Foldable Massage Chair with Rotatable Assemblies for Portability

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Solution Overview

Problem

Conventional massage setups require significant space, making them less portable and inconvenient for use in various settings, whereas a foldable massage chair would address this by allowing for easy transportation and storage while maintaining comfort and ease of use.

Innovation Solution

A foldable massage chair design featuring a main supporting frame connected to rotatable assemblies for the face pillow, chest pillow, handrail, seat cushion, back support, and leg assemblies, allowing the chair to transition between expanded and collapsed positions for stability and portability.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If a conventional massage bed is used, then massage comfort is provided, but space occupation increases

Engineering Contradiction:
Improvemassage comfortVSAvoidspace occupation
Core Design Contradiction:
Ease of operationVSArea of stationary object

Solution Approach 1:

The massage chair is divided into multiple independent assemblies including face pillow assembly, chest pillow assembly, handrail assembly, seat cushion assembly, back support assembly, and leg assemblies. Each assembly can be independently folded or moved, allowing the overall structure to be compacted into a smaller space while maintaining the functional integrity of each massage component when deployed

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The massage chair employs rotatable connections between the main supporting frame and various assemblies (front support piece, seat cushion assembly, leg assemblies). These dynamic connections allow the chair to transition between an expanded operational position providing full massage comfort and a collapsed storage position minimizing space occupation

Inventive Principle:
Principle #15Dynamics

2Adaptability or versatility

If a foldable massage chair is designed, then portability is improved, but structural complexity increases

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

Solution Approach 1:

By segmenting the massage chair into modular assemblies connected to the main supporting frame, the design enables portability through folding while managing complexity through standardized connection interfaces. Each assembly (face pillow, chest pillow, handrail, seat cushion, back support, leg assemblies) functions as an independent module that can be folded or adjusted without affecting the entire structure

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

When collapsed, the various assemblies are folded towards and nested around the main supporting frame, with smaller components fitting within or adjacent to larger structural elements. This nesting arrangement minimizes the overall footprint while maintaining all necessary components for massage functionality

Inventive Principle:
Principle #7Nested doll (Nesting)

Data Source

PatentUS11389005B2Foldable massage chair with front and back support legs
Publication Date: 2022.07.19 SHANGHAI XINTANG IND
  • US11389005B2 patent drawing
  • US11389005B2 patent drawing
  • US11389005B2 patent drawing

AI summary

A foldable massage chair, including a face pillow assembly for supporting a user's head, a chest pillow assembly for supporting the chest, a handrail assembly for supporting wrists, a front support piece, a seat cushion assembly, a main supporting frame, a kneeboard assembly, and back and a front supporting leg assemblies. When using this chair, it is placed in an expanded or use position, so a user may sit on the seat cushion and lean on the massage chair, completely exposing his back, waist, and hips for a masseur to massage. When the chair needs to be put away, it is possible to fold the chair into a collapsed position by folding the seat cushion assembly, front support piece, chest pillow assembly, and handrail assembly. Also, the front and back supporting leg assemblies are folded underneath and towards the main supporting frame. Consequently, the size of the entire chair decreases.