Roller Shade Motor Crown Adapter for Secure Quick Detachment
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Solution Overview
Problem
Existing roller shade motor systems either require complete unwinding of the shade fabric to detach the motor or risk the motor sliding out during installation, leading to potential damage.
Innovation Solution
A motor crown adapter with tabs and a cylindrical portion is used to releaseably couple the roller shade motor to the tube, allowing secure attachment and easy detachment without unwinding the fabric, using a flange and tabs to engage grooves for secure positioning.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If the roller shade motor is attached to the roller shade tube using screws or rivets, then the motor is securely fixed to the tube, but the motor can only be detached after the shade fabric is completely unwound
Solution Approach 1:
The invention divides the motor attachment system into separate components: a motor crown adapter with tabs that engage with grooves on the motor crown, allowing the motor to be securely attached yet easily detached without unwinding the fabric. This segmentation enables independent removal of the motor from the tube.
Solution Approach 2:
The motor crown adapter serves as an intermediary component between the motor and the tube. It features tabs that engage with grooves on the motor crown, providing a secure connection that can be easily released, thus mediating between the need for secure fixation and easy detachment.
2Ease of operation
If the roller shade motor is not secured to the roller shade tube, then the motor can be easily removed, but the motor may slide out during installation and impact the floor causing damage
Solution Approach 1:
The motor crown adapter is pre-installed on the motor crown before the motor is placed in the tube. The tabs on the adapter engage with the grooves, creating immediate secure fixation that prevents the motor from sliding out during installation, while still allowing easy removal when needed.
Solution Approach 2:
The engagement mechanism between the tabs and grooves provides beforehand protection against the motor sliding out and impacting the floor. The secure connection is established in advance, cushioning against potential damage during installation and handling.
3Reliability
If retaining hardware is used to attach the motor to the tube, then secure fixation is achieved, but the hardware must be accessed by completely unwinding the shade fabric
Solution Approach 1:
The attachment system is segmented into the motor crown adapter with engagement tabs that interface with grooves on the motor crown. This segmentation allows the motor to be securely attached through the adapter without requiring access to traditional retaining hardware, eliminating the need to unwind the fabric for attachment or detachment operations.
Data Source
AI summary
Presented is a roller shade system that includes a roller shade drive unit that includes a shade motor and a motor crown that includes one or more grooves. The system further includes a roller shade tube, and a motor crown adapter. The motor crown adapter includes a flange and a cylindrical portion that includes one or more tabs. The cylindrical portion is disposed inside, and coupled to, the roller shade tube. The flange and cylindrical portion together define an opening for receiving the shade motor therethrough. The one or more tabs are configured for engaging the one or more grooves to releaseably couple the motor crown adapter to the motor crown.