US PATENT SUBCLASS 297 / 344.22
.~.~.~ Including means to lock unit at distinct rotated positions

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

311  DF  MOVABLE BOTTOM {5}
344.1  DF  .~ Bottom and back movable as a unit {3}
344.21  DF  .~.~ About vertical axis; i.e., rotates {4}
344.22.~.~.~ Including means to lock unit at distinct rotated positions {1}
344.23  DF  .~.~.~.~> Motor actuated

DEFINITION

Classification: 297/344.22

Including means to lock the unit at distinct rotated

positions:

(under subclass 344.21) Device including an adjustment means for fixing and maintaining the unit at various positions of rotation.