Embedded Bedboard Fixing Structure for Mattress Slip Prevention

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Solution Overview

Problem

Traditional electric bed bedboards experience mattress slipping due to lack of friction, leading to poor connection between the mattress and bedplate, affecting comfort and appearance.

Innovation Solution

An embedded fixed structure comprising guide pieces with T-shaped slots, stem-shaped sliders with external threads, and disc sleeves with internal threads, ensuring reliable mattress alignment and preventing slipping during lifting.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If the bedboard angle is adjusted to install above the mattress, then mattress slipping is prevented, but the foot of the bed parts cannot stay still affecting appearance

Engineering Contradiction:
Improvemattress slipping preventionVSAvoidbed appearance
Core Design Contradiction:
ReliabilityVSShape

Solution Approach 1:

The connector is embedded within the bedboard structure, with the guide piece integrated into the bedboard and the slider nested within the guide piece's T-shaped slot. This nesting allows the connection mechanism to remain hidden when not in use, maintaining a clean appearance while providing reliable mattress securing functionality.

Inventive Principle:
Principle #7Nested doll (Nesting)

Solution Approach 2:

The connector acts as an intermediary mechanism between the bedboard and mattress, using the guide piece and slider system to transmit and control the connection force. This intermediary structure enables reliable mattress securing without requiring the bedboard to be positioned above the mattress, thus preserving appearance.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Adaptability or versatility

If the bedboard is lifted multiple times, then angle adjustment is achieved, but mattress and bedplate connection becomes loose causing displacement

Engineering Contradiction:
Improveangle adjustmentVSAvoidmattress-bedplate connection
Core Design Contradiction:
Adaptability or versatilityVSReliability

Solution Approach 1:

The connector employs a dynamic locking mechanism where the slider can move freely within the T-shaped slot during angle adjustment, then locks into position when the bedboard reaches the desired angle. This dynamic behavior allows repeated angle changes while maintaining reliable connection throughout the adjustment process.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The guide piece's T-shaped slot structure provides preliminary constraint on the slider's movement, preventing lateral displacement before the bedboard is fully positioned. This preliminary anti-action ensures the mattress remains securely connected even during repeated lifting and angle adjustment operations.

Inventive Principle:
Principle #9Preliminary anti-action

3Adaptability or versatility

If traditional hinged multi-piece bedplate is used, then bed structure flexibility is achieved, but connection between mattress and bed boards is poor

Engineering Contradiction:
Improvebed structure flexibilityVSAvoidmattress-bed board connection
Core Design Contradiction:
Adaptability or versatilityVSReliability

Solution Approach 1:

The bedboard is divided into multiple hinged segments that can articulate relative to each other, providing structural flexibility. The connector is similarly segmented into a guide piece fixed to one segment and a slider that moves within the T-shaped slot, allowing the connection to accommodate segment movement while maintaining reliable mattress attachment.

Inventive Principle:
Principle #1Segmentation

Data Source

PatentUS9308146B2Electric bed bedboard with embedded fixed structure
Publication Date: 2016.04.12 KEESON TECH CORP LTD
  • US9308146B2 patent drawing
  • US9308146B2 patent drawing
  • US9308146B2 patent drawing

AI summary

This invention discloses an electric bed bedboard with embedded fixed structure. The fixed structure includes a plurality of guide pieces, multiple sliders, multiple disc sleeves and two pieces of wood, a plurality of guide pieces. Multiple guide pieces are set on top of the bedboard and also have T-shaped slots on their surface. Many disc sleeves are stacked on top of the wood pieces at intervals and there are internal threads inside the disc sleeves. Two pieces of wood are fixed into the bed support at intervals and the disc sleeves' positions matches with the guide pieces. Multiple sliders are “stem” shaped sliders and have external threads on their top. Multiple sliders are situated on top of the guide pieces inside the T-shaped grooves. Multiple sliders' tops are situated inside the multiple disc sleeves which are connected by the threads.