Armchair Cushion with Hook-and-Loop Attachment for Comfort and Hygiene
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Solution Overview
Problem
Chair armrests, made of hard materials like metal or plastic, lack comfort and hygiene, leading to soreness and disincentivization due to prolonged contact with unsupportive and potentially germ-infested surfaces.
Innovation Solution
A cushion with a padded portion and a releaseable attachment mechanism, utilizing a hook and loop fastener system, that can be easily attached and detached from armrests, providing comfort and allowing for cleaning and replacement.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Strength
If armrests are made of hard materials like metal or plastic, then structural strength and durability are improved, but user comfort and hygiene deteriorate due to lack of padding and difficulty to clean
Solution Approach 1:
The armrest system is divided into two separate components: a permanent hard armrest structure providing strength and durability, and a removable cushion providing comfort and hygiene. This segmentation allows each component to fulfill its specific function optimally while resolving the contradiction between structural requirements and user comfort needs.
Solution Approach 2:
A cushion acts as an intermediary element between the user and the hard armrest. This intermediate layer provides the necessary padding and comfort while being easily removable for cleaning, thus mediating between the hard structural armrest and the user's comfort requirements.
2Ease of manufacture
If armrests are made of hard materials, then manufacturing simplicity and cost-effectiveness are improved, but ease of cleaning and maintenance deteriorate
Solution Approach 1:
By separating the armrest into a permanent structural part and a removable cushion, the system maintains manufacturing simplicity for the durable armrest while enabling easy cleaning of the cushion through removal and washing, thus resolving the contradiction between manufacturing ease and maintenance ease.
Solution Approach 2:
The cushion is designed to be dynamically removable and reattachable via hook-and-loop fasteners, transforming a static hard armrest into a dynamic system where the cushion can be easily detached for cleaning and reattached for use, thereby improving ease of maintenance without complicating manufacturing.
3Ease of operation
If a cushion is added to the armrest, then user comfort is improved, but device complexity increases due to attachment mechanisms
Solution Approach 1:
A hook-and-loop fastener system serves as an intermediary attachment mechanism between the cushion and armrest. This simple, widely-understood fastening system provides secure attachment while remaining easy to use and remove, thus improving user comfort without significantly increasing device complexity.
4Ease of repair
If the cushion is made removable and washable, then hygiene and maintenance are improved, but reliability of attachment may deteriorate
Solution Approach 1:
The hook-and-loop fastener acts as a reliable intermediary connection that maintains secure attachment during use while allowing easy removal for washing. This type of fastener provides sufficient holding strength for normal use but can be easily detached when needed, thus maintaining both attachment reliability and ease of maintenance.
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 cushion enhances user comfort by providing soft support and hygiene by allowing easy cleaning and replacement, addressing the discomfort and hygiene issues associated with standard armrests.
Implementation Method 1
said attachment means comprises a hook member and a loop member
Data Source
AI summary
A cushion for releaseably engaging an armrest, said cushion having a top portion, a padded portion, a bottom portion, and an attachment means configured to releaseably engage the cushion to an armrest, where said armrest comprises a top portion, where said attachment means comprises a hook member and a loop member, where the hook member of the attachment means engages the cushion and the loop member of the attachment means engages the armrest.