US PATENT SUBCLASS 213 / 47
.~.~.~.~ With yokes

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

7  DF  CUSHIONED {9}
40 R  DF  .~ Springs {6}
44  DF  .~.~ Multiple {2}
45  DF  .~.~.~ Tandem arrangement {2}
47.~.~.~.~ With yokes {1}
48  DF  .~.~.~.~.~> Opposed overlying plungers

DEFINITION

Classification: 213/47

Wherein a tandem-spring device a U-shaped member surrounds the springs and is engaged to the drawbar by the legs of the member.