| 摘要 |
An interlocking device of a sliding door is provided to use commonly even if sliding doors are different in thickness and gap, and to reduce the cost of production by simplifying the structure of an interlocking device. An interlocking device of a sliding door, which comprises a first door(1), a second door(2) and a third door(3) and slides to be opened and closed by guiding a guide roller(14) to retreated grooves(15a,15b,15c) of an upper rail, includes a base plate installed to the upper part of the second door, pulleys(21) installed to two ends of the base plate pivotally, a traction belt(23) installed in a closed loop by the two pulleys and provided with continuous gears on the outside, a guide bar(24) preventing the deflection of the traction belt, and a rack(25) engaged with the gears of the traction belt to pull up the traction belt to open and close the first door and the second door from the third door. |
