
Chas
Typewriter
A. Kirwin
reamers,
As
was
designing
counterbores,
Early As 1910 . . .
Crystal
and
plug
Lake
gages
Bench
.
Grinders
for
grinding
of
small
Watch
and
Model
smoothest
In
the
as
it is
score
taper
of
Where
headstock
.000015.
tolerance
Cones.
The
spur
gears
When
to
Fiv
e R.M.S. with
to
.000010
In
order
solid
bronze
CRYST
drive
, eliminating cine-
use
d.
To
is
round
measuring
developments
and
most
accurate
past
ten
year
s Rex
proof
weight
although
purchasing a Grinder
.
Al
produce a One R.M
and
of
and
will run without
Spindles
When
is
of
to accomplish this
boxes
LAKE int
held
small work,
have
used
in
less
than
the
Grinders
the
OVERHEAD
immediate spark-out
.
roduced
wave
tight
in
as
through
combination
.0000
and
solid boxes, sizing is e a sy.
motor recoil is taken up
Gage
Sup
er
replaced
has
you
CRYSTAL
their
providing
.S. a he
the
years
Grinder
Van
clearance
the
with Rex
15
Rex AA
doubled,
DRIVE
want
One
avy
give
known.
H.S.
Steel
straight
HAS
roundness
for
fast
LAKE
R.M
ample
oil
drag
when
Super
Steel
longer
BEEN
production
uses
.S.
Grinder
power
these
has
has
Grinders
practically
ground
and
taper
Van
High
is
used
in
table
RETAINED.
from
double taper
by
bearings,
.000005
and
in
as a motor
to
be
placed
Spindle,
springs
world
replaced
round
combination
place
1936
on
to
Speed
of
to
ability
cone
featuring
larger
on
if
necessary,
hinged
less
Helical G e
.000020,
bearings
wide
Ketos
than
with
Steel
Wheel
Ketos
to
bearings.
Spindle
hold
their
than
can
motor
acceptance
Steel
.000005.
average
ars
a finish
size
that
wheel
plate
in
Spindles
roundness
Head
have
from
are
separate
When a spindle
be
.
Spindle.
and
replaced
from
.000 l to
pulled
head
stopped
as
the
Double
Rex
AA
One
into
motor
can
for
be
As
an exa mp le
which is equipp
ninety
A one
i
ngs con
on
wi
de g r
horse power
A
long
the
Head
ll
grind
Tab
ees
be a dju
with the
stock
round from
le c
on
of the
ed
with a 2 horse
from
grinding
drag
is
sted
from time to time
two
horse pow
so
a ½ h.p.
.00000
be mov
ed
advantag
wheel pressure
placed
5" up.
eas
ily
drag
as
es
pow
on a 21/
er
can
several
of
the
overhe
er
motor mou
which kee ps
s"
Diamete
by
using Dial Indicator
on the
be pl
hundred
Wheel
aced
PAGE
ad
drive,
nted
r s
pindle
Spi
ndle
on
double
pounds
TWO
we
use
overhead
the
bearings
so
wheel
to
a ¾ h.
taper
are
taken
our
No. l 018
driving
round
will
set
end
p.
Speedranger
headstock
off
the
and
have
play
table
Universal
wheel
doubles
to
cut
.
or
Variac
bearings.
by
this
Grinder
head
round.
spindre
their
Headstock
mounting.
Bear-
is
used
life.

