Child booster seat assembly

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Solution Overview

Problem

Conventional child booster seats are not adaptable to children of different ages and cannot accommodate two children simultaneously, leading to waste and limited functionality.

Innovation Solution

A child booster seat assembly with a detachable upper seat and latch mechanism, allowing for multiple seating configurations and the ability to be used independently on two adult chairs, featuring a seat back that can be pivoted and a harness system for securing children, along with a tray and seat cushion for added flexibility.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If a conventional child booster seat is designed for a specific age group, then it provides proper safety and support for that age group, but it cannot accommodate children of different ages and requires replacement as the child grows

Engineering Contradiction:
Improveadaptability to different age groupsVSAvoidstructural complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The booster seat is divided into multiple detachable components including a base seat, an upper seat, a seat back, and a harness system. These segments can be detached and reconfigured to create different seating configurations suitable for various age groups and child sizes.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The seat back is designed with pivotal movement capability, allowing it to be adjusted between different positions and angles. This dynamic adjustment enables the seat to adapt to different child sizes and comfort requirements while maintaining proper support.

Inventive Principle:
Principle #15Dynamics

2Adaptability or versatility

If a conventional child booster seat is designed as a single unit, then it provides a complete seating solution, but it cannot provide two seating areas for two children at once

Engineering Contradiction:
Improvecapability to accommodate multiple childrenVSAvoidease of installation and configuration
Core Design Contradiction:
Adaptability or versatilityVSEase of operation

Solution Approach 1:

The booster seat is segmented into a base seat and an upper seat that can be detached from each other. When detached, each component can function as an independent seating unit, allowing two children to be accommodated simultaneously on separate chairs.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The detachable components are designed to be universally applicable, where the upper seat can be attached to the base seat for one child or detached and attached to a separate chair for another child, providing multi-functional usage scenarios.

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

3Adaptability or versatility

If a child booster seat is designed with fixed components, then it maintains structural stability, but it cannot be adjusted for different seating configurations and heights

Engineering Contradiction:
Improveadjustability of seating configurationsVSAvoidstructural stability
Core Design Contradiction:
Adaptability or versatilityVSReliability

Solution Approach 1:

The seat back incorporates pivotal joints that allow controlled movement between fixed positions. This enables adjustment for different configurations while the pivotal mechanism maintains structural stability during each positioned state.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The latch mechanism is pre-designed with guiding structures that ensure proper alignment and engagement before latching occurs. This preliminary alignment action ensures that when components are connected, they achieve both adjustability and structural stability without requiring complex adjustment procedures.

Inventive Principle:
Principle #10Preliminary action

4Reliability

If a child booster seat lacks a latching mechanism, then it has simpler structure, but the upper seat cannot be securely retained on the base seat

Engineering Contradiction:
Improvesecure retention of upper seatVSAvoidcomplexity of latching mechanism
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The latch mechanism is designed to automatically engage when the upper seat is placed on the base seat, with guiding structures that lead the components into proper alignment. The mechanism serves itself by using the insertion motion to trigger the latching action, reducing the need for complex manual operation.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The latch mechanism acts as an intermediary between the upper seat and base seat, providing a simple yet reliable connection. The guiding structures serve as intermediaries that facilitate proper alignment and engagement of the latching components.

Inventive Principle:
Principle #24Intermediary (Mediator)

Data Source

PatentUS11141000B2Child booster seat assembly
Publication Date: 2021.10.12 WONDERLAND SWITZERLAND AG
  • US11141000B2 patent drawing
  • US11141000B2 patent drawing
  • US11141000B2 patent drawing

AI summary

A child booster seat assembly includes a base seat and an upper seat. A first seating area is formed on the base seat. The upper seat is detachably installed on the base seat. The upper seat can be installed on the base seat installed on an adult chair at a higher position or detached from the base seat and installed on the adult chair at a lower position, which allows a caregiver to adjust an elevated height of the upper seat easily. Furthermore, when the upper seat is detached from the base seat, the upper seat and the base seat can be used independently and respectively installed on two adult chairs for accommodating two children at once.