Foldable Hinge Connection Mechanism for Space-Saving Adjustable Beds

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Solution Overview

Problem

Conventional beds occupy large spaces and are not convenient for storage or transportation, and they do not allow for adjustable body positions based on user preferences for maximum comfort during sleep.

Innovation Solution

An adjustable bed system with a foldable connection mechanism, comprising a base frame structure with a first and second frame, and a foldable connection mechanism that allows the frames to be pivotally foldable, enabling the bed to be folded for storage and transportation while also allowing for adjustable body positions through back and leg lifting assemblies.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Volume of moving object

If a conventional bed structure is used, then the bed provides stable support for sleeping, but it occupies a relatively large area of living space and is not convenient to carry

Engineering Contradiction:
Improvestorage spaceVSAvoidconvenience to carry
Core Design Contradiction:
Volume of moving objectVSEase of operation

Solution Approach 1:

The bed frame is divided into multiple segments including a head section, a foot section, and intermediate sections that can pivot relative to each other. This segmentation allows the bed to be folded into a compact configuration for storage and transportation while maintaining structural integrity during use.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The bed incorporates pivot connections and hinge mechanisms that enable dynamic transformation between a flat operational state and a folded storage state. These mechanical joints allow the bed to adapt its configuration based on whether it is being used or stored, resolving the contradiction between occupying space and being portable.

Inventive Principle:
Principle #15Dynamics

2Adaptability or versatility

If a conventional fixed bed structure is used, then the structure is simple and stable, but it does not allow for adjusting body positions based on user preferences

Engineering Contradiction:
Improveadjustable body positionsVSAvoidstructure complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The bed includes adjustable backrest and leg rest sections with pivot connections that enable multiple position configurations. These dynamic elements allow users to adjust body positions for comfort while maintaining a relatively simple overall structure through the use of standard hinge and pivot mechanisms.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The pivot connections serve multiple functions: they enable the bed to fold for portability and simultaneously allow adjustment of sleeping positions for comfort. This multi-functionality adds adaptability without proportionally increasing structural complexity.

Inventive Principle:
Principle #6Universality (Multi-functionality)

Data Source

PatentUS12329283B2Foldable connection mechanism and adjustable bed system therewith
Publication Date: 2025.06.17 NISCO CO LTD(JP)
  • US12329283B2 patent drawing
  • US12329283B2 patent drawing
  • US12329283B2 patent drawing

AI summary

An adjustable bed system includes a base frame structure having first and second frames and a foldable connection mechanism connecting the first and second frame such that the first and second frames are pivotally foldable relative to one another at the foldable connection mechanism. The foldable connection mechanism has at least one connecting bracket assembly, each of which includes a first hinge bracket having first and second end portions, and a second hinge bracket having first and second end portions. The first and second hinge brackets are pivotally connected to one another through a pivot at the first ends. The first and second hinge brackets are respectively mounted on two adjacent end portions of the first and second frames such that the first and second frames are capable of positioning in a plane state or a folded state.