Child Safety Seat Installation Warning for Tether and ISOFIX Checks

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Solution Overview

Problem

Existing child safety seats often suffer from improper installation, which can compromise the safety and comfort of children due to lack of timely detection of installation errors or negligence, and the complexity of various installation structures reduces installation efficiency.

Innovation Solution

A safety warning system for child safety seats that includes detection devices for the top tether, ISOFIX connector, and buckle, which send signals to a transfer control device to trigger an alarm if any component is not properly installed, ensuring correct installation and enhancing safety and comfort.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If manual confirmation of installation structures and restraint systems is performed, then installation completeness can be verified, but installation efficiency is reduced due to time consumption

Engineering Contradiction:
Improveinstallation completeness verificationVSAvoidinstallation efficiency
Core Design Contradiction:
ReliabilityVSProductivity

Solution Approach 1:

The child safety seat performs self-detection of its installation state through detection devices that automatically monitor whether the seat is properly installed and whether the restraint system is correctly fastened, eliminating the need for manual verification by caregivers

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The system provides immediate feedback through alarm devices that notify caregivers of improper installation or restraint conditions, enabling timely correction without requiring manual inspection

Inventive Principle:
Principle #23Feedback

2Reliability

If detection devices and alarm systems are added to the child safety seat, then safety monitoring is improved, but device complexity increases

Engineering Contradiction:
Improvesafety monitoring capabilityVSAvoidsystem structure complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The detection devices are integrated into the existing structural components of the child safety seat, such as incorporating detection mechanisms into the ISOFIX connector and restraint system, thereby adding monitoring functionality without significantly increasing overall system complexity

Inventive Principle:
Principle #5Merging (Combining)

Data Source

PatentUS20240075855A1Child safety seat for safety warning system and child safety seat
Publication Date: 2024.03.07 WONDERLAND SWITZERLAND AG
  • US20240075855A1 patent drawing
  • US20240075855A1 patent drawing
  • US20240075855A1 patent drawing

AI summary

The present disclosure discloses a safety warning system for a child safety seat including a first detection device sending a first detection signal when detecting that the top tether is tensioned, a second detection device sending a second detection signal when detecting that the ISOFIX connector is installed in place, a third detection device sending a third detection signal when detecting that the buckle is buckled, and a transfer control device receiving first, second and third detection signals. When at least one of first, second and third detection signals is not received, the transfer control device sends an alarm signal to remind the user whether the top tether is installed or buckled, ISOFIX connector and buckle are correct, ensuring the safety and comfort of the child, and improving the installation efficiency of child safety seat. The present disclosure also provides a child safety seat.