Adjustable Device Hook for Secure Transport Tie Down

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Solution Overview

Problem

Conventional methods for securing objects on transport vehicles, such as ropes and bungee cords, are often difficult to use securely due to the need for complex knot-tying and lack of suitable attachment points, making them unreliable for preventing detachment during transport.

Innovation Solution

A tie down system featuring adjustable device hooks with elongated shafts, curved fingers, and intermediate strap loops that can be easily attached to and detached from vehicle and object attachment points, allowing for secure and versatile object retention.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If conventional ropes and bungee cords are used to secure objects, then the securing method is simple in structure, but the reliability of preventing detachment is poor due to complex knot-tying requirements and lack of suitable attachment points

Engineering Contradiction:
Improvereliability of preventing detachmentVSAvoidease of securing
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The patent introduces device hooks as intermediary components that connect the device strap to attachment points on the transport vehicle and the object. These hooks provide reliable attachment mechanisms with hook openings and curved fingers that securely engage with attachment points, eliminating the need for complex knot-tying while ensuring dependable prevention of detachment during transport.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Ease of operation

If device hooks with intermediate strap loops are used, then the ease of operation is improved through simple attachment and detachment, but the device complexity increases due to additional components

Engineering Contradiction:
Improveease of attachment and detachmentVSAvoiddevice complexity
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The device hook is segmented into distinct functional components: a hook base with hook openings for attachment, an elongated shaft for structural support, and a curved finger for engaging attachment points. The intermediate strap loop is also segmented as a separate component that can be attached at different positions along the device strap. This segmentation allows each component to perform its specific function efficiently while maintaining overall simplicity in operation.

Inventive Principle:
Principle #1Segmentation

3Adaptability or versatility

If adjustable device hooks are used for various applications, then the adaptability is improved, but the manufacturing complexity increases

Engineering Contradiction:
Improveversatility for various applicationsVSAvoidease of manufacture
Core Design Contradiction:
Adaptability or versatilityVSEase of manufacture

Solution Approach 1:

The device hook is designed as a universal component that can be used across various applications and configurations. The hook base with multiple hook openings and the elongated shaft with curved finger create a versatile attachment mechanism that can engage with different types of attachment points on various transport vehicles and objects. The intermediate strap loop can be positioned at different locations along the device strap to accommodate different securing needs, making the entire system adaptable without requiring multiple specialized components.

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

Data Source

PatentUS9694877B2Tie down system
Publication Date: 2017.07.04 MILES KEVIN J
  • US9694877B2 patent drawing
  • US9694877B2 patent drawing
  • US9694877B2 patent drawing

AI summary

A tie down system includes at least one device hook having a hook base; at least one hook opening in the hook base; a generally elongated hook shaft extending from the hook base; a curved hook finger extending from the hook shaft; a hook base extension extending from the hook base in spaced-apart relationship to the hook shaft; and a hook slot between the hook shaft and the hook base extension.