Modular Infant Carrier Structure for Access and Back Support

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Solution Overview

Problem

Conventional infant carriers either restrict caregivers' ability to tend to the infant or increase carrying load, as they are designed to be worn on the back or chest, lacking ease of use and comfort.

Innovation Solution

An infant carrier featuring a front carrying bag with adjustable straps, a neck support pad, and an auxiliary support cushion that includes quick connectors and cushion layers for comfort and support, allowing easy donning and doffing, with air-permeable and waterproof fabric for practicality.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If the infant carrier is worn on the carrier's back, then the carrier can support the infant, but the carrier cannot take care of the infant until the infant is taken out of the carrier

Engineering Contradiction:
Improveease of caring for infantVSAvoidcarrier structure
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The infant carrier is divided into separate functional modules: a front carrying bag for holding the infant, a neck support pad for head support, and an auxiliary support cushion for back support. This segmentation allows the caregiver to access and care for the infant easily while maintaining proper support, resolving the contradiction between ease of operation and structural integrity.

Inventive Principle:
Principle #1Segmentation

2Ease of operation

If the infant carrier is worn on the carrier's chest, then the carrier is accessible, but the carrying loading increases

Engineering Contradiction:
Improveaccessibility to infantVSAvoidcarrying load
Core Design Contradiction:
Ease of operationVSWeight of moving object

Solution Approach 1:

The infant carrier transitions from traditional chest or back wearing positions to a front-facing position at an optimized angle and height. The adjustable straps and support structures enable the carrier to be positioned in three-dimensional space to reduce the caregiver's carrying load while maintaining infant accessibility, effectively moving the solution to a different spatial dimension.

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

3Ease of operation

If the infant carrier includes multiple support components, then the carrying comfort and support capacity increase, but the ease of wearing and taking off decreases

Engineering Contradiction:
Improvecomfort and supportVSAvoidnumber of components
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

Multiple support components including the neck support pad, auxiliary support cushion, and carrying bag are integrated into a unified structure with shared adjustment mechanisms and coordinated straps. This merging allows the components to work together as a single system that provides comprehensive support while simplifying the donning and doffing process, resolving the contradiction between comfort and ease of operation.

Inventive Principle:
Principle #5Merging (Combining)

Data Source

PatentUS9521912B2Infant carrier
Publication Date: 2016.12.20 YEN JAMES K C
  • US9521912B2 patent drawing
  • US9521912B2 patent drawing
  • US9521912B2 patent drawing

AI summary

An infant carrier contains: a front carrying bag, a neck support pad, and an auxiliary support cushion. The auxiliary support cushion is used for supporting a carrier's back above the carrier's lumbar, and the front carrying bag includes a first carrying strap and a second carrying strap which are in connection with two sides of an upper end of the front carrying bag and the neck support pad. The neck support pad includes an adjustable belt formed on a bottom rim thereof and connecting with an upper rim of the auxiliary support cushion. The front carrying bag also includes a first waist strap and a second waist strap which are fixed on two sides of the front carrying bag to correspond to the carrier's waist and are coupled with two sides of the auxiliary support cushion adjacent to the carrier's waist.