Base
times
to
ment,
hobs
chrome
meter
Bearings
gear.
of
tool
ion
which
clamping
16
then
to
pitch,
Rollers
Coolant
Feed
Wheel
Acme
Wheel
88-
10-2
steel.
Full
of
the
are
Worm
castings
insure
counterbored
insure
having
in
Dial Friction tight,
plated
head
Lead
while
Head
bronze
Universal
angle
lapped
unit. The unit
are
against
quiet
running
two
teeth
oil wells
collected
for
easy
on No.
Screw
Idler
Gear
on
is
hardened
and
is
that
together
Universal machines
graduated
close
grained
warpage.
for
ball
as
in
mesh
lubricate
in
base
is
reading.
500
and
which runs
takes
and
keyed
it
is
set
to
is
. 16"
BASE
Iron,
Bearing holes
bearings.
well
as
smooth
at
all times.
table.
is
drained
of
No.
up
ground
to
ground
and
and
insure rigid clamping.
in
The wells
large
507
in
a long
back
lash. No.
with Ball Thrust
swivels
8" x 11" Universal
diameter.
CASTINGS
heavily
are
Gears
table
Secondary
are
to
pump.
diameter
Plain
is
bolted
pinion. Pinion
Grinder
bronze
750
to
360
and
degrees.
ribbed,
bored
and
feed.
platen.
properly
with
pinions
Primary
gears
filled from
reads
nut. The
Plain
bearings
has
10
to
is
dovetailed
Grinder
Platen
Zero
The
is
clamped
" x 18 " Universal swivel unit
seasoned
single
are
outside
.00025" in
end
to
Timken
hobbed
gears
are
spur
to
play
has
is
fed
take
Wheel
by
point
up
of
Base
rack,
Bearings.
Head
large,
and
machined
tool
for
from solid with
are
wide
face,
design.
table.
diameter
and
fed
is
taken
by
end
up
pinion,
rack,
play.
feeds
steel
worm
pinion
Rack
clamping
perfect
helical
of
work
by
large
by
Ball Thrust
and
worm
Gear
is
made
in
the
has
four
three
align-
ground
cut,
and
dia-
gear.
and
is
made
direct-
rings,
bolt
of
PAGE
FOUR

page.
Base.
The
tables
Table
are
of
bearings
close
are
grained
of a Vee
iron,
and
TABLES
seasoned
Flat
design
and
for
machined
perfect
three
alignment
times
of
to
insure
Head,
against
Tail
Stocks
war-
and
Table
Adjusting screws
ground
to
mark
center
special
Stops
are
pin. Swivel
taper.
in
front
are
Table
Tee
at
both
tables
swivels
Slot.
ends
for
sensitive
are
graduated
seven
degrees
Underneath
in
One-half
each
View
adjustment
degrees
way.
of Tables
of
swivel
on
table.
one
end,
Table
other
swivels
end
blank
on
PAGE
FIVE

The
No.
and
grinds
ters
overhead
with
gle
Instrument
efficiently
from
four
motor
507,
.032" to
drive
step
pulley
.
Small
Grinder,
on
2" with
equipped
and
Gage
diame-
sin-
Where
1s
from
head
standard
head
arrangement
similar
and
l 0 18
should
~
The
fers
from
Grinder
1/a
"
higher
wheel,
dle
and
oil
slinger
head,
screw,
degree
mounted
ings. The
ball
and
range
.005" to
drive
motor
a
to
No.
Universal
be
used.
No.
507
the
due
larger
dead
l "
Acme
feed
train
spiral
on
feed
two
of
5",
equipped
for
Variable
on
headstock
8 l l
Grinder
No.
500
to
its
having
center
headstock
center
ring
with
two
shaft
thrust
on
ten
gears
Idler
ball
bearings.
grinding
an
over-
with
wheel
Drive
and
No
models
dif-
Punch
line,
spin-
driver,
wheel
lead
22.5
gear
bear-
has
7 "
two
.
a
Design
ed
especi
6 ., sw ing, 9 ''
Mounte
ally
d on Cost Iron Bench
NO.
for
center
507
PLAIN
Instrument
distance
and
Gage
and
7 "
Assembly.
Grinding
wheel.
PAGE
SIX

TAIL STOCK
The Tail Stock
centers
and
with
Tailstock
can
No. 7
clearhole
be
adjusted
50
bore
Plain
Spindle
for
center
is
honed
to
vary
and
No.
is
of
Ketos Tool
knockout. Rack
to
fit
spindle
spring
1018
tension.
Universal
Steel,
with minimum sliding fit.
hardened
is
hobbed
have
split bushings
and
ground
from solid.
as
Spring
shown
for
in
is
cut.
Brown &
held
in
Sharpe
rear
dust
taper
cap
,
Semi-Universal Tail Stock
PAGE
Assembly
NINE
Shown

