Adjustable Mudguard Support With Polygonal Vibration Reinforcement

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Solution Overview

Problem

Current mudguard supports for farm vehicles, such as tractors, often provide insufficient protection and require significant, heavy rectilinear lengths for reinforcement, which can be cumbersome and prone to breakage due to vibrations during operation.

Innovation Solution

The support features an L-shaped arm with a removable fastening system and reinforcing plates on the arcuate support, allowing adjustable positioning of the mudguard and incorporating small metal straps welded at corners to form a polygonal reinforcement structure, enhancing strength and reducing vulnerability to breakage.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Strength

If rectilinear lengths of considerable thickness are used to reinforce the arcuate bar, then the strength of the support is improved, but the weight and complexity of the structure increase

Engineering Contradiction:
Improvestrength of the arcuate barVSAvoidweight of the support structure
Core Design Contradiction:
StrengthVSWeight of moving object

Solution Approach 1:

The support structure is divided into modular components: the arcuate bar, multiple rectilinear lengths, and reinforcement plates. These segmented elements work together to provide strength while allowing selective placement of reinforcement only where structurally necessary, rather than using a single heavy reinforced bar throughout.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The invention transitions from a two-dimensional planar structure to a three-dimensional polygonal reinforcement structure. By arranging rectilinear lengths and plates in multiple dimensions and angles, the design achieves superior structural strength with lighter materials compared to traditional single-plane reinforcement methods.

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

2Strength

If rectilinear lengths of considerable thickness are used to reinforce the arcuate bar, then the strength of the support is improved, but the device complexity increases

Engineering Contradiction:
Improvestrength of the arcuate barVSAvoidcomplexity of the reinforcement structure
Core Design Contradiction:
StrengthVSDevice complexity

Solution Approach 1:

The support structure is divided into modular components: the arcuate bar, multiple rectilinear lengths, and reinforcement plates. These segmented elements work together to provide strength while allowing selective placement of reinforcement only where structurally necessary, rather than using a single heavy reinforced bar throughout.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The invention combines different structural elements (arcuate bar, rectilinear lengths, and reinforcement plates) into a composite polygonal structure. This composite approach achieves superior strength-to-complexity ratio by strategically combining simple geometric forms rather than using a single complex reinforced component.

Inventive Principle:
Principle #40Composite materials

3Reliability

If the mudguard protection is increased for all operating conditions, then the protection level is improved, but the weight and size of the support structure increase

Engineering Contradiction:
Improveprotection provided by the mudguardVSAvoidweight of the support structure
Core Design Contradiction:
ReliabilityVSWeight of moving object

Solution Approach 1:

The support structure incorporates adjustability through removable fastening means, allowing the arcuate bar and mudguard positioning to be dynamically adjusted based on operating conditions. This enables optimized protection levels for different ground conditions and speeds without requiring a permanently oversized structure.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The polygonal reinforcement structure serves multiple functions simultaneously: it strengthens the arcuate bar, provides attachment points for the mudguard, and offers adjustable positioning capabilities. This multi-functionality achieves comprehensive protection across all operating conditions without requiring separate systems for each function, thereby avoiding excessive weight.

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

Applied Scientific Principles

This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.

Function Achieved in This Case

This design provides enhanced protection for the mudguard across various operating conditions, is more robust than existing supports, and can be easily integrated into existing vehicle setups without requiring extensive adjustments, while minimizing the risk of breakage from vibrations.

Implementation Method 1

rectilinear lengths are often provided, welded inferiorly to the arcuate bar so as to form a polygonal reinforcement structure

Methodology Applied
Scientific EffectWelding: Welding

Data Source

PatentUS9333987B2Support for a mudguard
Publication Date: 2016.05.10 LODI
  • US9333987B2 patent drawing
  • US9333987B2 patent drawing
  • US9333987B2 patent drawing

AI summary

The invention relates to an improved support for a mudguard. The support at hand comprises an L-shaped arm (1) to which an arcuate support (2) is fastened and the mudguard is connected to the arcuate support (2); a removable fastening means is provided and makes it possible to fasten the arcuate support (2) to the arm (1) in a position chosen from among a plurality of different positions of the support (2).