Rotating ISOFIX Connector for Reversible Child Safety Seat Installation

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Solution Overview

Problem

Conventional child safety seats require multiple complex connections to accommodate different ages and heights, limiting their usability and convenience in switching between forward and reverse installation directions.

Innovation Solution

A child safety seat design featuring a movably arranged ISOFIX connector that rotates obliquely to switch between forward and reverse usage states, simplifying the structure and allowing easy conversion between sitting and lying positions by adjusting the connector's position relative to the seat body.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If the ISOFIX connector is fixedly arranged at the bottom of the seat body, then the connection structure is simple, but the child safety seat can only be installed in one direction (forward or reverse), requiring multiple connection ways for different usage states

Engineering Contradiction:
Improveinstallation direction adaptabilityVSAvoidconnector structure complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The ISOFIX connector is designed to be movable relative to the seat body, capable of rotating around a rotating shaft and translating along the rotating shaft's axis. This dynamic structure allows the connector to switch between forward and reverse installation positions, enabling the child safety seat to be installed in either direction using the same connector without requiring multiple connection ways.

Inventive Principle:
Principle #15Dynamics

2Adaptability or versatility

If multiple connection ways are provided for forward and reverse installation, then the adaptability for different usage states is improved, but the structure of the child safety seat becomes more complex and inconvenient to operate

Engineering Contradiction:
Improveusage state adaptabilityVSAvoidinstallation convenience
Core Design Contradiction:
Adaptability or versatilityVSEase of operation

Solution Approach 1:

The movable connector with rotating shaft design allows users to switch between forward and reverse installation modes by simply rotating the connector, eliminating the need to manually reconfigure multiple connection ways. This dynamic mechanism significantly improves installation convenience while maintaining adaptability for different usage states.

Inventive Principle:
Principle #15Dynamics

3Adaptability or versatility

If the connector is fixedly arranged, then the manufacturing precision requirements are lower, but the ability to switch between forward and reverse usage states is limited

Engineering Contradiction:
Improveusage state switching capabilityVSAvoidconnector position precision
Core Design Contradiction:
Adaptability or versatilityVSManufacturing precision

Solution Approach 1:

The rotating shaft mechanism provides defined rotation positions for forward and reverse installation, with the connector able to rotate to specific angular positions relative to the seat body. This dynamic positioning system maintains manufacturing precision by using the rotating shaft as a reference axis, while enabling flexible switching between usage states.

Inventive Principle:
Principle #15Dynamics

Data Source

PatentUS20240308398A1Child safety seat
Publication Date: 2024.09.19 GOODBABY CHILD PROD CO LTD
  • US20240308398A1 patent drawing
  • US20240308398A1 patent drawing
  • US20240308398A1 patent drawing

AI summary

A child safety seat is provided including a seat body and a connector connected to the seat body for connecting to a vehicle seat, the safety seat has a forward usage state and a reverse usage state, the connector is movably arranged on the seat body, and the connector can further protrude forward or rearward relative to the seat body to connect to the vehicle seat, and the relative movement between the seat body and the connector enables the child safety seat to switch between the forward usage state and the reverse usage state for installation. The child safety seat of the present disclosure can be switched between the forward usage state and the reverse usage state only by rotating the connector relative to the seat body and then installed in the forward or reverse direction, which is convenient to operate.