engines can be !ii:1il. 4
from one tank OF oil. as it holA< TWENTY
1--we gallons. O III :" sufficient hrot ~
move tn" engine Hnirr It's own >t,.,,,
about frr1%-hv" minutes is REQUIRED
VINE II the ti';SIl" IS cold, but if still warm
it may l'r accomplished in TWENTY-FIVE,
minutes.
The portability of this kinder anl the
intense heat generated b.: lis flame max,
1t very easy t" operate. When the ..ul-
nr"t:rn> ;renad" Il handful of oily waste
Is h%htr" and thruWn into the ;,<Il,rln to
: "r the flames. The uuzzir. which, is at
the end OF Il long tube. is placed in the
pan "nl the flame passes M thruush
me fuel until the latter is wholly ivll;tr,l.
Inc f'r'A"or IS Keep; :">'d /" prevent tn,
admission of cold air and r;,il>r> the
draft I" pass up through the fuel. This
! IS found to be- decided Improvements
over the old method Of blowing thruu~l,
the hrr'iror with the JET of flame strik-
ing tn" tirrl"X sheets. Less injury is
said to he done to the inner sheets than,
is dome by wood fire for kinuiiny.
The same apparatus is also used as 4
bioWpw in strengthening flames an,
heating tires. The heat in this way M, V
be applied to the needed places without
| affecting those adjacent. -NtW York
Mail and Express.