Multifunctional crib

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Solution Overview

Problem

Existing cribs have single functions and lack user-friendly design, limiting their versatility and convenience for infants and parents.

Innovation Solution

A multifunctional crib with adjustable height, rocking mechanism, retractable base, and detachable components, enhancing functionality and user-friendliness through symmetrical support mechanisms and adjustable features.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If existing cribs are designed with fixed structure, then manufacturing is simple, but functionality is limited

Engineering Contradiction:
ImprovefunctionalityVSAvoidstructure
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The crib is divided into multiple independent support mechanisms (left support mechanism and right support mechanism) that can operate independently. Each support mechanism includes a support base, support tube, inner sleeve, housing, and connecting rod, allowing individual adjustment and rocking motion while maintaining overall structural integrity.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The crib transitions from a fixed structure to a dynamic one with height-adjustable inner sleeves that can move vertically within support tubes, and housings that can rock relative to each other. The connecting rods enable controlled rocking motion, providing adaptability while maintaining stability through mechanical constraints.

Inventive Principle:
Principle #15Dynamics

2Ease of operation

If crib height is fixed, then structure is simple, but user comfort is reduced

Engineering Contradiction:
Improveuser comfortVSAvoidadjustment mechanism
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The inner sleeve is designed to be height-adjustable within the support tube, allowing the crib to be positioned at different heights to suit various user needs and bed configurations, while the mechanical guide structure maintains stability during adjustment.

Inventive Principle:
Principle #15Dynamics

3Ease of operation

If housing is fixed, then structure is simple, but infant comfort is reduced

Engineering Contradiction:
Improveinfant comfortVSAvoidrocking mechanism
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The left housing and right housing are connected through connecting rods that enable controlled rocking motion. This dynamic capability allows the crib to rock gently to soothe infants, while the mechanical linkage maintains structural stability and prevents excessive movement.

Inventive Principle:
Principle #15Dynamics

Data Source

PatentUS12453430B2Multifunctional crib
Publication Date: 2025.10.28 TJ(FUJIAN) IND CO LTD
  • US12453430B2 patent drawing
  • US12453430B2 patent drawing
  • US12453430B2 patent drawing

AI summary

A multifunctional crib includes a left support mechanism and a right support mechanism. Each support mechanism includes a support base, a support tube, an inner sleeve, a left housing, a right housing and a connecting rod. The support tube is provided on a top portion of the support base. The inner sleeve is provided in the support tube. The left housing is provided on a top portion of the inner sleeve. The right housing is provided at a right side of the left housing. The connecting rod is provided beneath the right housing. An upper enclosure frame is provided between the right housing of the left support mechanism and the right housing of the right support mechanism. A support frame is provided between a bottom portion of the connecting rod of the left support mechanism and a bottom portion of the connecting rod of the right support mechanism.