Motorized window blind with transmission deivce in bottom rail
OwnerWen Ying Lianginventor
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Abstract
A motorized window blind includes a top rail, a bottom rail, a plurality of slats assembled between the top rail and the bottom rail, and a driving device received in the bottom rail. The driving device includes a transmission unit, a motor, a first cord and a second cord. A first end of each of the first and second cords is connected to the transmission unit, and a second end of each of the first and second cords extends through the slats and is connected to the top rail. The motor is connected to and drives the transmission unit to lift and lower the slats. The driving device received in the bottom rail is easily maintained. The top rail does not occupy too much space and is easily to be installed.
Claims9
A motorized window blind comprising:
- a top rail;
- a bottom rail;
- a plurality of slats assembled between the top rail and the bottom rail, and
- a driving device received in the bottom rail.
A motorized window blind comprising:
- a top rail;
- a bottom rail;
- a plurality of slats assembled between the top rail and the bottom rail, and
- a driving device received in the bottom rail and including a transmission unit, a motor, a first cord and a second cord, the motor connected to the transmission unit, a first end of each of the first and second cords connected to the transmission unit, a second end of each of the first and second cords extending through the slats and connected to the top rail, the transmission unit being driven by the motor to lift and lower the slats.
Dependencies are inferred from the claim text.