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    • 9. 发明申请
    • ONE WAY BRAKE FOR A CORDLESS BLIND
    • 一个方便的刹车用于无绳电话
    • WO2003083244A1
    • 2003-10-09
    • PCT/US2003/007520
    • 2003-03-11
    • NEWELL WINDOW FURNISHINGS, INC.
    • CIUCA, ZazuPALMER, Roger, C.
    • E06B9/322
    • E06B9/60E06B9/322E06B9/90
    • A window covering including a head rail, a bottom rail, a window covering material extending between the head rail and bottom rail, a first and second lift cords extending between the head rail and the bottom rail, a spring motor configured to bias the bottom rail toward the head rail, mounted in the bottom rail, and operatively coupled to the first and second lift cords, and a brake mounted in the bottom rail and configured to releasably couple to the first lift cord to prohibit the spring motor from taking up the first cord, prohibiting the bottom rail from being raised or lowered.
    • 一种窗盖,包括头轨,底轨,在头轨和底轨之间延伸的窗户覆盖材料,在头轨和底轨之间延伸的第一和第二提升帘线,弹簧电动机,其构造成偏压底轨 朝向所述头轨,安装在所述底轨道中,并且可操作地联接到所述第一和第二提升帘线;以及制动器,其安装在所述底部轨道中并且构造成可释放地联接到所述第一提升绳索,以禁止所述弹簧电动机卷起所述第一 电缆,禁止底部导轨升高或降低。