Vehicle Carrier With Trunk-Integrated Strap

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Solution Overview

Problem

Existing vehicle carriers require complex devices for installation and detachment, consuming significant time and complicating the process, and often fail to securely stabilize loads during vehicle movement or high-speed travel.

Innovation Solution

A carrier apparatus with parallelly disposed carriers featuring vertical and horizontal supports, rotatable article mounts, shock-absorbing members, and a fixing strap system that integrates with the vehicle's door frame, allowing for simple mounting and demounting by opening and closing the trunk, and providing stable support through reinforcing members and adjustable article stands.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If a complicated fixing device is used to securely attach the carrier to the vehicle, then the carrier can be stably fixed during vehicle movement, but the installation and detachment process becomes complex and time-consuming

Engineering Contradiction:
Improvecarrier stabilityVSAvoidinstallation simplicity
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The patent combines the fixing function with the trunk door itself. The trunk door serves dual purposes: as an access door and as a mounting surface for the carrier. The fixing strap integrates with the trunk door structure, eliminating the need for separate complex fixing mechanisms while maintaining secure attachment during vehicle movement.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The carrier system utilizes the trunk door's natural movement (opening and closing) to automatically perform the fixing and releasing functions. When the trunk door is closed, the fixing strap engages with the door to secure the carrier; when opened, it automatically releases. This self-service mechanism eliminates the need for separate manual fixing operations.

Inventive Principle:
Principle #25Self-service

2Reliability

If traditional fixing mechanisms are used to secure the carrier, then the carrier can be firmly attached, but the number of components increases and the structure becomes complex

Engineering Contradiction:
Improveattachment securityVSAvoidnumber of components
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The trunk door is given multiple functions: it serves as both the access door for the trunk compartment and as the mounting surface for the carrier. The fixing strap is designed to work with the trunk door structure, creating a multi-functional system that reduces the need for dedicated fixing components.

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

Solution Approach 2:

The patent extracts the fixing function from separate dedicated components and integrates it into the existing trunk door structure. By utilizing the trunk door's inherent structure and movement, the design eliminates the need for additional complex fixing mechanisms, reducing the overall number of components.

Inventive Principle:
Principle #2Taking out (Extraction)

3Adaptability or versatility

If the carrier is designed with multiple additional functions and features, then the versatility and stability are improved, but the number of components increases

Engineering Contradiction:
Improvecarrier functionalityVSAvoidcomponent count
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The article mount is designed to be rotatable, allowing it to dynamically adjust between different positions (horizontal and vertical orientations). This dynamic capability enables the carrier to accommodate different types of articles (bicycles, skis, boats) without requiring separate fixed structures for each orientation, maintaining versatility while controlling component count.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The carrier system is divided into modular components: the main carrier body, the rotatable article mount, and the fixing strap. This segmentation allows each component to perform specific functions independently while working together as a unified system, providing versatility without requiring every component to be present for every use case.

Inventive Principle:
Principle #1Segmentation

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

Enables quick and secure attachment/detachment of carriers without additional devices, maintaining stability under various conditions, including sudden movements and high speeds, while reducing component count and offering customizable fixing methods.

Implementation Method 1

has shock absorbing members 56 fitted with two horizontal bars 54 perpendicular to the lateral bars 52

Methodology Applied
Scientific EffectShock absorption: Damping

Data Source

PatentUS10518713B1Carrier apparatus for a vehicle
Publication Date: 2019.12.31 YOON IL SHIK
  • US10518713B1 patent drawing
  • US10518713B1 patent drawing
  • US10518713B1 patent drawing

AI summary

The present invention relates to a carrier apparatus for a vehicle in which the number of components is reduced and various functions are added in comparison with a carrier apparatus in the related art, and the carrier apparatus includes: a horizontal supporting means 50 which perpendicularly traverses article mounts 40 of two carriers C1 and C2 for a vehicle, is coupled to lower portions of the article mounts 40, has two lateral bars 52 protruding upward from the article mounts 40, has shock absorbing members 56 fitted with two horizontal bars 54 perpendicular to the lateral bars 52, and has a quadrangular frame shape; two reinforcing members 25 which horizontally connect vertical supports 20 and horizontal supports 30 of the two carriers C1 and C2 for a vehicle; and loops 42 which are installed on bottom surfaces of the article mounts 40 of the two carriers C1 and C2 for a vehicle such that a fixing strap 43 is fitted with the loop 42, in which the fixing strap 43, which is installed through the loops 42, is fixed to an appropriate position of a vehicle body.