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Control of architectural opening coverings

  • US 10,202,802 B2
  • Filed: 04/19/2016
  • Issued: 02/12/2019
  • Est. Priority Date: 10/03/2011
  • Status: Active Grant
First Claim
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1. An apparatus comprising:

  • a roller tube;

    a motor including a motor drive shaft and a motor casing, the motor casing mounted to rotate with said roller tube; and

    a manual control including a manual control drive shaft rotatable with the motor drive shaft, said manual control structured to apply a first torque to the motor drive shaft in response to a manually applied force to cause rotation of the motor casing and said roller tube, said motor structured to apply a second torque to said roller tube to rotate said roller tube while the motor drive shaft does not rotate relative to said manual control;

    wherein the first torque and the second torque are additive to increase a rate of rotation when in the same direction, or subtractive when in the opposite directions.

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