Latex Ball Pillow with Interconnected Spheres for Stable Head Support

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Solution Overview

Problem

Conventional pillows filled with irregularly arranged latex grains fail to provide stable support for the head and are prone to deformation over time.

Innovation Solution

A pillow design featuring latex balls of 20 to 50 mm diameter, connected horizontally, vertically, or diagonally through connectors with elastic grooves and wings, which enhance support and prevent deformation by distributing pressure and maintaining structure.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Device complexity

If latex grains are used to fill the pillow, then the pillow can be made with simple structure, but the head cannot be supported stably due to irregular arrangement

Engineering Contradiction:
Improvepillow structureVSAvoidhead support stability
Core Design Contradiction:
Device complexityVSStability of the object's composition

Solution Approach 1:

The pillow is segmented into multiple spherical latex units (2-10 cm diameter) arranged in regular patterns rather than using fine latex grains. Each sphere acts as an independent support element, and their organized arrangement creates stable support zones that maintain head position while simplifying the overall structure compared to complex internal frameworks.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The invention transitions from two-dimensional flat pillow surfaces to three-dimensional spherical latex elements distributed throughout the pillow volume. This spatial arrangement in multiple dimensions allows the latex spheres to support the head from various angles and positions, creating stable support zones that accommodate different head sizes and sleeping positions.

Inventive Principle:
Principle #17Another dimension (Dimensionality change)

2Ease of manufacture

If conventional latex filling is used, then manufacturing is simple, but the pillow deforms over long-term use

Engineering Contradiction:
Improvepillow productionVSAvoidpillow durability
Core Design Contradiction:
Ease of manufactureVSDuration of action of stationary object

Solution Approach 1:

The latex spheres are pre-formed to specific sizes (2-10 cm diameter) with controlled elasticity before being assembled into the pillow. This preliminary preparation ensures that each sphere has optimal support properties and resistance to deformation, allowing the pillow to maintain its shape and support function over extended periods of use while keeping manufacturing straightforward.

Inventive Principle:
Principle #10Preliminary action

3Quantity of substance

If irregularly arranged latex grains are used, then material usage is efficient, but elastic support is insufficient

Engineering Contradiction:
Improvelatex material efficiencyVSAvoidelastic support capability
Core Design Contradiction:
Quantity of substanceVSStrength

Solution Approach 1:

The pillow employs latex spheres of varying sizes (2-10 cm diameter) distributed throughout different regions of the pillow. Larger spheres provide broader support zones for the back of the head, while smaller spheres offer more concentrated support for specific pressure points, creating locally optimized support properties that enhance overall elastic support capability while using latex material efficiently.

Inventive Principle:
Principle #3Local quality

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 pillow provides stable head support and prevents long-term deformation by optimizing the arrangement and connection of latex balls, ensuring comfort and durability.

Implementation Method 1

a pillow containing latex balls in which the latex balls are regularly arranged to stably support the head of a pillow user

Methodology Applied
Scientific EffectElasticity: Elasticity

Data Source

PatentUS11903509B2Pillow containing latex balls
Publication Date: 2024.02.20 KIM CHUNG SOO
  • US11903509B2 patent drawing
  • US11903509B2 patent drawing
  • US11903509B2 patent drawing

AI summary

A pillow containing latex balls which includes a cover and latex balls filled in the cover, wherein the latex balls are connected to each other horizontally or vertically.