US Patent 7232096 Positive lock seat device

An improved seating apparatus for an aircraft comprising: a seat assembly and a positive lock device for securing the seat assembly to the aircraft. In the preferred embodiment, the positive lock device comprises: an adjustable force applicator for selectively applying force, a track fitting for insertion into an aircraft seat track, a rigid force bearer having a top region and for transferring force to an aircraft seat track, and a lock plate biased toward the applicator head. Also, in the preferred embodiment, the seat assembly includes a seat leg.