Rear wheel and seat linkage mechanism

A personal transport device comprising:

• an outer casing;
• a rear wheel;
• a seat;
• and
• a linkage mechanism, the linkage mechanism comprising:
• a carrier, configured to slide along a track of a sliding mechanism;
• a seat post, connected at a first end to a top portion of the carrier and connected at a second end to a protruding seat pole;
• a rear wheel arm, connected to the rear wheel at a first end and connected at a second end to a bottom portion of the carrier,
• wherein the carrier is configured to slide between a front of the track and a rear of the track to transition, in unison, the seat post and the protruding seat pole above the track and the rear wheel and the rear wheel arm below the track between an unfolded configuration and a folded configuration;
• and
• wherein the rear wheel arm moves along a lower track of the personal transport device to transition the rear wheel between the unfolded configuration and the folded configuration.

A personal transport device comprising:

• an outer casing;
• a rear wheel;
• a seat;
• a linkage mechanism, the linkage mechanism comprising:
• a carrier, configured to slide along a track of a sliding mechanism;
• wherein the carrier is configured to slide between a front of the track and a rear of the track to transition, in unison, a seat post connected at a first end to a top portion of the carrier and connected at a second end to a protruding seat pole, situated above the track, and a rear wheel arm connected to the rear wheel at a first end and connected at a second end to a bottom portion of the carrier, situated below the track, between an unfolded configuration and a folded configuration;
• and
• a steering assembly, comprising a handlebar,
• wherein the steering assembly is configured to transition between a vertical position in the unfolded configuration and a collapsed position in the interior of the outer casing in the folded configuration.