Foam Bed Wedge Structure to Stop Items Falling Behind Mattresses
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Solution Overview
Problem
The gap between a conventional bed mattress and a headboard often leads to items like pillows, remote controls, and eyeglasses falling behind the bed, disrupting sleep and daily activities, as existing solutions do not effectively address this specific issue.
Innovation Solution
A triangular prism-shaped wedge made of dense, malleable material is placed between the mattress and the wall or headboard, forming a lateral shelf to prevent items from falling, secured by friction and optionally reinforced with rubber slats, and can include features like stereo speakers and side pockets.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If a bed wedge is placed in the gap between the mattress and headboard to prevent items from falling, then item security is improved, but the device complexity increases
Solution Approach 1:
The bed wedge is divided into distinct functional segments: a compression-resistant core structure for structural integrity, a compression layer for comfort and friction, and a cover layer for item retention. This segmentation allows each layer to specialize in its function, improving overall reliability while keeping the overall device relatively simple.
Solution Approach 2:
The bed wedge employs composite material construction with multiple layers having different properties: a dense compression-resistant core (such as high-density foam or memory foam), a softer compression layer for comfort, and a fabric cover layer. This composite structure achieves both structural reliability for preventing item loss and comfort for user contact.
2Reliability
If the wedge is made from dense, malleable material to provide stability and friction, then reliability is improved, but the weight of the object increases
Solution Approach 1:
The wedge exhibits local quality variations through its layered structure: the core uses dense, heavy material for stability and friction against the headboard and mattress, while the compression layer and cover use lighter materials for comfort. This local differentiation provides the necessary weight for reliability only where needed, rather than uniformly throughout the entire wedge.
Solution Approach 2:
The wedge utilizes parameter changes in material density across its structure. The core has high density for stability and friction, while outer layers have progressively lower density for comfort and weight reduction. This gradient in density parameters allows the wedge to achieve sufficient stability without excessive overall weight.
3Ease of operation
If the wedge is designed to be compressed between the bed and wall to form a shelf, then ease of operation is improved, but the strength of the structure decreases
Solution Approach 1:
The wedge is designed with dynamic compression characteristics: it is pre-compressed during manufacturing to a specific density, then further compresses when installed between the mattress and headboard. This dynamic compression allows easy installation without excessive force while the compressed state provides the necessary structural strength to prevent item loss.
Solution Approach 2:
The wedge utilizes parameter changes in compression and density: it transitions from a less compressed manufacturing state to a highly compressed installation state. This parameter change allows the wedge to be easily installed (requiring minimal force) while achieving high structural strength in its final compressed position to effectively prevent items from falling.
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 wedge effectively prevents items from falling behind the bed, ensuring they remain within reach, enhancing sleep quality and convenience by providing a stable, flexible solution that fits various mattress sizes and configurations.
Implementation Method 1
The core is constructed of a dense, malleable material similar in composition to a conventional pillow. When in use, the present invention is compressed between the bed and the wall or the headboard, forming a lateral shelf
Implementation Method 2
The present invention is preferably secured in place via the friction existent by the force of the mattress weight compressing the present invention slightly, as it is pressed against the wall
Data Source
AI summary
A triangular prism-shaped wedge, fashioned of a sturdy foam core with soft and malleable properties, fashioned to occupy the space that commonly exists between the head of a mattress and the wall or headboard that the mattress is binding against. It is configured to occupy this space, aided via the force of friction, to ensure that items such as pillows, remote controls, and other bedside items do not fall behind the mattress, and onto the floor. It may be configured with an assortment of interchangeable pockets, as well as an embedded stereo speaker system.