At  Last - 
the  ‘Balanced  Tire 
The  greatest  forward  step 
ever  made  in  pneumatic  tires 
On  January  8th,  in  the  Saturday  Evening  Post,  we  announced 
that  at  last  we  had  made  pneumatic  rubber  tires  more  like  other 
dependable  articles  of  merchandise. 
Stop  and  analyze  this  state-  dence  in  our  tires — the  reason  for 
ment — “more  like  other  depend-  the  gigantic  sales  increases  of  our 
able  articles  of  merchandise.”  tires  since  September  last. 
Unless  backed  up  by  results,  it  Many  months  ago  we  finally 
would  be  almost  commercial  sui-  worked  out  and  began  producing 
cide  for  a  tire  manufacturer  to  the  completely  ‘balanced’  pneu- 
make  such  a  statement.  matic  tire — the  heretofore  un- 
Now  we  are  ready  to  tell  you  attainable  goal  of  every  tire 
the  reason  for  this  fearless  confi-  manufacturer. 
Tfo  be  100  per  cent,  efficient,  a  tire  must  be  absolutely  ‘balanced’ — 
that  is,  the  rubber  tread  and  the  fabric  carcass  of  the  tire  must  give 
equal  wear. 
‘Balance*  the  tire  maker’s  goal 
To  have  perfect  ‘balance,’  the  Problem — find  the  balance, 
rubber  tread  must  have  enough  puj|  rubber-tread  efficiency 
resiliency  to  absorb  road  shocks  demands  a  50-50  ‘balance’  of  resi- 
that  tend  to  disintegrate  the  fabric,  jiency  and  toughness, 
and  still  must  have  the  toughness  ^  fabr;c.carcas3  efficiency 
to  give  long  wear.  demands  a  50-50  ‘balance’  of 
Too  much  toughness  reduces  fabric  layers  and  rubber— a  union 
resiliency;  too  much  resiliency  that  will  make  tread  separation 
sacrifices  toughness.  impossible. 
To  have  perfect  ‘balance,’  the 
rubber  tread  must  have  enough 
resiliency  to  absorb  road  shocks 
that  tend  to  disintegrate  the  fabric, 
and  still  must  have  the  toughness 
to  give  long  wear. 
Too  much  toughness  reduces 
resiliency;  too  much  resiliency 
sacrifices  toughness. 
Full,  complete  tire  efficiency  demands  a  50-50  ‘  balance  ’  of  the 
rubber  tread  and  the  fabric  carcass— neither  may  be  stronger  nor 
weaker  than  the  other. 
This  is  the  goal  we  have  reached 
By  producing  this  complete  of  wearing  quality  in  both  rubber 
‘balance’  between  resiliency  and  tread  and  fabric  carcass. 
toughness  in  the  tread,  and  between 
fabric  and  rubber  in  the  carcass,  By  Sep  ember  last,  these  abso- 
we  have  secured  100  per  cent,  lutely  balanced  United  States 
efficiency  in  United  States  Individ-  Tires  began  to  be  felt  on  the 
ualized  Tires,  or  absolute  balance’  market.” 
Since  September,  sales  have  increased  steadily  month  by  month  up 
to  the  recent  highest  increase  of  354  per  cent,  this  tells  the  story. 
United  StatesTre  Company 
‘Nobby’  ‘Chain’  ‘Usco’  ‘Royal  Cord’  ‘Plain’ 
“  INDIVIDUALIZED  TIRES  ” 