Two
types
of
Internals
INTERNAL ATTACHMENTS
are
available.
Where
spindle
For
of
larg
giving
angle
e b e
platen
aring
spindle which is
eq
uipmen
One,
On
On
motoriz
l':
e-Combination
e--3u,000
Quiib-On
On
e-Sp
volt ;
On
e-St
a rt
One
- Belt
One
- Belt
Plus
Tee
slot bolts, Oil
is
set
straight, a Jack-shaft
approximately
grinding
design
far
or a production
so
more
ed,
30,000
r.
p.m . P.S.I.
20,000
an
eleven ( 11)
satisfactory
r.p.m.
98
lbs.
bracket
Grinding
c each size, 1/ 4 ", 3/ 16"
1::cial
ove
rsize
bearing,
YJ0tc
r
er
Guard
can
and
Wet
r.p.m.
run, a
inch Aluminum
than
the
Internal
with
spindle
or
13/s"
Diam.
Attachment
PAGE
can
be
motorized
Jack-shaft
Grinding
motor.
1/ 8 "
shaft,
FOURTEEN
used
to
plate
pulley
arrangement
Attachment
special
transmit
is
can
power
recommended
be
.
with
balance,
used
1 h.p.
from
giving
the
3ph,
motor
using a 1
30,000
following
60
cy,
to
Internal
h.p.
motor
r.p.m.
sta
ndard
220/440
to

Distance
centers
between
SPECIFICATIONS
No
.
507
PLAIN
9"
No. 811
UNIVERSAL
1 1"
No.
PLAIN
750
8"
No
. 1018
UNIVERSAL
18
"
Swing
Swing
over
over
water
Collet
Hole
capacity
through
Four-jaw
Diameter
spindle
Diameter
spindle
Diameter
spindle
High
Speed
Length
Length
and
of
of
Guards
Grinding
surface
Diameter
Wheels
Hole
in
Motor
Motor
on
Bench
Motor
on
Cabinet
Coolant
Bench
Coolant
Cabinet
table
standard
guards
Spindle
chuck
Wheel
Headstock
Tailstock
Centers
Table
Table
wheel
feet
of
wheels
(face)
wheel
Headstock
models
Headstock
models
System
Models
System
models
11
25
gallons
over
gallons
4-
1/ 2"
9/16"
1-5
1-3 / 4"
7/ 8"
4
26-
43-
6000
1/32"
1-1/ 4"
1 H.P.
1/ 3 H.P.
1/ 3 H.P.
Var.
6"
1/ 2"
-3C
4"
/ 8"
B&S
1/ 2"
1/
2"
7"
to
1/ 2" 1/32"
Dr.
8"
4-
1/ 2"
1/ 2"
-3C
9/16"
4"
1-5
/ 8 "
1-3
/ 4 "
l"
4
B&S
28
"
43-1
/ 2 "
5600
6"
to
l-1
/ 4 "
l H.P.
l/ 3 H.P.
l / 3 H.P.
Var.
Dr.
1/ 2"
8"
4-
1/ 2"
3/ 4"
-4C
7/ 8"
5"
2-1/16
2-3/ 16"
l "
5
B&S
28
"
43-
1/ 2"
6000
8"
1/ 8"
to
1- l / 4"
2 H.P.
l/ 3 H.P.
Var.
Dr.
l/ 3 H.P.
Var.
Dr.
"
1"
l O"
8"
l "
-5C
l-3/16
5"
2-
1/ 8"
2-3
/ 4 "
l-1
/ 4"
5
B&S
40
63
6000
1 O"
3/ 8"
to
1-3
/ 4 "
2 H.P .
3/ 4 H.P.
Var.
3/ 4 H.P.
Var.
"
"
"
l"
Dr.
Dr.
Filtering
System
Approximate
Crated
Bench
Cabinet
models
models
Weights
Extra
1380
2000
PAGE
lbs.
lbs.
FIFTEEN
Extra
1460
2150
lbs.
lbs.
Extra
1750
2200
lbs.
lbs.
Extra
1875
2975
lbs.
lbs.