US PATENT SUBCLASS 297 / 102
.~.~ Crossed link back inverter

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

94  DF  BACK REVERSIBLE AS TO BOTTOM; E.G., WALKOVER TYPE {4}
101  DF  .~ Multiple links, pivotally connected to back {2}
102.~.~ Crossed link back inverter

DEFINITION

Classification: 297/102

(under subclass 101) Device wherein the plural links cross intermediate their ends and are each pivoted to the back on opposite sides of the back center, whereby the back turns end for end in its movement from one edge of the seat to the opposite edge of the seat.