US PATENT SUBCLASS 74 / 591
.~.~.~.~ Rotating

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}
590  DF  .~.~.~ Weight type {1}
591.~.~.~.~ Rotating

DEFINITION

Classification: 74/591

(under subclass 590) Weight devices attached to a rotating arm for assisting the connecting rod to move a load connected thereto.

SEE OR SEARCH THIS CLASS, SUBCLASS:

573, for counterbalanced flywheels and rotors.

603, for counterbalanced cranks and wrist-pins.

SEE OR SEARCH CLASS

16, Miscellaneous Hardware, 403, and 404, and see the notes thereto, for weights, per se.