Rear Seat Assembly With Integrated Child Seat Conversion

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Solution Overview

Problem

Existing child car seats require multiple types to accommodate children of different heights, leading to high costs and complex, potentially dangerous installation processes that do not fully meet current safety regulations.

Innovation Solution

A seat assembly with integrated child seats that can transition between configurations, including type-A, type-B, and type-C, using hinge and sliding mechanisms, and equipped with image acquisition and display systems for monitoring, allowing automated or manual conversion without needing multiple car seats.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If multiple types of car seats are used to accommodate children of different heights, then compliance with safety regulations is improved, but cost and device complexity increase

Engineering Contradiction:
Improvesafety regulation complianceVSAvoidnumber of car seats
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The vehicle seat is designed to perform multiple functions: it can accommodate adult passengers normally, and transform into a child car seat configuration when needed. The seat includes convertible components such as the headrest that can become the child seat's headrest, and the seat belt system that can be reconfigured for child safety, allowing one seat to replace multiple specialized seats

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

Solution Approach 2:

The invention merges the adult passenger seat functions with child car seat functions into a single integrated system. The child car seat components are integrated into the existing vehicle seat structure, combining what were previously separate entities (adult seat and child seat) into one multi-functional unit

Inventive Principle:
Principle #5Merging (Combining)

2Reliability

If multiple types of car seats are used for different child heights, then safety regulation compliance is improved, but installation complexity and time consumption increase

Engineering Contradiction:
Improvesafety regulation complianceVSAvoidinstallation time
Core Design Contradiction:
ReliabilityVSLoss of time

Solution Approach 1:

The seat incorporates dynamic, movable components that can be repositioned or reconfigured. The headrest can be moved between positions, the seat belt routing can be adjusted, and the seat can transition between different operational modes (adult seat mode and child seat mode), enabling quick transformation without full reinstallation

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The seat is pre-configured with integrated components for both adult and child use. The child car seat elements are already in place and can be activated or repositioned as needed, rather than requiring separate installation of a complete child seat system

Inventive Principle:
Principle #10Preliminary action

3Reliability

If traditional car seats are used, then child transport safety is improved, but ease of operation deteriorates due to continuous fitting and removing operations

Engineering Contradiction:
Improvechild transport safetyVSAvoidseat transformation operation
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The seat system is designed to be self-contained and self-sufficient. The vehicle seat itself provides all necessary functions for both adult and child transport, eliminating the need for separate child seat units that require attachment and detachment. The integrated design allows the seat to serve its own dual purposes without external accessories

Inventive Principle:
Principle #25Self-service

Data Source

PatentUS12403798B2Seat assembly and vehicle comprising such seat assembly
Publication Date: 2025.09.02 KALO ALBERTO
  • US12403798B2 patent drawing
  • US12403798B2 patent drawing
  • US12403798B2 patent drawing

AI summary

A rear seat assembly of a vehicle provided with a seat and a backrest interposed between an internal space and a trunk, the rear seat assembly comprising a seat suitable for transporting children, which is carried by said rear seat assembly, the rear seat assembly being configured to assume a first configuration, in which the seat is housed inside the trunk and the seat and the backrest are free for use, and a second configuration, in which the backrest is moved to allow the seat to come out of the trunk and be used for transporting a child.