Richmond times-dispatch. [volume] (Richmond, Va.) 1914-current, 1920-04-11
Perfect GRADUATION
IS NOW FOUND M CARS
II Eurly Automobile Days Will
Many Problems Crude Service
Was Accepted.
RAY H.. mcNnm.AltA.


In tho early days Of the automobile
industry. manufacturers were ON
ronted with 80 many problems
throughout the car that they were
atisfied with almost any kind OF
arburction just 80 long as the motor
would start and run. In the summer
line the cars would start fairly well.
ut on cold winter morning. it was
ways a guess as to whether you
"culd get your motor started. A
F:an needed pair of overa,;3 fer
his operation as on some cars RI
vas recca3ary TO raise the hood. ;w:st
our arm ..around lot =; grcIs;'
wires and pipes TO get TO the car
uretor for the purpose NJ QoodinG
|. Also to loid your hand over the
lr intake While some o.Ecr husky
ranked h!s head OF. and thea. IL
Gu were lucky enough to get s;n; tc;'.
OF would have to hume. the moo
III day to keep 1t going. The intake
lani.oIds you'd become FROSTY and
ais OF les would form In :te gaBo-
ne feed pips neccssitntinS tho clean
ng OF the gag line every few m:icD.
"han the amateur had - c,ntcu.I
&c real sport with lot of pa
fence and nerve 10 use his car the
ear around.
Needed Real Cnrburetion.
After some OF the bugs" were re-
moved from the car. so that sliding
Gears would slide. motors would
note. and dinercntials would diner
initiate. IL was evident that some
ming was needed TO perfect carbure-
ION and Improve the nexibility OF
motors. This came first In the form
% hot air off the exhaust pipe and
hot water jackcted carburetors. Both
oFns Improved the situation very
much and seemed to be the limit OF
Perfection At this point. However,
ne hot air arrangement had its faults
that when cold blasts OF air would
ONE In under the hood, the air would
'ass over the exhaust pipe without
icing sufficiently heated. This would
Utmost choke the motor and necessi.
ate 10, OF carburetor adjustment
o meet the temperature OF the four
reasons In the case OF hot water
ackets. on intake pipe and carbure-
ors. there seemed to be a 10: OF con-
ienaatson taking place which caused
moisture IN the gas. This con-
iition. In great many cases. caused
ne repeated fouling OF plugs. valves
ana excessive carbon deposits In
cylinders: also /, vas necessary Ia
-un a rc* miles with very rich
mixture. motor popping and splitting,
before the water became sufficiently
heated 10 have the proper effect on
gases
Dry Chs Essential.
IL was very evident that what was
heeded TO attain the highest degree o.
L a a. "a
fors. was dry gas and this to be
accomplished In tac shortest possible
fiine after motor was started so II
las only been in the last few year,
Rhat engineers conceived and worked
put the Hot-Spoi principle. This was
accomplished in n very satisfactory
|ind simple manner on both the Max.
wei! ana Chalmers motor
~ would he very hard TO describe
{hotSpot on The Internal combustion
motor Having driven over 10000
m les summer and winter. touring In
|tc'n peraiur"s ranging from zero 20
|lo- degrees with hotspot continent
|'hc writer believes the chief advan,-
page lies IN the fact that motor oper-
atcs the same in winter as in sum-
mer. Extreme changes In tem,era-
lure have practically no effect a,
az on catburetion In the coolest
weather. the economy remains prac
|tica!lY the same and II only takes A
rev seconds to warm motor UP to the
point OF smooth running. Other
advantages are clean and dry com
bustion chamber. valves and shark
|plugs. in fact the fouling or ,nark
plugs Is an unknown quantity In
hot-spot motors. II Is only ques-
ti"n or time until all manutu rrp-ers
[Will nNnnt thiH nrincin1a