Folding Bed Frame with X-Shaped Support Rods for Compact Storage

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Solution Overview

Problem

Conventional folding beds are large and cumbersome, making them inconvenient to move and store, as they do not sufficiently reduce their volume after folding.

Innovation Solution

A folding bed design featuring a frame constructed from interconnected X-shaped support rods and connecting pieces, allowing for double folding in both transverse and longitudinal directions, which minimizes the gap between support rods, enabling compact storage and easy carrying.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Volume of moving object

If conventional folding bed designs are used, then the bed can be folded for portability, but the volume after folding remains large and cumbersome

Engineering Contradiction:
Improvevolume after foldingVSAvoidconvenience to carry and store
Core Design Contradiction:
Volume of moving objectVSEase of operation

Solution Approach 1:

The bed frame is divided into multiple support rods (A, B, C, D, E, F, G) that can be independently folded and connected. This segmentation allows each rod to be positioned efficiently during folding, reducing the overall volume while maintaining structural integrity and ease of handling.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The support rods are designed to nest within each other during folding, with thinner rods fitting into the spaces between thicker rods. This nesting arrangement significantly minimizes the volume after folding, making the bed compact and convenient for carrying and storage.

Inventive Principle:
Principle #7Nested doll (Nesting)

2Stability of the object's composition

If the bed frame is made with multiple support rods for structural integrity, then the bed is stable, but the gap between support rods increases making it harder to minimize volume

Engineering Contradiction:
Improvestructural stabilityVSAvoidvolume after folding
Core Design Contradiction:
Stability of the object's compositionVSVolume of moving object

Solution Approach 1:

The support rods are arranged in an asymmetric X-shaped configuration rather than uniform parallel positioning. This asymmetric arrangement allows the rods to interlock and nest more efficiently during folding, reducing gaps while maintaining structural stability through the geometric strength of the X-shape.

Inventive Principle:
Principle #4Asymmetry

Solution Approach 2:

The support rods are positioned in three-dimensional space with varying heights and angles, particularly with the X-shaped supports having vertical and diagonal components. This multi-dimensional arrangement allows rods to overlap and nest during folding, minimizing volume while preserving structural integrity through spatial distribution.

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

Data Source

PatentUS11700949B1Folding bed
Publication Date: 2023.07.18 HEFEI MOSENER SUPPLY CHAIN MANAGEMENT CO LTD
  • US11700949B1 patent drawing
  • US11700949B1 patent drawing
  • US11700949B1 patent drawing

AI summary

The invention relates to a folding bed, belonging to the field of furniture, comprising a mattress, a pillow and a bed frame. Seven X-shaped support frames are adopted to constitute a main structure of the bed frame, and an upper edge of the X-shaped support frame is provided with foldable support rods and connecting pieces. The whole structure may be folded longitudinally and transversely to form a columnar body after folding, which can sufficiently reduce the gap between the support rods, so as to minimize the volume, and it is convenient to carry and store after use. The pillow is filled with memory cotton to fit the human body and is comfortable for sleeping.