System, apparatus, and method for a convertible child high-chair and step stool

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Solution Overview

Problem

Conventional children's high-chairs do not efficiently transition into a usable form for older children who want to assist with kitchen activities, as they require separate step stools or ladders, occupying valuable kitchen space and becoming redundant once the child no longer needs the high-chair for eating.

Innovation Solution

A convertible high-chair and step stool system that includes a foldable stand with a booster seat and a removable platform step, allowing adjustment between high-chair and step stool configurations using a height adjustment mechanism and storage for the platform step when not in use.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If a separate step stool is purchased to help children assist with kitchen activities, then the child can reach appropriate heights for kitchen tasks, but kitchen space is occupied by multiple separate devices

Engineering Contradiction:
Improvechild's ability to assist with kitchen activitiesVSAvoidkitchen space occupied
Core Design Contradiction:
Ease of operationVSArea of stationary object

Solution Approach 1:

The high chair is designed to perform multiple functions: it serves as an elevated seating position for infants and toddlers during meals, and transforms into a step stool for older children to assist with kitchen activities. This multi-functionality eliminates the need for separate step stools, reducing kitchen space occupation while maintaining utility across different developmental stages

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

Solution Approach 2:

The high chair incorporates adjustable height mechanisms and removable components that allow dynamic reconfiguration from a high chair configuration to a step stool configuration. This adaptability enables the single device to serve different purposes as the child grows, optimizing space utilization in the kitchen

Inventive Principle:
Principle #15Dynamics

2Ease of operation

If a high-chair is used for infant feeding, then the infant has an elevated seating position, but the device becomes redundant when the child no longer needs it for eating

Engineering Contradiction:
Improveinfant's elevated seating positionVSAvoiddevice utility beyond eating purpose
Core Design Contradiction:
Ease of operationVSAdaptability or versatility

Solution Approach 1:

The high chair is designed to perform multiple functions: it serves as an elevated seating position for infants and toddlers during meals, and transforms into a step stool for older children to assist with kitchen activities. This multi-functionality eliminates the need for separate step stools, reducing kitchen space occupation while maintaining utility across different developmental stages

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

Solution Approach 2:

The high chair incorporates adjustable height mechanisms and removable components that allow dynamic reconfiguration from a high chair configuration to a step stool configuration. This adaptability enables the single device to serve different purposes as the child grows, optimizing space utilization in the kitchen

Inventive Principle:
Principle #35Parameter changes

Data Source

PatentUS10932588B2System, apparatus, and method for a convertible child high-chair and step stool
Publication Date: 2021.03.02 GRACO CHILDRENS PROD INC
  • US10932588B2 patent drawing
  • US10932588B2 patent drawing
  • US10932588B2 patent drawing

AI summary

The convertible child high-chair and step stool can include a frame having a front leg stand and a rear leg stand. A height adjustment mechanism can be coupled to the front leg stand or the rear leg stand and can be adjustable along the vertical axis of the front leg stand or the rear leg stand from a raised position to a lowered position. The apparatus can also include a booster seat and removable platform step. In the raised position, the booster seat can be coupled to the height adjustment mechanism to provide a high chair. In the lowered position, the booster seat can be removed and the removable platform step can be coupled to the height adjustment mechanism and the frame to provide a step stool. The apparatus can also include wheel assemblies coupled to the frame that limit the potential for tip hazards in the step stool configuration.