Pivoting Infant Bed Side Assembly to Prevent Finger Jamming

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Solution Overview

Problem

Traditional infant beds with vertical fence arrangements pose safety hazards such as finger jamming, clothing entanglement, and limb fractures, and require cumbersome two-handed operation for side release mechanisms, making it difficult for parents to access the child.

Innovation Solution

The infant bed frame assembly features a pivotally coupled upper frame section with movable crossbars, a telescopic locking strut, and an auto-reset mechanism, allowing single-handed operation and reducing finger jamming risks, while eliminating the need for vertical fence arrangements.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If vertical fence arrangement with uprights/bars is used, then child escape prevention is improved, but safety hazards (finger jamming, limb fractures, clothing entanglement) increase

Engineering Contradiction:
Improvechild escape preventionVSAvoidsafety hazards
Core Design Contradiction:
ReliabilityVSObject-affected harmful factors

Solution Approach 1:

The patent removes the harmful uprights/bars from the enclosure design while maintaining the protective function through alternative means (side walls with top rails). This extracts the dangerous elements that caused finger jamming and limb fracture hazards while preserving the core safety function of preventing child escape.

Inventive Principle:
Principle #2Taking out (Extraction)

Solution Approach 2:

Instead of using vertical bars that create pinch points and entanglement hazards, the patent inverts the approach by using horizontal top rails on solid side walls. This reversal of the traditional fence design eliminates the harmful interaction points while maintaining enclosure integrity and escape prevention.

Inventive Principle:
Principle #13The other way round (Inversion)

2Reliability

If traditional catch release mechanism is used, then safety standard compliance is improved, but ease of operation deteriorates (requires two hands)

Engineering Contradiction:
Improvesafety standard complianceVSAvoidside release operation
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The patent combines the release catches into a single integrated mechanism located at the foot end of the enclosure. Instead of separate catches at both ends requiring two-handed operation, the merged single catch system allows one-handed operation while still providing the required double-action release safety feature through its two-stage mechanism.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The single catch mechanism serves multiple functions: it provides the double-action release required by safety standards, enables one-handed operation for parents carrying children, and consolidates the release function into a single accessible location. This multi-functional design resolves the contradiction between safety compliance and operational ease.

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

3Ease of operation

If movable side with vertical drop is used, then ease of operation for child placement is improved, but finger jamming hazard increases

Engineering Contradiction:
Improvechild placement accessVSAvoidfinger jamming risk
Core Design Contradiction:
Ease of operationVSObject-affected harmful factors

Solution Approach 1:

The patent inverts the traditional vertical drop mechanism by having the side wall pivot horizontally outward instead of dropping vertically. This reversal of the movement direction eliminates the pinching action between the moving side and fixed structure that caused finger jamming, while still providing easy access for child placement through the pivoting action.

Inventive Principle:
Principle #13The other way round (Inversion)

Data Source

PatentEP2844112B1Infant bed frame assembly and child bed assembly
Publication Date: 2016.07.06 SO TO COMPANY
  • EP2844112B1 patent drawingFigure 1~2
  • EP2844112B1 patent drawingFigure 3
  • EP2844112B1 patent drawingFigure 4~6

AI summary

The invention relates to a child bed assembly (1) comprising an infant bed frame assembly (10); an inlay (40) for an infant bed; and a toddler bed frame (82). The infant bed frame assembly (10) comprises an upper frame section (12), a base frame portion (14) and at least one connecting member (16)connecting said base frame portion (14) to said upper frame section (12). The upper frame section (12) comprises a first sidebar (18), a second sidebar (20) spaced apart from the first sidebar (18), and a first crossbar (22) coupled to the first and second sidebars (18, 20) proximate a first end of each of said first and second sidebars (18, 20). The upper frame section (12) is pivotally coupled to the at least one connecting member (16) such that the first crossbar (22) is movable between a first position wherein the first crossbar (22) is at a first distance from the base frame portion (14) and a second position wherein the first crossbar (22) is at a second distance from the base frame portion (14).