The Washington times., 1922-10-21

Inc m0CuauiC IN Tcpuu SuvP
aud the automobile salesman learn
these new terms quickly. AZ re-
suit they often speak q strange
tongue to the more untutored pros
pectivs owner of q car or the pos
SCISSOR OF q new machine. Just a.
a doctor comes In TO visit patient
and pronouncea his ailmsnt to be
aneurism, which Is all Greek to the
indisposed, 30 the meaning ts alto
gether foreign. to the new owner OF
q car when q mechanic tells him
something 10 the matter with MS
planetary transmission.
Throw out the clutch" Is an e.
preston often heard In the automo
bile world. The uninitiated might
wonder why anyone should want to
pick up the clutch and throw u out
Of the car, OF course he soon learns
that to throw out the clutch"
means to depress the pedal That
operates the clutch. so that the en-
gine is disengaged from the driving
wheels. To let in the clutch, on the
other hand. means TO relieve the
pressure Of the foot from this pedal
attached to the clutch, 30 as 20
cause 1t to engage.
Slipping of the clutch" Is an ac-
ton sometimes caused by the I'ar-
tial engagement of the clutch and is
characterized by more or less rel
ative motion between the two mela'
bers. These two members OF the
clutch do not grip positively. bul
slide more or less one upon the
other when car Is to be gradually
accelerated from rest. or when
car speed lower than that curre.
spending to the lowest motor speed
Is required.
Every car has q hood" 1t Is not
Do much Of a decoration to the front
OF car as a lady's hat is to her
head. But as there are various
styles of ladies' hats, so there are
different designs in automobile hoods.
The hood OF car IL the removable
covering which incloses the motor
and its auxiliaries. 1t 10 usually con-
structed of sheet metal and furnished
with Sits in it's sides.
Chassis" Is a word which has lit.
tie significance to many people. A
chas.s Of a car Is the automobile
complete as to its mechanical parts.
but without body and certain other
parts which are usually carried in or
on the body. A stripped chassis" ts
one from which such parts as the
til es. tenders. running boards and all
but the essential mechanical parts
have been removed.
Chauffeur" is a word that has
been mispronounced perhaps az con-
sistently as any other word that was
ever drafted into our language from
the French. Every one, OF course.
knows that chauffeur in America
means the paid operator OF motor
Vericle. 1t is pronounced "shofer."
Planetary transmission" Is q
feature of one of the popular cars.
1t gets it's name from its construc-
ton and the arrangement of its gears.
There is a center gear. sometimes
called the sun gear, around which
several other gears, called planet
gears, revolve. Thus the term plane
tary transmission.
"Semi-floating" and full floa!.
ing" are terms applied to the resr
axle. This does not mean that
these gears are made Of certain
they would float on the surface Of
the water.
1t refers to the fact that in the
floating type of construction the
rear axle housing carries the
weight of the car and that the
shaft which does the driving makes
loose connection between the
road wheel and differential gear,
or in othSr words It Floats" in.
side Of the rear axle housing.
The floating axle is connected by
the wheel by dogs" These, how
ever, are dogs which neither bark
nor bite. The dog in this case is
simply plate fastened to live
axle with projections on it uh;ch
fit into similar depressioDs on the
rear wheel hubs. Through the dog
the rear wheel Is driven by the
axle shaft. but it is not connected
rigldtly to it. The hub cap Is used
70 muzzle the dog-that is. keep
II from escaping. II the hub cap II
lost the dog may become loose and
be lost.
Choke the carburetor" is a term
which means to cut off the air so
that It cannot be drawn into the
carburetor freely The result OF
choking the carburetor Is that q
greater proportion Of gasoline is
sdded to whatever air does not en-
ter. making a rich mixture, which
helps the car 10 start easily. The
choker Is sometimes called the
primer.
"self-starter." This does not
mean that car having a self.
starter is apt to start out OF it's