Elevator hall door and door hanger apparatus

An elevator hall door hanger apparatus for suspending a elevator hall door, which has a front face facing an elevator hall and a back face facing a hoistway of the elevator, in an entrance on the hall, said door hanger apparatus comprising:

• a hanger member having a substantially L-shaped cross section, said hanger member comprising a short piece which is fixed on the upper portion of said door, and a long piece which rises along the back face of said door;
• a plurality of hanger rollers which are rotatably mounted on said hanger member and each of which has a cushioning member at least on the outer peripheral surface thereof;
• a guide rail which is supported by the entrance on the hall so as to extend in horizontal directions to guide said plurality of hanger rollers;
• and
• penetration preventing means configured to prevent material of said cushioning member, which melts on high temperature conditions, from flowing along said hanger member to enter into said hoistway.