US PATENT SUBCLASS 213 / 24
.~.~.~ Shoes and wedges with casings

Current as of: June, 1999
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213 /   HD   RAILWAY DRAFT APPLIANCES

7  DF  CUSHIONED {9}
22  DF  .~ Combined spring and friction {8}
23  DF  .~.~ Preliminary spring {1}
24.~.~.~ Shoes and wedges with casings

DEFINITION

Classification: 213/24

(under subclass 23) Cushioning devices is of a type comprising a casing with friction shoes engaging the casing and wedges to force the shoes into engagement therewith.