Cockpit Eye Alignment Guides for Helmet Tracking Accuracy
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Solution Overview
Problem
Existing cockpit designs fail to effectively accommodate pilots of varying sizes, leading to difficulties in accessing controls, blind spots, and increased collision risks due to misalignment with the eye reference point, particularly when using position-sensitive equipment like helmets.
Innovation Solution
An alignment system comprising indicators, guides, and a bracket that allow pilots to adjust their position in the cockpit such that the indicators and guides align with their vision, enabling precise head movement detection and accurate operation of helmet systems.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If the cockpit is designed with a fixed eye reference point, then the design is simple and consistent, but pilots of varying sizes cannot effectively use position-sensitive equipment like hunter helmets
Solution Approach 1:
The patent introduces movable indicators that can be repositioned along the cockpit structure to accommodate different pilot eye positions. Instead of a fixed reference point, the system dynamically adjusts the indicator location to match each pilot's anatomy, enabling effective use of position-sensitive equipment like hunter helmets while maintaining a relatively simple overall design
Solution Approach 2:
The alignment system is divided into separate components: movable indicators, guides, and reference marks that can be independently positioned. This segmentation allows each element to be adjusted to suit different pilots, providing versatility without requiring complete redesign of the cockpit structure
2Reliability
If the pilot does not adjust the seat position to the eye reference point, then the pilot has freedom of movement, but the pilot cannot see all displays and control panels, causing blind spots and false readings
Solution Approach 1:
The system provides self-aligning visual indicators that automatically guide the pilot to the correct eye position. The movable indicators and guides create an intuitive visual reference system that the pilot can use independently without external assistance, ensuring proper alignment for complete visibility of all displays and controls
Solution Approach 2:
The patent employs visually distinct indicators and guides with contrasting colors or patterns that are easily visible to the pilot. These color-coded elements create clear visual cues that guide the pilot's eye to the correct position, ensuring all displays and control panels are within the field of view
3Measurement precision
If traditional alignment methods using two or three balls are used, then the method is simple to implement, but the alignment precision is insufficient for accurate head movement detection
Solution Approach 1:
The patent introduces intermediate visual elements (guides and movable indicators) that mediate between the simple ball alignment method and the precise head movement detection requirement. These intermediaries provide refined visual references that enhance measurement precision without requiring complex electronic or mechanical systems
Solution Approach 2:
The system adds a visual dimension to the traditional tactile ball alignment method. By incorporating movable indicators and guides that create visual alignment references, the system transitions from purely mechanical alignment to a multi-sensory approach, significantly improving precision for head movement detection
4Reliability
If the pilot uses a helmet with position-sensitive equipment, then the equipment can detect head movements, but the equipment does not work effectively when the pilot's eye position is not aligned with the reference point
Solution Approach 1:
The movable indicators can be dynamically repositioned to match each pilot's eye position, ensuring that the helmet's position-sensitive equipment remains effectively aligned with the pilot's head movements. This dynamic adjustment capability maintains helmet system functionality across pilots of varying sizes
Solution Approach 2:
The alignment system creates a universal reference framework that works with different helmet types and pilot anatomies. The movable indicators and guides provide a standardized alignment method that ensures helmet equipment effectiveness regardless of pilot size, enhancing both reliability and adaptability
Data Source
AI summary
An alignment system includes a body provided at the air vehicle. An indicator is located on the body and in the pilot's field of vision where at least one guide is located on the body between the indicator and the pilot at a distance from the indicator and the pilot. A reference position enables the pilot to move in the cockpit to the position where the guide and the indicator coincide with respect to the pilot's point of vision enabling the pilot to reach a predetermined position.