Patent ID: 8899542

Claim:
A seat track system for use in a vehicle seat assembly having a seat base frame, the seat track system comprising: a lower track assembly having a first lower track and a second lower track that is adjacent the first lower track, the first lower track having a channel and the second lower track having a channel; and an upper track assembly having a first upper track having a channel and slidably disposed within the first lower track and a second upper track having a channel and that is adjacent the first upper track and slidably disposed within the second lower track, and the first upper track has a portion extending upwards that integrally forms a first side member of the seat base frame and the second upper track has a portion extending upwards that integrally forms a second side member of the seat base frame, wherein the first upper track includes a plurality of openings and the first lower track includes a plurality of corresponding openings that are interlockably engaged with one another by a latch mechanism, further comprising a reinforcement bracket having a plurality of openings corresponding to the openings on the first upper track and the first lower track, wherein the reinforcement bracket is coupled to at least one of the first lower track and the second lower track and a lower portion of the reinforcement bracket extends under a lower portion of the first lower track to manage the vertical load between the first upper track and the first lower track and to prevent separation of the first upper track from the first lower track.