Patent ID: 7802521

Claim:
A platform system for allowing passengers to access doors of a train having a variable car types, the platform system comprising: a platform; a plurality of walls positioned along an edge of said platform, said plurality of walls arranged so as to match a position of the doors of the train, said plurality of walls having a height less than a height of the doors of the train; a plurality of doors positioned adjacent respectively to said plurality of walls, each of said plurality of doors being movable between an open position so as to allow the passengers to access and a closed position so as to block passengers from accessing, said plurality of doors being connected sequentially to a single rope extending in a closed circuit; a driving means operatively connected to said rope for moving said rope in a desired direction so as to open said plurality of doors at the same time or to close said plurality of doors at the same time, said driving means comprising: a v-motor; a drive sheave connected to said v-motor, said v-motor suitable for rotating said sheave in one direction or in an opposite direction, said drive sheave having a groove formed therein, said rope being frictionally received in said groove of said drive sheave, said plurality of walls being double-chamber walls, each of said plurality of walls having a substantially identical length, said plurality of doors comprising a pair of side-by-side doors and a pair of seating sledges positioned in the wall, said plurality of walls being at least partially split so as to define a pair of chambers having an interior wall, said pair of side-by-side doors being attached to said rope such that said driving means causes one of said pair of side-by-side doors to close in one direction while the other of said side-by-side doors closes in the opposite direction, said pair of side-by-side doors being L-shaped, said plurality of doors attaching alternately to said rope in said double-chamber walls.