US PATENT SUBCLASS 188 / 242
.~.~ Interlocking heads and shoes

Current as of: June, 1999
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188 /   HD   BRAKES

*  DD  ELEMENTS {6}
234  DF  .~ Shoe fasteners {7}
242.~.~ Interlocking heads and shoes {4}
243  DF  .~.~.~> Longitudinal key
244  DF  .~.~.~> Longitudinal insertion
245  DF  .~.~.~> Side insertion
246  DF  .~.~.~> Clamps

DEFINITION

Classification: 188/242

The heads and shoes have projecting interfitting parts.