Motorized Blind Wand With Quiet Incremental Movement Control
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Solution Overview
Problem
Conventional motorized window coverings are expensive, complex to install, and often require replacing existing manual blinds, which is wasteful and inconvenient, while existing aftermarket solutions for converting manual blinds to motorized systems lack variability and programming capabilities for precise tilt control.
Innovation Solution
A remote-controlled motorized wand system that can be easily installed on both horizontal and vertical blinds, allowing for programming of positions, twist function, and wireless control, with a design that accommodates variability in blind designs and includes incremental movement mode to reduce noise and improve battery life.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Extent of automation
If conventional motorized window coverings are used, then automation and convenience are improved, but cost and installation complexity increase significantly
Solution Approach 1:
The motorized system is divided into separate functional modules: a motor unit, a control unit, and mounting components. This segmentation allows the system to be installed on existing manual blinds without requiring complete replacement, reducing installation complexity while maintaining automation benefits.
Solution Approach 2:
An intermediary mounting mechanism is introduced that connects the motorized components to the existing manual blind structure. This mediator enables integration of motorization with conventional blinds, avoiding the need for complex hardwired installations while preserving automation functionality.
2Extent of automation
If conventional motorized window coverings are used, then automation is improved, but cost increases making it financially out of reach for most consumers
Solution Approach 1:
The patent employs cost-effective motor units and control components that can be manufactured at lower prices compared to traditional motorized blinds. The modular design allows consumers to purchase only the essential motorized components rather than replacing entire blind assemblies, significantly reducing overall cost.
Solution Approach 2:
The motorized system is designed to be universally compatible with various types of existing manual blinds (horizontal, vertical, different sizes). This multi-functionality eliminates the need for custom-engineered expensive motorized blinds for each specific application, reducing costs through standardized components.
3Extent of automation
If existing manual blinds are replaced with motorized window coverings, then automation is improved, but waste is generated and existing functional blinds are discarded
Solution Approach 1:
The motorized components are extracted as separate add-on elements that can be attached to existing manual blinds. This extraction approach allows the automation functionality to be added without removing or discarding the existing functional blind structure, preventing waste while achieving automation.
Solution Approach 2:
The system is designed to be installed on existing blinds before those blinds reach the end of their service life. This preliminary action preserves the existing functional components for as long as possible, delaying disposal and reducing waste generation.
4Extent of automation
If existing manual blinds are replaced with motorized window coverings, then automation is improved, but installation time and effort increase significantly
Solution Approach 1:
The mounting system incorporates flexible and adjustable components that can be quickly adapted to different blind configurations without requiring precise measurements or complex alignment procedures. This dynamic design reduces installation time by allowing rapid adjustment rather than time-consuming precision fitting.
Solution Approach 2:
The patent replaces complex hardwired electrical connections with battery-powered motor units and wireless control systems. This substitution eliminates the need for time-consuming electrical wiring, drilling, and electrical work, significantly reducing installation time while maintaining full automation functionality.
5Extent of automation
If aftermarket add-on motorized tilt rods are used, then automation is partially achieved, but variability and programming capabilities for precise tilt control are insufficient
Solution Approach 1:
The control system incorporates feedback mechanisms that allow programming of specific tilt positions and angles. The system can remember and reproduce predetermined positions, enabling precise tilt control and adaptability to different user preferences and lighting conditions, overcoming the limitations of simple add-on rods.
Solution Approach 2:
The system allows preliminary programming of tilt positions and parameters during installation or setup. This preliminary configuration enables the motorized rod to automatically adjust to the specific blind geometry and user requirements, providing variability and precision that off-the-shelf add-on products cannot achieve.
Applied Scientific Principles
This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.
Function Achieved in This Case
Enables efficient, cost-effective motorization of existing blinds with precise control and reduced noise, allowing for simultaneous control of multiple blinds and improved battery performance, while maintaining a conventional look and feel.
Implementation Method 1
power is supplied to a motor... thereby moving the shade material
Implementation Method 2
the motor rotates at a fast rate thereby causing excessive noise
Data Source
AI summary
A method of operating a motorized window covering is presented wherein in response to a standard movement command power is supplied to a motor in a continuous or generally continuous manner thereby moving the shade material from a start position to an end position in a generally continuous manner. However, in doing so, the motor rotates at a fast rate thereby causing elevated noise levels. In response to an automated movement command, power is supplied to the motor by cycling power to the motor between a powered state and an unpowered state thereby moving the shade material from a start position to an end position in an incremental manner. While moving the shade material in this incremental manner is slower, it is substantially quieter. The preferred mode of operation is selected based on whether the movement command is a standard movement command or an automated movement command.