Foldable Magnetic Geosurvey Carrier With Adjustable Sensor Spacing

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Solution Overview

Problem

Existing airborne sensor carrier devices for magnetic geosurveys are difficult to handle and transport while maintaining high data quality, and the optimal sensor spacing varies by application, requiring precise positioning.

Innovation Solution

A collapsible frame design with folding joint assemblies and adjustable sensor holders allows for easy transport and versatile operation, maintaining sensor accuracy and stability during flight.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Measurement precision

If the sensor carrier device uses a fixed rigid frame structure, then the sensor positioning precision and measurement quality are maintained, but the device becomes difficult to transport and handle

Engineering Contradiction:
Improvesensor positioning precisionVSAvoidease of transport
Core Design Contradiction:
Measurement precisionVSEase of operation

Solution Approach 1:

The frame is divided into multiple segments that can be folded relative to each other, allowing the device to be collapsed into a compact configuration for transport while maintaining a rigid extended structure during operation for precise sensor positioning

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The frame transitions from a static rigid structure to a dynamic collapsible structure with folding joints, enabling the device to adapt between operational and transport states while maintaining structural integrity when extended

Inventive Principle:
Principle #15Dynamics

2Ease of operation

If the frame is made collapsible to improve transportability, then the device becomes easier to handle, but the structural complexity increases

Engineering Contradiction:
Improveease of transportVSAvoidframe structure complexity
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The frame is divided into multiple segments that can be folded relative to each other, allowing the device to be collapsed into a compact configuration for transport while maintaining a rigid extended structure during operation for precise sensor positioning

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

Multiple folding joints are combined to create a compact collapsed configuration while maintaining structural integrity when extended, allowing complex folding mechanisms to be integrated into a simple overall structure

Inventive Principle:
Principle #5Merging (Combining)

3Measurement precision

If the sensor holders are fixed at specific positions, then the measurement accuracy is improved, but the adaptability to different applications is reduced

Engineering Contradiction:
Improvegradient measurement accuracyVSAvoidadaptability to different sensor spacings
Core Design Contradiction:
Measurement precisionVSAdaptability or versatility

Solution Approach 1:

The sensor holders are made movable along the frame segments, allowing the distance between sensors to be dynamically adjusted according to different measurement requirements while maintaining precise positioning capability through the folding mechanism

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The collapsible frame with adjustable sensor holders serves multiple functions: it provides a rigid structure for precise measurements when extended, and a compact configuration for transport, while also allowing adaptation to different sensor spacing requirements

Inventive Principle:
Principle #6Universality (Multi-functionality)

Data Source

PatentUS20250370159A1Foldable Airborne Carrier Device for Magnetic Geosurveys
Publication Date: 2025.12.04 UMAG SOLUTIONS APS
  • US20250370159A1 patent drawing
  • US20250370159A1 patent drawing
  • US20250370159A1 patent drawing

AI summary

An airborne sensor carrier device for magnetic geosurveys. The airborne sensor carrier device is configured to be towed by an aircraft in an upright operating position. The airborne sensor carrier device comprises a frame, which is elongated in a longitudinal direction. In the upright operating position, the longitudinal direction corresponds to the vertical direction. The airborne sensor carrier device further comprises an anchor assembly, which is configured for attachment of one or more towlines to the airborne sensor carrier device. Further, the airborne sensor carrier device comprises one or more sensor holders, which are connected to the frame and configured for attachment of a magnetic sensor. In order to be handled more easily, the frame is configured to be collapsible from the operating position to a transport configuration, where a length of the airborne sensor carrier device along the longitudinal direction is shorter than in the operating position.