Roller Blind Mounting Bracket Shield for Fabric Damage Prevention
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Solution Overview
Problem
Existing roller blind mounting brackets often cause damage to the blind fabric due to telescoping issues when the roller tube is not perfectly horizontal, especially in non-straight or non-plumb window frames, and existing adjustable brackets may also damage the fabric when it contacts their adjustment mechanisms.
Innovation Solution
An adjustable roller blind mounting bracket with a shield that moves with the adjustment plate to prevent contact between the adjuster and the blind fabric, featuring a shield with an offset interior side surface and a friction-reducing coating to minimize damage, and includes a bore for the roller tube shaft with a bushing or bearing to reduce friction.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If adjustable mounting brackets are used to assist in horizontal leveling of the roller tube, then the ease of operation is improved, but the blind fabric may contact the adjustment mechanisms and become damaged
Solution Approach 1:
A shield is introduced as an intermediary component between the blind fabric and the adjuster mechanism. The shield has an interior side surface offset from the adjustment plate, creating a protective barrier that prevents the blind fabric from contacting the adjuster while still allowing the adjuster to function for leveling the roller tube.
Solution Approach 2:
The mounting bracket is divided into distinct functional components: the bracket member for mounting, the adjustment plate for positioning, the adjuster for leveling, and the shield for protection. This segmentation allows each component to perform its specific function independently, with the shield specifically addressing the fabric protection issue.
2Adaptability or versatility
If the roller tube is not perfectly horizontal due to non-straight window frames, then the adaptability is improved, but the blind fabric telescopes and contacts the mounting bracket causing damage
Solution Approach 1:
The adjustment plate is designed to be slidable on the interior face of the bracket member, allowing dynamic positioning to accommodate non-straight or non-plumb window frames. This dynamic adjustment capability enables the roller tube to be leveled even when the mounting surface is irregular.
Solution Approach 2:
The shield serves as a protective intermediary between the blind fabric and the mounting bracket components. By positioning the shield's interior side surface offset from the adjustment plate, it creates a safety buffer that prevents fabric contact even when telescoping occurs due to frame irregularities.
3Reliability
If friction between the roller tube shaft and mounting bracket is high, then the reliability is improved, but the difficulty of operation increases
Solution Approach 1:
A bushing or bearing is introduced as an intermediary element between the roller tube shaft and the shield. This intermediary component reduces friction while maintaining secure support, allowing the roller tube to rotate smoothly without compromising the reliability of the mounting.
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
The solution effectively minimizes damage to the blind fabric by limiting contact to the shield's interior side surface, reducing friction, and preventing damage from telescoping, even when the roller tube is not perfectly horizontal or when wear causes it to become misaligned over time.
Implementation Method 1
a shield secured to said adjustment plate and moveable therewith, said shield having an interior side surface offset from said adjustment plate and preventing contact between said adjuster and blind fabric received about the roller tube
Implementation Method 2
a bore for the roller tube shaft with a bushing or bearing to reduce friction
Data Source
AI summary
An adjustable roller blind mounting bracket comprising a bracket member adapted for mounting to a surface, an adjustment plate slidably received upon the interior face of the bracket member, an adjuster to alter the position of the adjustment plate relative to the bracket member; and a shield secured to the adjustment plate and moveable therewith. The adjustment plate releasably receives and supports a roller tube shaft of a roller tube of the roller blind. The shield has an interior side surface offset from the adjustment plate that prevents contact between the adjuster and blind fabric received about the roller tube.