Spa Headrest Manifold Design for Secure Seatback Attachment
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Solution Overview
Problem
Existing spa seatbacks often lack a secure and efficient mechanism for attaching and detaching a headrest, leading to potential accidental disengagement or difficulty in removal and replacement.
Innovation Solution
A headrest system with a manifold that includes a platform, brackets, and a constraining plate, allowing for secure attachment to a selectively removable spa seatback, enabling the headrest to be attached and removed as a single unit with the seatback.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If a secure attachment mechanism is implemented, then reliability is improved, but device complexity increases
Solution Approach 1:
The attachment mechanism is divided into separate functional components: a manifold with brackets for attachment, a constraining plate for securing, and a seatback with receiving structures. This segmentation allows each component to perform its specific function while maintaining overall system reliability without excessive complexity.
Solution Approach 2:
The headrest manifold is designed to be attached to the seatback, which itself is removable from the spa. This nested arrangement allows the headrest to be securely attached to the seatback while the entire assembly can be removed as a unit, providing secure attachment without requiring complex integration with the spa structure.
2Reliability
If a secure attachment mechanism is implemented, then accidental disengagement is prevented, but ease of operation deteriorates
Solution Approach 1:
The attachment mechanism incorporates movable components including the constraining plate that can be shifted between engaged and disengaged positions, and the removable seatback that can be detached from the spa. This dynamic design allows the system to transition between secure attached state and easy removal state, resolving the contradiction between security and ease of operation.
Solution Approach 2:
The system is segmented into independently removable components: the headrest attaches to the seatback, and the seatback attaches to the spa. This segmentation allows the headrest and seatback to be removed together as a unit from the spa, maintaining ease of operation while ensuring secure attachment during use.
3Adaptability or versatility
If the headrest is attached separately from the seatback, then adaptability is improved, but device complexity increases
Solution Approach 1:
The headrest manifold is designed to attach directly to the seatback, merging these two components into a single removable assembly. This merging maintains adaptability because the combined unit can still be removed from the spa, while reducing complexity by eliminating the need for separate attachment mechanisms for the headrest and seatback.
4Reliability
If a constraining plate is added to prevent movement, then reliability is improved, but device complexity increases
Solution Approach 1:
The constraining plate is designed as a separate, removable component that can be taken out when removal is needed. This extraction approach provides the reliability benefit of preventing accidental movement during use, while maintaining ease of operation by allowing the constraining plate to be quickly removed for intentional detachment.
Data Source
AI summary
This disclosure relates generally to systems, devices, and methods of use thereof regarding headrests for selectively removable spa seatbacks. In some embodiments, headrests of the present disclosure include a pillow and a manifold to (a) receive the pillow and (b) selectively engage the selectively removable spa seatback. In some embodiments, headrests of the present disclosure include a pillow and a manifold, where the manifold includes a platform to receive the pillow, a body for engaging with the selectively removable spa seatback, and a constraining plate to restrict a movement of a portion of the body.