US PATENT SUBCLASS 297 / 478
.~.~.~.~.~ Inertia actuated

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

464  DF  BODY OR OCCUPANT RESTRAINT OR CONFINEMENT {6}
468  DF  .~ Safety belt or harness; e.g., lap belt or shoulder harness {9}
474  DF  .~.~ Retractable {2}
475  DF  .~.~.~ Belt winds upon take-up reel {1}
476  DF  .~.~.~.~ Having means to lock belt against further extension when in its occupant-restraining position {2}
478.~.~.~.~.~ Inertia actuated

DEFINITION

Classification: 297/478

Inertia actuated:

(under subclass 476) Apparatus wherein the locking or clamping means is actuated by means responsive to a sudden deceleration, an impact condition, or any other sudden, unexpected motion condition imposed upon a seating device or its supporting structure.