| 摘要 |
PROBLEM TO BE SOLVED: To provide an automatic opening and shutting sliding door gate capable of providing a driving motor to a back rail and smoothly making opening, shutting and traveling without impairing the apparent outside appearance by aiming the sliding door gate at a setting mode, by installing the motor at the rear frame. SOLUTION: For the automatic opening and shutting sliding door gate having a rollable driving wheel 8 along a rail 5 placed to the inside of a doorway 1 set in a site of a building, the driving motor 9 of the driving wheel 8 is built in the rear frame 6d on the opposite side to a door head rail of the sliding door gate 6, and the driving wheel 8 is mounted downward of the motor 9. |
