Shock-absorbing buffer pad

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Solution Overview

Problem

Prior-art shock-absorbing buffer pads lack the ability to adjust their compression stroke, limiting the adjustment of hardness and thus failing to provide optimal comfort by distributing multiple pads.

Innovation Solution

A shock-absorbing buffer pad with an external compression body, internal guide slot, and inserted adjusting component, allowing for adjustable compression stroke by aligning abutting walls of the inserting cylinder with a stopping block to control the compression depth.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If multiple shock-absorbing buffer pads are distributed to cover the wooden board base layer, then the overall comfort is improved, but the device complexity and the inability to adjust local hardness remain

Engineering Contradiction:
ImprovecomfortVSAvoidstructure
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The shock-absorbing buffer pad is divided into a top part, bottom part, and compression elastic component, with the adjusting component segmented into top cap, inserting cylinder, and abutting walls. This segmentation allows independent adjustment of compression stroke while maintaining the overall pad structure.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The patent introduces an adjustable compression stroke mechanism that transforms the static pad into a dynamic system. The compression elastic component can be adjusted to different compression depths by rotating the inserting cylinder, allowing the pad to adapt to different body parts and sleeping preferences.

Inventive Principle:
Principle #15Dynamics

2Adaptability or versatility

If the compression stroke is fixed in prior-art shock-absorbing buffer pads, then the structure is simple, but the hardness cannot be adjusted to increase comfort

Engineering Contradiction:
Improvehardness adjustmentVSAvoidstructure
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The patent transforms the fixed compression stroke into an adjustable one by introducing the inserting cylinder with abutting walls that can be rotated to different positions. The stopping block mechanism dynamically controls the compression depth, allowing the same pad to provide different hardness levels for different body parts.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The patent changes the compression stroke parameter from a fixed value to an adjustable range. By rotating the inserting cylinder to different angular positions, the compression elastic component's compression depth is modified, thereby changing the hardness parameter of the shock-absorbing buffer pad.

Inventive Principle:
Principle #35Parameter changes

3Adaptability or versatility

If a single shock-absorbing buffer pad is used, then the structure is simple, but it cannot provide tailored support to different body parts

Engineering Contradiction:
Improvetailored supportVSAvoidadjustment operation
Core Design Contradiction:
Adaptability or versatilityVSEase of operation

Solution Approach 1:

The patent enables a single pad to provide tailored support by allowing dynamic adjustment of the compression stroke for different regions. Users can rotate the inserting cylinder to different positions to create varying compression depths across different areas of the pad, accommodating different body parts with different support requirements.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The adjusting component is segmented into multiple abutting walls (first through sixth abutting walls) that can be positioned at different heights. This segmentation allows selective adjustment of different regions of the pad to provide customized support for head, shoulders, back, and other body parts.

Inventive Principle:
Principle #1Segmentation

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

Enables adjustable hardness by varying the compression stroke, providing tailored support and cushioning forces to different body parts, enhancing comfort and support.

Implementation Method 1

the compression elastic component immediately accumulates an inverse elastic force

Methodology Applied
Scientific EffectElasticity: Elasticity

Data Source

PatentUS12422012B2Shock-absorbing buffer pad
Publication Date: 2025.09.23 SAN SHIANG TECH
  • US12422012B2 patent drawing
  • US12422012B2 patent drawing
  • US12422012B2 patent drawing

AI summary

The shock-absorbing buffer pad comprises an external compression body, an internal guide slot and an inserted adjusting component. The external compression body has a top part, a bottom part and a compression elastic component. The top part is configured with an inserting hole. The bottom part is located beneath the top part. The compression elastic component is connected between the top part and the bottom part. The compression elastic component has a folding part. When the top part is pressed, the compression elastic component will accumulate an inverse elastic force. The internal guide slot is formed on the bottom part of the external compression body and located inside the internal space of the external compression body. The internal guide slot has an inserting slot exposing upward. The interior of the inserting slot is formed with a stopping block. The inserted adjusting component has an inserting cylinder, which can be inserted into the inserting hole. The top surface of the inserting cylinder is positioned outside the inserting hole. The bottom part of the inserting cylinder is divided into multiple abutting walls corresponding to the stopping block.