DEVICE FOR TILTING SLATS OF WINDOW BLIND
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United States of America Patent
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N/A
Issued Date -
Jul 14, 2016
app pub date -
Jan 13, 2015
filing date -
Jan 13, 2015
priority date (Note) -
Abandoned
status (Latency Note)
Importance
Abstract
A tilting device is installed in a headrail of a window blind to tilt slats. The headrail includes a plurality of ladder drums and a transmission shaft. Each ladder drum is fastened with a ladder. The ladder drums are connected to the transmission shaft in series and the transmission shaft makes the ladder drums rotate. The device includes a transmission member, having a worm and a worm gear, received in the headrail and having an input shaft to engage a driven portion of the transmission shaft, and a motorizing member includes a shaft and a power source, wherein the power source powers the shaft to turn; the shaft engages the input shaft to drive the transmission shaft to turn; therefore, the window blind can be tilted by motor power or manual manipulation.
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