US PATENT SUBCLASS 74 / 471 XY
.~.~ Control moves in two planes

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

469  DF  CONTROL LEVER AND LINKAGE SYSTEMS {8}
471 R  DF  .~ Multiple controlled elements {3}
471 XY.~.~ Control moves in two planes

Unofficial Alpha Subclasses: R XY

DEFINITION

Classification: 74/471

(under subclass 469) Systems in which there is a single control element which selectively operates a plurality of controlled elements.

SEE OR SEARCH THIS CLASS, SUBCLASS:

480, for interconnected multiple controlling systems.

SEE OR SEARCH CLASS

477, Interrelated Power Delivery Controls, Including Engine Control, for an element to control both a transmission and an engine.