Convertible Booster Seat With Integrated Base for Stable Detachment

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Solution Overview

Problem

Conventional children's high chairs are cumbersome to convert and require a separate base for the booster seat, making them less convenient and stable when used as a standalone booster seat.

Innovation Solution

A convertible high chair design featuring a first child seat and a second child seat that can be removably coupled, with the second seat having a base surface for stable support on any surface, eliminating the need for a separate base and allowing easy conversion between infant and toddler configurations.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If a separate base member is used to support the booster seat, then the booster seat can be stably supported when detached, but the device complexity increases and ease of operation decreases

Engineering Contradiction:
Improvestability of booster seatVSAvoidnumber of components
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent merges the base support function directly into the second child seat structure. The second child seat includes an integrated base portion that provides stable support when detached from the first child seat, eliminating the need for a separate base member. This integration resolves the contradiction by combining multiple functions (seating and base support) into a single component.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The second child seat is designed with multi-functionality: it can be used as a standalone booster seat with its own integrated base, or it can be coupled to the first child seat for dual-seat operation. The base portion serves dual purposes - providing support when detached and forming part of the coupled assembly when attached, thereby reducing overall device complexity while maintaining reliability.

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

2Reliability

If a separate base member is required for the booster seat, then stability is improved, but ease of operation worsens due to additional assembly steps

Engineering Contradiction:
Improvestability of booster seatVSAvoidconvenience of conversion
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The base support functionality is merged into the second child seat itself through an integrated base portion. This eliminates the need for separate assembly of a base member, allowing parents to simply attach or detach the second child seat without additional steps. The integration maintains stability while significantly improving ease of operation during conversion between configurations.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The second child seat is self-sufficient with its own integrated base portion, allowing it to function independently as a booster seat without requiring external support components. This self-service capability enables easy attachment and detachment without the need to assemble or disassemble separate base members, improving operational convenience while maintaining structural stability.

Inventive Principle:
Principle #25Self-service

3Adaptability or versatility

If additional components are used for conversion, then adaptability is improved, but manufacturing cost increases

Engineering Contradiction:
Improveconvertibility between configurationsVSAvoidmanufacturing cost
Core Design Contradiction:
Adaptability or versatilityVSEase of manufacture

Solution Approach 1:

The patent combines multiple functional elements into fewer components. The second child seat's integrated base portion replaces what would otherwise be a separate base member, reducing the total component count. This merging approach maintains full adaptability (standalone booster mode and dual-seat mode) while simplifying manufacturing processes and reducing material costs.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The second child seat is designed as a universal component that performs multiple functions: it provides seating for younger children, serves as a standalone booster with integrated base, and can be coupled to the first child seat for dual-seat operation. This multi-functionality eliminates the need for additional specialized components, reducing manufacturing complexity and cost while maintaining versatility across different usage scenarios.

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

Data Source

PatentUS11653771B2Booster seat for convertible high chair
Publication Date: 2023.05.23 KIDS2 LLC
  • US11653771B2 patent drawing
  • US11653771B2 patent drawing
  • US11653771B2 patent drawing

AI summary

Various embodiments of the present invention are directed to a convertible children's high chair and a booster seat. According to various embodiments, the convertible high chair generally comprises a first child seat supported above a floor by a high chair frame, and a booster seat configured for being removably coupled to first child seat. The booster seat is configured such that, when detached from the high chair's first child seat, it can be used apart from the high chair (e.g., secured to the seating surface of a standard chair or another generally flat support surface). In certain embodiments, the booster seat includes a base surface configured to stably support the second child seat on a separate support surface (e.g., without the need to be attached to or mounted on a separate base or support member).