Richmond times-dispatch. [volume] (Richmond, Va.) 1914-current, 1917-10-21
Dc,nu,Intnhie RIma


Upright. 1917. by Frederick G.
Guerrlich.>
rlost cars to-day are equipped with
nountable rims. BY means of these
spare tire can be carried attached
an extra lin. blown up and ready
use. In this way, the hard labor
tn" time formerly required on the
al to change tires. in case Of blow
or punc,ure. is practically elimin-
I'd.
ohiess, however, a certain amount
care is taken when the spare tire
put on the extra rim, and when pre-
ring TO make the change of rim with
olown-up tire after q puncture. as
ich and even more work may be re-
ired. Care must also be taken to
We the rim true on the felloe of the
heel or the tire will not run true.
his mean that It Will wenr out quite
EtcHly. No doubt while driving. you
I'VE often observed the tire Of some
e IN front OF you wiggling along the
ad. and have said TO yourself that
car had bent axle. II you had
bticed the hub you would have seen
at 1t ian true. the tire only being
ut The fault was in the putting on
the rim.
In order TO have the demountable
m tight upon the felloc Of the wheel.
Factically all rims are made secure
means OF wedges. These wedges
ay be In the form OF rings. or may
. six or eight short wedges.
Figure shows a cross-scction OF one
Hpe OF demountable rim. A is the
i'm. B the fclloe OF the wheel. c the
sationary wedge. d the removable
ledge ring and. z the holding Tugs.
fote how. when the Jugs are frightened.
hey press in the wedge ring. and also
ress the rim on 20 the stationary
Eedge, thus securely fastening the
lin.
The way to put on a rim is as fol-
ows: First scrape with a file or sand
Faper all rust from the rim and felloe
,and. Then turn the wheel so that
he valve stem hole is on top. Then
ift the top OF the rim on to the wheel.
the valve stem in It's hole.
md when satisfied that the lug near
he valve stem and on the inside OF
he rim will probably fall into It's hole
N the felloe, slam on the bottom OF
he rim. Next. put the wedge ring
II that type OF rim) and screw on all
u the Tugs by hand. Then with a tool
urn in bolt No. !, Figure 9, until a
;entlc pressure Is required. then No
then Nos. 3. 4. 5 and 6. after which
70 around the rim n number OF times,
living each nut n half turn. until all
re tight.
II one nut or bolt is turned up hard
and then the next to It.
he rim will take the position shown.
in Figure 3. Even
tronr man will not be able 10 cor.
ect this by turning up on the opposite
nuts. and tho tire will "wiEgle" along
he road as mentioned above.
Difficulty in getting the rims on the
wheels ia usually due to one OF three
auscs: the rim may be bent or wheel
warped: there may be rust on the rim
'r felloe band; the valve stem may not
20 in the center OF its hole in the rim.
The first OF the above is unusual.
and there ~ practically no remedy
other than replacing. AS there IS little
clearance between the rim and wheel,
he slightest amount of dirt or rust on
he rim or fclloc band. and especially
round the lug or It's hole. and B.
Figure 4. will make getting the rim on
il!Ituit. ~ moment > time IN cleaning
before attempting to put the rim on,
viii, therefore, more than pay.
\ large portion of the difficulty Of
getting the rim on Is due TO the valve
stem not being properly ccntered when
he tire Is put on the rim. When the
alive stem is not in the center Of it's
iolc. II will be too close or far from the
uG on the inside of the rim (the pur-
'ose OF which is to transmit the drive
" the wheel to the rim and tire) and n
shown in Figure will OBJ
ain. When this is the case. the rem
dy is to let some Of the air out of
he tire and then reiniiate.
The care Of tires is simple, and means
he care Of the money in your rocket
'ook. People are the most careless in
LriNinC their ,,.iti, !,