Removable Floor Block Slot Paths for Stable Car Hauler Tire Drops

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Solution Overview

Problem

Conventional removable floor blocks in car hauler trailers rely on spring-loaded pins that frequently break, necessitating replacement and compromising the stability of the tire-dropping mechanism.

Innovation Solution

The design incorporates insertion paths on opposite sides of the platform frames to secure removable floor blocks, with one side preventing horizontal movement and the other side preventing vertical movement, ensuring the blocks remain locked in place without relying on springs.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If spring-loaded pins are used to lock floor blocks in place, then the floor blocks can be easily installed and removed, but the pins frequently break and compromise stability

Engineering Contradiction:
Improveease of installationVSAvoidstability
Core Design Contradiction:
Ease of operationVSReliability

Solution Approach 1:

The patent removes the spring-loaded pin mechanism entirely and replaces it with a simple pin insertion system. The pins are inserted through aligned holes in the floor blocks and platform, eliminating the spring component that was prone to breaking while maintaining the ease of installation through simple insert-and-lock operation.

Inventive Principle:
Principle #2Taking out (Extraction)

Solution Approach 2:

The patent uses simple, replaceable pins without springs as disposable or easily replaceable components. When pins wear out or break, they can be quickly replaced without complex mechanisms, ensuring continued reliability while maintaining ease of operation throughout the service life of the floor blocks.

Inventive Principle:
Principle #27Cheap short-living objects (Disposable)

2Adaptability or versatility

If removable floor blocks are used to enable tire drops at different locations, then the system becomes adaptable to different vehicle sizes, but the blocks may become displaced without secure locking

Engineering Contradiction:
ImproveadaptabilityVSAvoidsecurity
Core Design Contradiction:
Adaptability or versatilityVSStability of the object's composition

Solution Approach 1:

The patent divides the platform into multiple sections with floor blocks that can be independently positioned and secured. Each floor block can be removed and repositioned to create tire drops at different locations, while the pin-and-hole segmentation system ensures each block remains securely locked in its chosen position, preventing displacement during use.

Inventive Principle:
Principle #1Segmentation

3Stability of the object's composition

If pins are inserted to prevent movement in one direction, then movement control is improved, but movement in other directions may still occur

Engineering Contradiction:
Improvemovement controlVSAvoidcomplete stabilization
Core Design Contradiction:
Stability of the object's compositionVSReliability

Solution Approach 1:

The patent addresses multi-directional movement control by inserting pins through floor blocks that have holes configured to restrict movement in multiple dimensions. The pins pass through aligned openings that prevent lateral displacement, vertical movement, and rotation, providing complete stabilization through three-dimensional constraint rather than single-direction control.

Inventive Principle:
Principle #17Another dimension (Dimensionality change)

Data Source

PatentUS20250269780A1Installation slot paths for removable floor blocks
Publication Date: 2025.08.28 HYUNDAI TRANSLEAD INC
  • US20250269780A1 patent drawing
  • US20250269780A1 patent drawing
  • US20250269780A1 patent drawing

AI summary

A platform for a car hauler trailer including: a first frame including a plurality of first insertion paths; a second frame including a plurality of second insertion paths; and a plurality of removable floor blocks, each floor block including a first pin and a second pin, wherein the first pin of each floor block is disposed on a first side and inserts into one of the plurality of first insertion paths in the first frame, wherein the second pin of each floor block is disposed on a second side and inserts into one of the plurality of second insertion paths in the second frame.