Easy-to-transport chair

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Solution Overview

Problem

Existing seats take up a large space during transportation due to the backrest being integrally formed with the seat board, increasing transportation costs.

Innovation Solution

The chair is designed with separate and detachable components, including left and right armrests, a seat board, and a backrest, which are bolted together using support bars, allowing for easy disassembly and assembly, with additional screw holes and cross beams for enhanced stability.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Stability of the object's composition

If the backrest is integrally formed with the seat board, then the structural stability is improved, but the packaging space increases and transportation costs increase

Engineering Contradiction:
Improvestructural stabilityVSAvoidpackaging space
Core Design Contradiction:
Stability of the object's compositionVSVolume of stationary object

Solution Approach 1:

The chair is divided into separate modular components including the backrest, seat board, armrests, and support bars that can be detached from each other. This segmentation allows each component to be packaged separately, significantly reducing the total packaging space and transportation costs while maintaining structural stability through standardized connection mechanisms

Inventive Principle:
Principle #1Segmentation

2Ease of manufacture

If the backrest is integrally formed with the seat board, then the manufacturing process is simplified, but the ease of transport is reduced

Engineering Contradiction:
Improvemanufacturing process simplicityVSAvoidease of transport
Core Design Contradiction:
Ease of manufactureVSEase of operation

Solution Approach 1:

The chair structure is segmented into detachable components connected by standardized joints and fastening mechanisms. This allows the chair to be easily disassembled for transport and reassembled for use, improving ease of transport while the standardized connection methods keep the manufacturing process relatively simple

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The chair transitions from a static integrated structure to a dynamic modular structure that can change configuration between assembled and disassembled states. This dynamic capability enables the chair to adapt to different transportation requirements while maintaining structural integrity when assembled

Inventive Principle:
Principle #15Dynamics

Data Source

PatentUS12611035B2Easy-to-transport chair
Publication Date: 2026.04.28 SOPHIA & WILLIAM BRANDS CO LTD
  • US12611035B2 patent drawing
  • US12611035B2 patent drawing
  • US12611035B2 patent drawing

AI summary

The present utility model relates to the technical field of chairs, and particularly relates to an easy-to-transport chair, the chair including a left armrest and a right armrest provided symmetrically and bolted by a front support bar and a rear support bar, a seat board being horizontally bolted on the inner sides of the symmetrical left armrest and right armrest, and a backrest being vertically bolted on the symmetrical left armrest and right armrest; wherein the left armrest and the right armrest are sized and structured the same; the chair is easy to disassemble and assemble, which saves the space taken up by packaging and reduces transportation costs.