| 摘要 |
This roller shade device (1) is provided with: a shade (3); a shade take-up roller (4) for taking up the shade (3); wires (5) which are attached to the shade (3); wire take-up rollers (6) which are disposed with the axial centers thereof offset from the shade take-up roller (4) and which are used for taking up the wires (5); reversal pulleys (7) for reversing the direction of the wires (5); tension imparting means (8) for imparting tension to the shade (3) and the wires (5) by application of bias such that the shade take-up roller (4) and the wire take-up rollers (6) are separated from the reversal pulleys (7); and interlocking rotating means (9) for rotating the shade take-up roller (4) and the wire take-up rollers (6) in an interlocked manner. According to this roller shade device (1), a large width can be secured for the shade (3). |
