Modular Shock-Absorbing Helmet Pads for Impact Detection
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Solution Overview
Problem
Existing protective helmets lack advanced mechanisms for real-time impact detection and mitigation, particularly in high-impact environments, failing to provide both mechanical protection and comprehensive data acquisition.
Innovation Solution
A protective helmet system with modular shock-absorbing pads and internal sensors that attenuate impact forces and capture real-time kinematic data, featuring a rigid outer shell with through-holes for pads and an onboard controller for data processing and feedback.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If traditional protective helmets are used, then basic mechanical protection is provided, but real-time impact detection and comprehensive data acquisition capabilities are lacking
Solution Approach 1:
The patent combines multiple functions into a single integrated system: the shock-absorbing pad and sensor assembly are merged into one modular unit that simultaneously provides mechanical protection and impact detection. The pad structure itself is designed to house sensors and electronic components, eliminating the need for separate detection systems and reducing overall device complexity while enhancing reliability.
Solution Approach 2:
The shock-absorbing pad serves multiple functions: it provides mechanical shock absorption, houses internal sensors for impact detection, contains electronic components for data processing, and enables real-time communication. This multi-functional design allows the same component to deliver both protective and diagnostic capabilities without requiring additional separate systems.
2Measurement precision
If advanced sensor systems are added to helmets, then real-time data acquisition is achieved, but device complexity and manufacturing difficulty increase
Solution Approach 1:
The helmet system is divided into multiple modular shock-absorbing pad assemblies, each containing its own sensor and electronic components. These standardized modules can be independently manufactured and tested, then assembled into the final helmet product. This segmentation enables precise manufacturing of individual units while simplifying the overall assembly process through modular integration.
Solution Approach 2:
The sensor assemblies and electronic components are nested within the shock-absorbing pad structure itself. The pad housing contains compartments that accommodate sensors, batteries, and circuit boards, creating a compact integrated unit. This nesting approach reduces the number of separate assembly steps and simplifies manufacturing by eliminating the need for separate mounting structures.
3Force
If modular shock-absorbing pads are used, then impact force attenuation is improved, but device complexity increases due to multiple components
Solution Approach 1:
The mechanical shock-absorbing function and the sensor detection function are merged into a single integrated pad assembly. The same structural components that provide force attenuation also serve as the housing for sensors and electronics, eliminating the need for separate protective shells and mounting brackets, thereby reducing overall device complexity despite the advanced functionality.
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
The system effectively dissipates impact forces and provides real-time diagnostic capabilities, enhancing safety by offering both mechanical protection and intelligent monitoring, suitable for diverse applications.
Implementation Method 1
Each pad may be operatively associated with an internal sensor positioned within the shell, wherein said sensor is adapted to detect impact-related data including, but not limited to, force magnitude, direction, and point of contact
Implementation Method 2
The shock-absorbing pads are structurally and materially configured to attenuate impact forces prior to transmission to the helmet shell
Data Source
AI summary
A protective helmet system comprising a rigid outer shell formed with a plurality of through-holes distributed across its surface, each configured to receive a corresponding shock-absorbing pad that extends outwardly from the shell's exterior surface. The shock-absorbing pads are constructed from energy-dissipative materials and may vary in geometry, size, and composition based on the impact risk profile of specific helmet regions. One or more of the pads are operatively associated with internal sensors embedded within the helmet shell and shielded from environmental exposure. The sensors are configured to detect impact-related parameters including force magnitude, vector direction, and impact location. Sensor data is transmitted to a central controller embedded within the helmet, which is programmed to analyze, store, and optionally transmit the data to external monitoring systems in real time. The controller may further generate haptic or visual feedback in response to threshold-exceeding impacts.