US PATENT SUBCLASS 297 / 91
.~.~ By plural links

Current as of: June, 1999
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297 /   HD   CHAIRS AND SEATS

68  DF  LEGREST OR FOOTREST INTERCONNECTED TO MOVE RELATIVE TO BOTTOM AND CONCURRENT WITH BOTTOM OR BACK {9}
90  DF  .~ Interconnector articulated to back extension below back-to-bottom pivot {1}
91.~.~ By plural links

DEFINITION

Classification: 297/91

(under subclass 90) Device wherein the back projection is connected to the leg rest by two or more links.