Forklift Front Cover Segmentation for Cost and Visibility

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Solution Overview

Problem

The varying configurations of control systems in cargo-handling vehicles result in increased production costs due to the need for custom-designed front covers for different models and sizes.

Innovation Solution

A cargo-handling vehicle design featuring a front cover composed of a center cover and side covers, where the side covers are positioned lower than the center cover, allowing for a modular approach that reduces production costs and enhances the operator's forward field of view.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If the front cover is designed for each model according to varying control system configurations, then the control system is properly concealed, but the production cost increases

Engineering Contradiction:
Improvecontrol system concealmentVSAvoidproduction cost
Core Design Contradiction:
ReliabilityVSEase of manufacture

Solution Approach 1:

The front cover is divided into a center cover portion and side cover portions. The center cover is designed to accommodate different control system configurations across multiple models, while the side covers can be selectively added or removed. This segmentation allows a single center cover design to serve multiple models, reducing production costs while maintaining proper concealment of the control system base portion.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The center cover is designed with a universal configuration that can accommodate various control system arrangements found across different cargo-handling vehicle models. By making the center cover multi-functional and model-agnostic, the patent enables one cover design to serve multiple purposes and models, thereby reducing the need for model-specific custom designs and lowering overall production costs.

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

2Reliability

If the front cover is designed to fully conceal the control system base portion, then the control system is properly concealed, but the operator's forward field of view is reduced

Engineering Contradiction:
Improvecontrol system concealmentVSAvoidoperator's forward field of view
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The front cover is segmented into a center cover and side covers positioned at different heights. The side covers are positioned lower than the center cover, creating an upward opening. This segmentation allows the control system base portion to be concealed by the center cover while the lower position of the side covers maintains an open field of view for the operator, resolving the contradiction between concealment and visibility.

Inventive Principle:
Principle #1Segmentation

3Ease of manufacture

If a unified front cover design is used across different models, then production cost is reduced, but the control system concealment may be compromised

Engineering Contradiction:
Improveproduction costVSAvoidcontrol system concealment
Core Design Contradiction:
Ease of manufactureVSReliability

Solution Approach 1:

The front cover is divided into a universal center cover and model-adaptable side covers. The center cover is designed with standardized dimensions and attachment mechanisms that can be used across different cargo-handling vehicle models, enabling a unified design approach that reduces production costs while maintaining reliable concealment of the control system base portion.

Inventive Principle:
Principle #1Segmentation

Data Source

PatentUS11970379B2Cargo-handling vehicle
Publication Date: 2024.04.30 MITSUBISHI LOGISNEXT CO LTD
  • US11970379B2 patent drawing
  • US11970379B2 patent drawing
  • US11970379B2 patent drawing

AI summary

Provided is a cargo-handling vehicle allowing a reduction in production cost. A forklift, which is a cargo-handling vehicle, includes a driver's seat in which an operator sits, a front guard 51 provided in front of the driver's seat, a control system 20 provided between the driver's seat and the front guard 51, and a front cover 40 attached to the front guard 51. The front cover 40 includes a center cover 41 concealing a base portion of the control system 20, and a side cover 42 not concealing the base portion of the control system 20, and the side cover 42 is provided to the right or left, or both, of the center cover 41 and has a top positioned lower than a top of the center cover 41.