Industrial Vehicle Headlight Bracket Design for Minimal Protrusion

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Solution Overview

Problem

Industrial vehicle headlights often have a large number of parts, which can impair the appearance and driver's field of view due to their protrusion from the front pillar, and existing designs exacerbate these issues with complex mounting systems.

Innovation Solution

A headlight design for industrial vehicles featuring a bracket with an attachment plate and protective frame that covers part of the light, allowing for adjustable attachment and minimizing protrusion from the front pillar, using a reduced number of parts and maintaining a sleek appearance.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If a box-shaped outer frame with multiple mounting components is used, then the headlight can be securely attached, but the number of parts increases and the appearance is impaired

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

Solution Approach 1:

The patent merges the outer frame and mounting bracket into a single integrated bracket structure. The bracket includes an attachment plate for securing to the front pillar and a protective frame that combines both structural support and protective functions, eliminating the need for separate outer frame and mounting components while maintaining secure attachment

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The bracket is designed to perform multiple functions: it provides structural support for the light, serves as a protective frame, and acts as the mounting mechanism for attachment to the front pillar. This multi-functional design reduces the overall number of parts needed in the headlight assembly

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

2Object-affected harmful factors

If a box-shaped outer frame is placed in the upper portion of the forklift, then the light is protected, but the appearance is impaired and driver's field of view is narrowed

Engineering Contradiction:
Improvelight protectionVSAvoidappearance and field of view
Core Design Contradiction:
Object-affected harmful factorsVSShape

Solution Approach 1:

The protective frame is segmented into a compact configuration with vertical and horizontal extensions that provide protection only where needed around the light source, rather than using a complete box-shaped enclosure. This selective protection maintains appearance and field of view while protecting the light

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The protective frame uses vertical extensions rather than horizontal protrusion to provide protection. The vertical frame extends upward-downward and the horizontal frames are shorter, creating a compact profile that protects the light without narrowing the driver's field of view or impairing appearance

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

3Reliability

If multiple mounting components including rotating bracket and nut are used, then the light can be securely mounted, but the device complexity increases

Engineering Contradiction:
Improvemounting securityVSAvoidmounting components
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The attachment plate integrates the mounting function directly into the bracket structure. The bracket itself serves as the mounting component with attachment holes for securing to the front pillar, eliminating the need for separate rotating brackets, bolts, and nuts

Inventive Principle:
Principle #5Merging (Combining)

Data Source

PatentUS10703255B2Industrial vehicle and headlight
Publication Date: 2020.07.07 MITSUBISHI LOGISNEXT CO LTD
  • US10703255B2 patent drawing
  • US10703255B2 patent drawing
  • US10703255B2 patent drawing

AI summary

An industrial vehicle includes a vehicle body, a pair of right and left front pillars provided in the front portion of the vehicle body, and a headlight provided on the front pillar. The headlight is provided with a light and a bracket to which the light is attached. The bracket has an attachment plate and a protective frame formed in the front portion of the attachment plate. The protective frame has a vertical frame and a first horizontal frame and a second horizontal frame shorter than the vertical frame.