US PATENT SUBCLASS 74 / 592
.~.~.~ Spring

Current as of: June, 1999
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74 /   HD   MACHINE ELEMENT OR MECHANISM

*  DD  ELEMENTS {10}
579 R  DF  .~ Pitmans and connecting rods {10}
589  DF  .~.~ Counterbalanced {2}
592.~.~.~ Spring

DEFINITION

Classification: 74/592

(under subclass 589) Spring devices for assisting the connecting rod to move a load connected thereto.