L-Shaped Functional Profile for Truck Trailers

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Solution Overview

Problem

Existing solutions for motor vehicle profiles fail to provide a universal, efficient, and secure method for complying with customs regulations and serving as a pallet stopper for various trailers and truck tarpaulin trailers.

Innovation Solution

A functional profile with an angular shape, featuring elongated arms, bean-shaped openings, and recesses for customs eyelets and hooks, made of alloyed structural steel, allowing easy attachment to truck trailers with screws and providing a secure and customizable solution for lashing straps and pallet stoppage.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If a functional profile is designed to be universal for various trailers, then adaptability is improved, but device complexity increases due to multiple functions integrated into one component

Engineering Contradiction:
ImproveuniversalityVSAvoidstructural complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The functional profile is designed as a multi-functional component that simultaneously serves as a customs seal anchor, pallet stopper, and lashing strap attachment point. The angular profile with multiple arms provides different functional zones: one arm with openings for customs eyelets, another arm with recesses for pallet stopping, and integrated hook anchoring capabilities, allowing a single component to replace multiple separate devices.

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

2Ease of operation

If multiple functions are integrated into one profile, then ease of operation is improved, but manufacturing precision requirements increase

Engineering Contradiction:
Improveinstallation easeVSAvoiddimensional precision
Core Design Contradiction:
Ease of operationVSManufacturing precision

Solution Approach 1:

The functional profile is segmented into distinct arms or zones, each dedicated to a specific function. The angular profile has one arm with openings for customs eyelets and another arm with recesses for pallet stopping. This segmentation allows each functional zone to be optimized independently while maintaining overall structural integrity, simplifying both manufacturing and installation.

Inventive Principle:
Principle #1Segmentation

3Ease of manufacture

If the profile structure is simplified for easy manufacturing, then ease of manufacture is improved, but reliability decreases due to reduced securing capability

Engineering Contradiction:
Improvemanufacturing simplicityVSAvoidsecuring reliability
Core Design Contradiction:
Ease of manufactureVSReliability

Solution Approach 1:

The functional profile utilizes the composite properties of structural steel, combining strength, durability, and formability. The material selection allows the profile to be manufactured through standard welding and forming processes while maintaining the structural integrity needed for reliable customs sealing and cargo securing. The steel's inherent properties provide both ease of fabrication and high reliability in service.

Inventive Principle:
Principle #40Composite materials

Data Source

PatentEP3398811B1Functional profile for a motor vehicle
Publication Date: 2020.06.24 WIELTON SPOLKA AKCYJNA
  • EP3398811B1 patent drawingFigure 1~2

AI summary

The invention relates to a functional profile for a motor vehicle, which has the form of an angle profile (1) whose cross-section resembles the letter "L", and which has a mounting arm (2) and a securing arm (3) adjoining it. The angle profile (1) has mounting openings (4) in its mounting arm (2), which are arranged at regular intervals. The mounting openings (4) enable the functional profile to be attached to the side of a truck by means of screws (5) inserted therein or slotted screws that pass through the mounting openings (4) and countersink into the side of a semi-trailer or trailer. The mounting arm (2) of the angle profile (1) has bean-shaped openings (6), which are also arranged at regular intervals on this mounting arm (2), similar to the mounting openings (4).Through vertical, bean-shaped openings (6), steel eyelets (7) attached to the edge of a semi-trailer or trailer are extended from the edge of the curtain-sided trailer. This allows the TIR rope or the rope securing the curtain to the lower edge of the semi-trailer to be threaded through these extended steel eyelets (7). The mounting arm (2) typically also has lower tongues (8) designed for insertion into the previously prepared frame edge of a semi-trailer. Oval inlets (9) located in the upper part of the functional profile serve to anchor hooks (10) to which tension straps (11) are attached, securing goods against falling out of the semi-trailer. The securing arm (3) has recesses (12) whose outline resembles the horizontally lying letter "Ω".