Foldable Child Transport Device with Adjustable Sidewalls

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Solution Overview

Problem

Conventional child transportation devices are uncomfortable for extended use, restrict children's view of their surroundings, are bulky and difficult to maneuver, and do not accommodate larger children, leading to fatigue and irritability.

Innovation Solution

A foldable transportation device with a base, sidewalls, wheels, and pivotally attached doors that allows children to be supported in a raised standing or upright seated position, featuring a foldable seat and adjustable height, enabling easy entry and exit, and accommodating property storage when not in use.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If conventional strollers use a fixed seated position, then the device structure is simple, but the child becomes uncomfortable and irritable after prolonged use

Engineering Contradiction:
Improvechild comfortVSAvoiddevice structure
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The seat is designed to be foldable and adjustable, allowing it to transition between different configurations (folded/unfolded, different angles). This dynamic structure enables the seat to adapt to various usage scenarios, providing comfort for prolonged use while maintaining structural simplicity when not in use

Inventive Principle:
Principle #15Dynamics

2Ease of operation

If conventional strollers have a fixed enclosed structure, then manufacturing is simple, but the child cannot observe surroundings leading to irritability

Engineering Contradiction:
Improvechild observation capabilityVSAvoidstructure design
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The sidewalls are designed to be foldable, allowing them to transition between enclosed and open configurations. This enables the child to observe surroundings when needed while maintaining the simplicity of an enclosed structure when protection is required

Inventive Principle:
Principle #15Dynamics

3Ease of operation

If conventional strollers have a fixed size, then manufacturing is simple, but the device is bulky and difficult to maneuver through crowded areas

Engineering Contradiction:
ImprovemaneuverabilityVSAvoidfolding mechanism
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The entire stroller structure incorporates foldable components (seat, sidewalls) that allow the device to transition between expanded and compact configurations. This enables easy maneuverability through crowded areas when folded while providing full functionality when expanded

Inventive Principle:
Principle #15Dynamics

4Adaptability or versatility

If conventional strollers have a fixed size, then the structure is simple, but larger children cannot fit or become fatigued from prolonged walking

Engineering Contradiction:
Improvechild size accommodationVSAvoidadjustable structure
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The foldable seat and sidewalls create an adjustable interior volume that can expand to accommodate larger children. When unfolded, the device provides sufficient space for bigger children to sit comfortably or stand, while maintaining a compact form when not in use

Inventive Principle:
Principle #15Dynamics

5Ease of operation

If children repeatedly enter and exit conventional strollers, then the child can alleviate fatigue, but the caretaker experiences physical strain and potential injury

Engineering Contradiction:
Improveentry and exit easeVSAvoidlifting force required
Core Design Contradiction:
Ease of operationVSForce

Solution Approach 1:

The foldable seat and sidewalls are designed to facilitate easy entry and exit by creating an open access configuration. This reduces the force required by caregivers to assist children in entering and exiting the stroller, making repeated transitions safer and easier

Inventive Principle:
Principle #15Dynamics

Data Source

PatentUS10144443B2Transportation device
Publication Date: 2018.12.04 CARBONARO JAMES
  • US10144443B2 patent drawing
  • US10144443B2 patent drawing
  • US10144443B2 patent drawing

AI summary

A device for transporting children. The transportation device includes a base and sidewalls extending therefrom, forming an interior volume. Wheels extend from a lower side of the base and a foldable seat is affixed to at least one sidewall. A pair of doors are hingedly attached to opposing sidewalls, which allow a child ingress and egress from the transportation device. The folding seat allows the transportation device to include an increased capacity to hold objects when not in use by the child.