US PATENT SUBCLASS 152 / 536
.~.~.~ Structure using multiple reinforcing elements made of differing materials

Current as of: June, 1999
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152 /   HD   RESILIENT TIRES AND WHEELS

151  DF  TIRES, RESILIENT {14}
450  DF  .~ Pneumatic tire or inner tube {23}
526  DF  .~.~ Characterized by belt or breaker structure {11}
536.~.~.~ Structure using multiple reinforcing elements made of differing materials

DEFINITION

Classification: 152/536

Structure using multiple reinforcing elements made of differing materials:

(under subclass 526) Subject matter wherein the belts or breakers have reinforcing cords of dissimilar strengthening materials.

(1) Note. The strengthening materials can be dissimilar between or among plies or can be dissimilar within a given ply.