El Paso herald. (El Paso, Tex.) 1901-1931, 1917-07-14

I for cutting and breaking above beads
] The uanges Of a rim may be bat
! tered down and become rough from
running a tire debated for consider
able distance, the next tire applied,
/ Is sure to be cut above the beads
Tires carrying heavier loads than
those for which they are designed
may develop breaking at the beads
where engaged by clinches OF rim
II rims become ruSted from water
working around beads when tires are
run soft or through neglected cuts
in the tires, or from neglect 10 put
proper fittings on the valve STEM Ihe
rust should be removed with emery
paper and rims painted with a coating
of aluminium. graphite and oil or
other good preseryative solution
When applying a tire, be careful that
flap does not slip underneath bedu
and crowd il in Clinch Of rim
Under the impression that they are
oversize, IL is not uncommon for tires
TO be applied TO rims Of wrong size
for example, using SO AZ tire on q
S6X4 rim. The diameter Of this rim
is approximately Is inches and the
diameter Of the beads OF the tire ap-
proXimately y inches O. D. clinche-
typel or approximately % Inches
Irregular clincher type therefore X
becomes necessary 10 stretch ana
strain the beads considerably More
over. the AZ inch beads are not con-
structed TO fit a 4 inch rim and viii
not engage properly in the cliuches
Good results cannot be secured when
the beads are strained and crowded
in this manner. The correct oversize
tire for 36x4 rim is 37x4is
When removing tires from rims, DO
not overlook pushing valve stem OF
tubes up far enough in tires so that
10 will not be necessary TO pound fas-
teninS device Of rims in order to re-
lease beads OF cases Rims are some
times dented from pounding them in
this way.
When chatting. cutting or breaking
extends all around beads on both
sides repairs are expensive and not
TO be recommended. II the injury only
extends for a short distance over one
or both beads. a skillfuI repair man I
can make a good job at reasonable /
cost
Tread Attachments Creep.
a successful tire must be properly 7
designed. T. O., the shape suitable for 7
the size OF the section and correct ]
balance is an essential thing: the tire i
must be strong enough to render good /
service but not too thick. heavy or /
stiff 70 prevent distribution OF strains I
and stand the fleXing action in side /
walls.
Extra thickness and weights added .
TO tires viii cause additional heat and f.
interfere with the radiation Tread 4
or covers creep, chafe.
heat and stiffen the tread TO such an
extent that fabric breaks are caused
by localized Ringing action in side
walls
II is not advisable to use reliners
in new tires because they tend 20
flatren the tires similar 10 under
initiation. and. in many ways. inter
fere with the design and intended
action II made OF flexible material
and well constructed. reliners are a
good thing I'm old tires. having sepa-
ration and breaks On the fabric and
which would not. without reinforce
uenr. he serviceable Under such cir
'uWsrances, reliners strengthen the
tires. protect inner tubes from being
linched by the fabric and often make
IL possible 20 secure a great deal OF
extra mileage
Editors note. The sixth and last
irricle in this series will contain some
very practical advice on the repair
y tires. and the proper usage OF inner
uhes. T. viii appear in the next
Weekend Herald