Sport Headgear Axial Rotation Control and Warning System
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Solution Overview
Problem
Current headgear designs fail to effectively limit rotational and translational movements of the head and neck during impacts, leading to increased risk of head injuries in contact sports, and lack a system to immediately alert coaches or parents of significant impacts to prevent further harm.
Innovation Solution
The development of a headgear with an axial rotation control and bracing system that links the head and neck as a single unit, combined with an impact safety warning system using accelerometers to detect and alert of preset force thresholds via flashing lights and auditory alarms, allowing for immediate assessment and potential prevention of secondary impact syndrome.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If traditional headgear designs are used, then the head is covered with protective padding, but rotational and translational movements of the head and neck during impacts are not effectively limited
Solution Approach 1:
The headgear is divided into multiple functional components: a head covering portion with padding, an axial rotation control system with bracing elements, and a separate warning system. This segmentation allows each component to perform its specific function independently while working together to provide comprehensive protection.
Solution Approach 2:
The axial rotation control and bracing system acts as an intermediary mechanism between the head and the external environment. It provides a controlled interface that limits harmful rotational and translational movements while allowing necessary head mobility during normal activity.
2Force
If the head and neck are linked as a single unit with bracing system, then impact forces are transferred to the torso, but the device complexity increases
Solution Approach 1:
The headgear combines the head covering, axial rotation control, and warning systems into a single integrated device. The bracing elements are structurally merged with the headgear framework, creating a unified system that limits rotation and transfers impact forces to the torso.
Solution Approach 2:
The bracing system serves multiple functions simultaneously: it limits axial rotation, transfers impact forces to the torso, and provides structural support for the warning system components. This multi-functionality reduces the need for separate dedicated components.
3Reliability
If an impact safety warning system with accelerometers is added, then immediate notification of significant impacts is provided, but the device complexity and electronic components increase
Solution Approach 1:
The warning system replaces complex mechanical impact detection mechanisms with electronic accelerometers and data processing components. The accelerometers electronically detect impact forces and trigger visual or audible warnings, eliminating the need for complex mechanical switches or sensors.
Solution Approach 2:
The warning system uses visual indicators such as colored lights or strobes to communicate impact detection status. This provides immediate, easily observable feedback to the user and others without requiring complex communication interfaces.
4Force
If axial rotation control components are added to limit range of motion, then head impact force is transferred to the torso, but the ease of operation and head mobility are reduced
Solution Approach 1:
The axial rotation control system is designed to be dynamic rather than completely rigid. The bracing elements allow controlled movement within safe limits while providing resistance to excessive rotation. This dynamic design maintains head mobility for normal activities while protecting against harmful impacts.
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
This design reduces the risk of head injuries by limiting movement and transferring impact forces to the torso, while the impact safety warning system provides immediate notification of significant impacts, enabling timely medical evaluation and reducing the likelihood of secondary injuries.
Implementation Method 1
transfer head impact force to the torso
Implementation Method 2
axial rotation control and bracing system that is designed to limit range of motion
Implementation Method 3
uses one or more accelerometer(s) to: electronically measure, monitor, interpret and transmit directional and rotational impact force data
Implementation Method 4
transmit directional and rotational impact force data wirelessly to allow remote monitoring
Data Source
AI summary
A protective headgear having an axial rotation control and bracing system, a head and neck linking system and impact safety warning system made for a single player. The axial rotation control and bracing system is designed to reduce linear and axial rotation of the head and allow for bracing; a headgear with multiple embodiments. Constructed of energy absorbent material to dissipate and transfer excessive impact energy to the torso of the player. A headgear which links the head and neck to improve effective mass thereby reducing head acceleration to minimize transfer of force and mechanical effect on the brain. A headgear having a non-removable electronic communication system designed for: measuring, collecting, monitoring, storing, interpreting and transmitting linear and rotational acceleration impact data. An impact safety warning system with pre-determined force threshold that when met or exceeded will identify and stop play so medical assessment can be conducted.