Child Restraint Illuminator for Low-Light Securement to Vehicle Base
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Solution Overview
Problem
Securement of infant carriers to vehicle bases and strollers can be cumbersome, especially in low light environments, as correct alignment of latches and adapters is required, which can be stressful for users and difficult to manage without disturbing a sleeping child.
Innovation Solution
A child restraint with integrated illuminators and sensors that activate lighting modes to aid securement to bases and strollers, using movement sensors and switches to illuminate specific regions when the carrier is not secured, and deactivating lights when secured or in bright environments.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If an illuminator is added to aid securement in low light conditions, then ease of operation is improved, but device complexity increases
Solution Approach 1:
The patent combines the illuminator, movement sensor, and securement status sensor into an integrated lighting system within the child restraint. This merging of multiple functions (illumination, movement detection, securement detection) into a single system reduces the overall complexity compared to adding separate systems for each function, while still providing comprehensive assistance for securement in low light conditions.
Solution Approach 2:
The illuminator activates automatically when the child restraint is moved and not secured, providing illumination before the securement process is complete. This preliminary action of lighting up the area in advance of the actual latching operation helps users align components more easily from the start, reducing the complexity of the securement task.
2Ease of operation
If the illuminator operates continuously to provide illumination, then ease of operation is improved, but energy consumption increases
Solution Approach 1:
The illuminator's operation is dynamic rather than static - it activates automatically when movement is detected and the restraint is unsecured, and deactivates when the restraint is properly secured or when ambient light levels are sufficient. This dynamic operation ensures illumination is provided only when actually needed for securement, minimizing energy consumption while maintaining ease of operation during critical moments.
Solution Approach 2:
The system uses feedback from movement sensors and securement status sensors to control illuminator operation. The illuminator responds to feedback signals indicating whether the restraint is being moved and whether it is properly secured, activating only when feedback indicates the securement process is underway. This feedback-based control prevents continuous operation and reduces energy consumption.
3Reliability
If sensors are added to detect movement and securement status, then reliability is improved, but device complexity increases
Solution Approach 1:
The sensor system is designed to perform multiple functions: detecting movement of the child restraint, detecting whether the restraint is secured to the base, and controlling illuminator operation based on these detections. This multi-functionality means that while sensors are added, they serve several purposes simultaneously, reducing the need for separate sensor systems and mitigating the increase in device complexity.
Applied Scientific Principles
This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.
Function Achieved in This Case
Facilitates easier and less stressful securement of infant carriers to vehicle bases and strollers by providing guided illumination, improving usability and reducing installation time, especially in low-light conditions, while ensuring the illuminators do not disturb a sleeping child.
Implementation Method 1
an illuminator positioned on an external portion of the child restraint, configured to operate in a first mode, illuminating a first region external to the child restraint
Implementation Method 2
a movement sensor for detecting movement of the child restraint
Implementation Method 3
the movement sensor is a tilt sensor
Implementation Method 4
the sensor for detecting whether or not the child restraint has been secured to the base, is in the form of a switch, which is actuated when the child restraint is secured to the base
Data Source
AI summary
A child restraint configured to be securable to and separable from a base installed in a vehicle, the child restraint comprising an illuminator positioned on an external portion of the child restraint, configured to operate in a first mode, illuminating a first region external to the child restraint wherein, in the event that the child restraint is not secured to the base, and the child restraint is moved, the illuminator will be activated in its first mode, illuminating the first region external to the child restraint for the purpose of aiding securement to the base, and wherein in the event that the child restraint is secured to the base, the first mode will be deactivated.