Richmond times-dispatch. [volume] (Richmond, Va.) 1914-current, 1921-02-27
JERR[ICH LECTURES ON
AUTOMOBILE SPRINGS
avs These Arc Most Essential Part
OF Car to Insure Comfort
OF Those Riding.
Fed GOOD ATTENTIoN
nose Used In Front Arc, In Most
Eases, OF SemieIlIptical Type,
while All Five Types Are Used
In the Rear.
copyright 1917 by Frederick G
Gucrrlich)
LECTURE NO. 233.

Copyright 1917 by Frederick c.
Gucrriich)
LECTURE; NO. 23a.
The Springs.
Not only does tho comfort NJ those
Pding In an auto depend upon the
roper design and the proper care OF
ne springs. but their safety is also
Sependent upon this. A broken
pring. on either tho front or rear
xle. Will result in loss Of the con.
Oh tue car. and 50, sometimes. in
Deiore taking mp tho care OF the
prinSs-and they do require care
us study their types.
OUTSIDE OF special arrangements Of
springs, rs used on Ford Mar
On and Brush ears. the sprfngs are
Iaamely. full elliptic. three.auarter
iiptc. scmi-ellipt!c. cantiicver and
The front spring. are almos, uni
ershily OF the semi -eiliptical tyne
shown In Flg.l. while all frc types
re used in the rear.
flEurcs shows the thrce-auartcr
lliptical: Fig :. the FUN clliptical
~ observing that this latter looks
Nc an eiiipse. tho reason for the
aine or the three types shown IN
ies: l.. and J, will readily be seen.
's.t. shows the platform and Fix :
comparatively new. bat has h.
omc very popular.
In the writer's opinion. there Is
Tile 10 choos. between the various
pes Of springs, the easy riding
uaiitics OF the ear depending more
pon ni'e proportioning OF the
oprinSS ~ 10 length. width and
lckntss Of lcav.s. and the nuy,her
leaves. ], might even he said ,ha,
ahy-rldinS" qualities 81 the chr
~
ropcr care OF springs as regards
ibricAtion.
Study OF Fig. ! viii show why
iorica,ion ~ 50 important. When
~ spring is depressed, II viii tahc
le position shown by the dotted lines
nn viii ohaerve that II has straight
ned - some extent Now ms each
af OF the spring has straightener
= mas The whole. there viii he a
lidins Of the leaves on one another.
gu VIII also notice that the
shack!e" iettercd Il has also moved
No. IN doing 40. has sw!velcd on both
shhckle pins" {. Now. II there is
Fiction between tho leaves or be-
w"en the shackle and liz pins. this
Fiction will resist the action OF the
pflngs and so really make the
prings nc, A. though they were
ti1er or less flexible
In order to properly Intricate tho
nackic pms. the pin has grease cup
n It's end and is drilled as shown In
IN .. when tho grease cup is
urnch up the grease ~ forced
hrouGh the hol" - and then r. and
rr.ads out over the entire length
the pin. there being n nat" ground
IN IN. pin 10 permit this.
IL ~ vel! to use the grcasc cups
3.f,en. al least once week. even
hough the car Is little used. Rs the
Grease In the hol. T. may mix with
irt or rust and .olid.fy. In this way
VIII prevent the grcas" getting on
constant turning over" on the grease
w Will prevent this.
tn" leaves OF the spring are beg,
Fabricated by "graphiiing." which
hould he done nj least every 10, oo0
nHes. or. IL the car liz iittlo driven
very spring. To do this, proceed as
ollows
Get some graphite grease. or make
paste Of Cake graphite and oil, or
Preferably. gasoline, Remove or
bond open the clips" i and G Jack