Suspension pillow

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Solution Overview

Problem

Conventional suspending pillows with a belt-like U-shaped structure lack stability, causing the head to tilt forward and swing, leading to tension and load on the neck and shoulders, making it difficult to maintain natural cervical curvature.

Innovation Solution

A suspending pillow design featuring a support base with erected support posts, a side frame, and a sheet-like pillow portion connected at multiple points, providing adjustable height and inclination, along with optional auxiliary features like movable partitions and storage, to enhance stability and reduce neck and shoulder load.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of manufacture

If the pillow portion is made as a belt-like structure suspending in a U shape from the pair of support portions, then the structure is simple and easy to manufacture, but the head top direction is free to move and the user's head is apt to move toward the head top direction and fall down, causing instability

Engineering Contradiction:
Improvestructural simplicityVSAvoidhead stability
Core Design Contradiction:
Ease of manufactureVSStability of the object's composition

Solution Approach 1:

The pillow portion is divided into multiple connected sections (first pillow portion, second pillow portion, third pillow portion) that are respectively connected to different support structures. This segmentation allows each section to provide localized support while collectively achieving stable head positioning, resolving the contradiction between structural simplicity and head stability.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The pillow portion extends not only horizontally between support portions but also vertically upward to connect to the side frame above the support portions. This three-dimensional configuration adds vertical support dimension, preventing forward head movement while maintaining structural simplicity through the continuous sheet-like design.

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

2Device complexity

If the pillow portion is made as a belt-like structure suspending in a U shape, then the device complexity is low, but the pillow portion tends to swing back and forth, giving tension and load to the neck and shoulder

Engineering Contradiction:
Improvestructural complexityVSAvoidneck and shoulder load
Core Design Contradiction:
Device complexityVSObject-affected harmful factors

Solution Approach 1:

Different portions of the pillow structure are assigned different functions: the first pillow portion connected to support portions provides base support, the second pillow portion connected to the side frame provides vertical stabilization, and the third pillow portion connects these elements. This localized functional differentiation eliminates swinging motion that causes neck and shoulder load while maintaining overall structural simplicity.

Inventive Principle:
Principle #3Local quality

Solution Approach 2:

The pillow portion is pre-configured with multiple connection points to support portions and side frame before use. This preliminary structural arrangement ensures that the pillow maintains a stable, non-swinging configuration from the outset, preventing harmful neck and shoulder load before the user even places their head on it.

Inventive Principle:
Principle #10Preliminary action

3Ease of manufacture

If the pillow portion is connected only at two points (U-shape), then the ease of manufacture is high, but the feeling of stability during use is poor

Engineering Contradiction:
Improveconnection simplicityVSAvoidstability feeling
Core Design Contradiction:
Ease of manufactureVSReliability

Solution Approach 1:

The pillow portion is segmented into multiple connected sections that are respectively attached to different support structures. This segmentation creates multiple connection points (first connection to support portions, second connection to side frame, third connection between them) while maintaining the simplicity of a continuous sheet-like structure, thereby enhancing stability feeling without complicating manufacturing.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The pillow portion merges horizontal support (first pillow portion between support portions) with vertical support (second pillow portion connected to side frame above) into a single continuous sheet-like structure. This merging provides both horizontal and vertical stabilization, creating a strong feeling of stability while maintaining manufacturing simplicity through the integrated design.

Inventive Principle:
Principle #5Merging (Combining)

Data Source

PatentUS11202522B2Suspension pillow
Publication Date: 2021.12.21 SAKAMOTO HIROMI
  • US11202522B2 patent drawing
  • US11202522B2 patent drawing
  • US11202522B2 patent drawing

AI summary

Provided is a suspension pillow that, when being used, gives an improved sense of stability and reduces a load applied on a neck and shoulders. A suspension pillow 10 is provided with: a placement part 1; a pair of support parts 3 which stand at a prescribed interval from the placement part 1; a side frame 4 which is disposed between the pair of support parts 3; and a sheet-like pillow part 5, wherein the pillow part 5 is connected, at at least three points or continuously, to the pair of support parts 3 and the side frame 4, and the pillow part 5 is connected, at a position above the pair of support parts 3, to the side frame 4.