Grand Forks herald. [volume] (Grand Forks, N.D.) 1916-1955, 1918-02-18
Tells Of
Design Tendencies

ernal Refne1nents, Mot
& Efficiency, Carburetor
and AIDE
aate Headlights.
r.. Hutton, NJ. Il. Sc. D.
hrman, Technical Committee.
Itonobile Club Of Anaerica.)
! Automobile Club of America is
tganization largely made up of
cot the motor vehicle. From it's
history it has maintained a TECH
s%con,nlittee which has adn,inis-
ia testing. laboratory for the serv-
its members and of the indus
large. The officers Of the lab
ty are, therefore in a position to
he pulse of a great organism Of
United States by a retrospect LOT
tests and; research which have
under its hands. Or, again to
!e the figure, they sit somewhat
spider at the center of a great
shose rays run in every direction
sho "a feel the tug Of activity
truggle in all parts of the field.
work which comes to such a
tory Is both scientific and COM
II. A development along tech
lines and a. forward movement
frontiers of knowledge usually
first. After this follow the COM
Il development OF designs and
noes to carry out and embody
suits of theories developed by
ientif1c> research.
he yaarr1917 these trends may
erved in five different directions.
(frst~is In q, refinement Of com-
I'd Of artistic appeal in the body
car. These are e%xternals and
at once to the eye. They are
frcipal talking points" Of the
en-, because they require little
IS training to appreciate them.
ore features Of the Improvement
sport of motoring on the one
ad in a widespread use of the
as tool of everyday life upon
1er. Early designers could not
to pay much attention to this
refinement because they were
sy making a a which would
dead upon the road somewhere.
come also with a growing lux
q a. more economical. produc-
the factory. Attention can now
n to these details without maxi
car cost too much. The era Of
'line design" has eliminated
I'd surfaces. unnecessary corn
d excrescences of apparatus.
sping Windshield. the graceful
: spare tire at tie rear instead
he running board. and the con-
tors inside. r all features of
oe of refinement.
second trend is the consequence
increasing cost Of motor fuel
rhaps a realization also Of a
shortage if much is to be
}erseas. The effect of this at
,re toward greater economy in
OF fuel appears in three differ
'ctions. The first is the develop
the gas-making apparatus
Is known as the carburetor.
a device for atoinizing or
Is up the particles of liquid
that 4 very moderate heat will
uch fuel into q. gas and mix
lately with air for combustion.
nintshfng volatility OF gasoline
ought about the use. Of MANY
for heating the mixture and
sure that Justification is COM
'hesa devices have been largely
:rtc origin on the one hand or
TO utilize the heat of the eX-
;;as.es upon the other.
development of this feature is
\ show before long a true
er for making the liquid fuel
Eas By waste heat from tho OK
IS a substitute for the ATOMIC
rburetor which works in the
lch@vaporizer also can use 9TH
as OF hydro-carbon fuel which
$ Volatile than gasoline of the
standard. In this anne class
ut tho slang Of the industry
1npes" Fhese are1tablets or
to he added to common gaso-
n 2 view either to increase the
Of miles per gallon or to d.
the consumption Of gasoline
-s4'le or tJer horse power. 1t is
say there has been nothing of
'ent value In these efforts. If .
: exception be made in the use
ro-carbons of such high. con.
fuel elements that they are in
nigh explosives. When such
cartoons are diluted they be-
/ practical substitute for gaso-
ut the commercial availability
substitute on any large scale
S to- be shown by experience
pm the, effect on the market Of
ing the demand for such COM
ird tendency. is, the addition of
quantities or steam or water
70 the .mtxturesvof fuel and air.
rev'ces have various trade
but their effect when working
FULLY. is to diminish the forma-
hard or adhesive carbon in the
cylinders and to cleanae the
IS exposed to the combustion Of
s mixture when they have be-
coated with, lamp black. Such
water in small quantities in
the power and the speed Of
lfor when 1t is defled with car
Nnen surfaces are once clean
OF water vapor is Of no further
age in either speed or power.
dirty motor. and where the fuel
sches Kerosene, the use Of wa
a defensible trend.
third major tendency is the
TO batter design in the motor as
ie. This first appears in a rccog-
Of the meaning Of balancing tho
& parts OF the motor when these
inning at high speed. Special
mes have come into the factory
BY it is possible to eliminate
+ balance and enable the motor
more quietly. on the one hand,
nth less waste Of power to con-
e cylinder energy to the revolv-
ank shaft. The increasing Of the
sr Of cylinders, and thereby sub
NJ the effort of the expanding
Jon the piston over a large pro-
n Of the path. through which the
pins move. is a feature Of the
tra1e cars Of 1917. In this same
also. is the increase Of the num-
valves through which the gas
re enters and leaves the. cvlin-
This increases what is known as
,olufietric efficiency" OF the rno-
hitch means that the combustion
her ii more completely filed ut
stroke 1t high rotative speeds
Il ussd to be. What may b. call
hdA1n ignition. whore two spark
hrA the mixture III every cylin-
it the proper time. makes also
Increased engine efficiency.