US PATENT SUBCLASS 213 / 34
.~.~.~.~ Compound wedges

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}
31  DF  .~.~ Friction casings {1}
32 R  DF  .~.~.~ Shoes and wedges {5}
34.~.~.~.~ Compound wedges

DEFINITION

Classification: 213/34

(under subclass 33) Devices wherein the wedges are formed of a plurality of parts.