Free trader-journal. (Ottawa, Ill.) 1916-1920, 1918-08-15
O'BR|EN BROTHERS
MAKE FINE GIFT TO
LOCAL HIGH SCHOOL
FORMER OrTAWANS INSTALL
LATHE IN MANUAL TRAINING
DEPARTMENT TO HELP VOCA.
TiONAl TRAINING ALONG.

The Ottawa Township High School
has been the recipient of a very fine
and costly present from Messrs. NJ.
w. and J. J. O'Brien, the owners OF
the South Bend Lathe Works. Some
time ago the O'Brien brothers made
a visit TO the school and were shown
through he building by the president
OF the board, Mr.. V, J. Duncan. Ar
ter finishing the trip through the
building they expressed their an
probation OF the beautiful high school
plant which the Township has bull
and the completeness of the furnish
ings and equipment.
After returning to South Bend the
wrote Mr.. Duncan that they desired
10 augment the equipment OF the
Manual Training shops By makins
the school a present of a South Benz
screw Cutting Engine Lathe. In due
course of time this fine machine wa,
shipped to Ottawa and Mr.. W w
o'bren came here to personally in
stall It,
Some technical description of tbi,
machine will be of interest,", IN IN.
men OF Ottawa who are familiar with
snch devices. II is fitted with Auto
matte longitudinal feed and automati,
cross feed and compound rest Tn
Is a very practical machine and is
SAID 10 be surpassed by none for man
ulac'uring or general machine am
repair shops, as IL can take care o
all sorts of metal jobs. This lath,
is indexed TO cut standard thread.
from four to forty, right or left. It.
compound rest is graduated in de
grees. The cross feed screw has mi
crometer graduated collar, reading il
one thousands OF an inch.
An especially fine feature of the 100
Is the silent chain motor drive whicf
furnishes power. A cast iron brack
Ell is clamped to the rear and boltet
at the bottom of the lathe bed. r,
this bracket is attached a fitting ia
Bile which carries the motor and coun
ter shaft cone The counter shaft 4
Fastened direct TO the motor BY
silent chain drive The counter shat
runs in roller bearings immersed ii
oil. The starting, stopping and revel
sing the direction OF the rotation O
the spindle are controlled through
reversible switch. From This switcI
extends a horizontal shifting ba
which gives easy control to the or
orator as he can start, stop and re
verse the spindle instantaneously
his silent chain motor drive attach
ment was the result of years of eS
perienoe and development The wor
silent" describes The drive becaus
when in operation there is no noisy
whatever. Even in the instantane
Gus reverse there is no jar vibration
or grinding Of gears such as is ofte
heard in electric drives
The installation Of this metal lath
marks a new era In the work of tn
local manual training department, a
heretofore no machine shop work ha
been attempted. With this splendl
piece Of equipment, nothing no,
stands in the way of making sue
things as gasoline engine or a mil
tary shell.
Since leaving Ottawa IN 1906 tn
OBrien brothers have been very sut
cessful in building up their larg
manufacturing plant in South Ben,
Up to the present year they had man,
featured 1900 South Bend lathe
winch are now in use through tn
world. But although South Bend
now their home and the seat of the,
great success as lathe makers, The
still entertain a very warm feelin
for Ottawa and It's people; and
was this kindly feeling which promp
ed them to make this splendid pre-
ent to the high school
All persons who are interested
seeing the lathe may do so by calm
at any time at the manual trainin
department where those in charp
will be very glad to show it.