Universal Tray Device for Vehicle Wheel Transport

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Solution Overview

Problem

Conventional tray devices for transporting vehicle wheels are inefficient in terms of space, cost, and handling, requiring multiple variants for different wheel diameters and resulting in excessive storage needs and handling complexities.

Innovation Solution

A tray device with multiple receptacles arranged radially to secure vehicle wheels, supported by leg groups that allow forklift handling and stacking, using identical trays for different wheel diameters, and incorporating recesses for straps to secure wheels, reducing movement and storage requirements.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If multiple tray variants are used for different wheel diameters, then wheel transportation security is improved, but device complexity and storage space requirements increase

Engineering Contradiction:
Improvewheel transportation securityVSAvoidtray variant complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The tray is designed with a universal structure that can accommodate different wheel diameters through adjustable support legs and receptacles. The same tray model serves multiple functions by adjusting its components, eliminating the need for multiple specialized tray variants for different wheel sizes.

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

Solution Approach 2:

The tray incorporates adjustable and movable components including extendable support legs and repositionable receptacles. These dynamic elements allow the tray to adapt its configuration based on the wheel diameter being transported, maintaining security while using a single standardized tray design.

Inventive Principle:
Principle #15Dynamics

2Reliability

If multiple tray variants are used for different wheel diameters, then wheel transportation security is improved, but storage space requirements increase

Engineering Contradiction:
Improvewheel transportation securityVSAvoidstorage space
Core Design Contradiction:
ReliabilityVSArea of stationary object

Solution Approach 1:

The tray is designed with a universal structure that can accommodate different wheel diameters through adjustable support legs and receptacles. The same tray model serves multiple functions by adjusting its components, eliminating the need for multiple specialized tray variants for different wheel sizes.

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

3Reliability

If multiple tray variants are used for different wheel diameters, then wheel transportation security is improved, but handling costs increase

Engineering Contradiction:
Improvewheel transportation securityVSAvoidhandling efficiency
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The tray is designed with a universal structure that can accommodate different wheel diameters through adjustable support legs and receptacles. The same tray model serves multiple functions by adjusting its components, eliminating the need for multiple specialized tray variants for different wheel sizes.

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

4Manufacturing precision

If receptacles are spaced away from each other, then wheel positioning accuracy is improved, but tray space utilization decreases

Engineering Contradiction:
Improvewheel positioning accuracyVSAvoidtray space utilization
Core Design Contradiction:
Manufacturing precisionVSArea of moving object

Solution Approach 1:

The receptacles are designed to be movable and repositionable along the tray length. This allows the spacing between receptacles to be dynamically adjusted based on the specific wheel dimensions being transported, optimizing both positioning accuracy and space utilization for different wheel sizes.

Inventive Principle:
Principle #15Dynamics

Data Source

PatentEP4101783A1Tray device for transporting vehicle wheels, and use of such a tray device
Publication Date: 2022.12.14 BAYERISCHE MOTOREN WERKE AG
  • EP4101783A1 patent drawingFigure 1~2
  • EP4101783A1 patent drawingFigure 3~4
  • EP4101783A1 patent drawingFigure 5~6

AI summary

The invention relates to a tray device (1) for transporting a plurality of vehicle wheels (2, 20), the tray device (1) comprising a first tray (3) comprising a plurality of receptacles (4a-c) arranged one after another along a first direction (5). The receptacles (4a-c) are configured to receive respective first portions (6) of the vehicle wheels (2, 20) along the respective radial direction (7) of the respective vehicle wheel (2, 20). The first tray (3) comprises at least three support groups (8a-c) each comprising a plurality of support legs (9, 10) configured to support the first tray (3) on a ground. The support groups (8a-c) are arranged one after another along the first direction (5) such that the support groups (8a-c), along the first direction (5), bound pickup areas (13a, b) for tines of a fork of a forklift.