Vehicle Track Guide-Drive Lug Multilayer Reinforcement
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Solution Overview
Problem
Existing vehicle tracks with guide-drive lugs suffer from internal stress, surface wear, and potential removal due to contact with guide-drive bars, leading to reduced service life, especially in agricultural and industrial applications.
Innovation Solution
Incorporating a multilayer reinforcement within the guide-drive lugs, comprising a contiguous roll of reinforcement material with a matrix, extending inward from the outer surface, and optionally an outer fabric layer, to enhance the rigidity and durability of the lugs.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Strength
If guide-drive lugs are made stronger with reinforcement layers, then wear resistance and strength improve, but device complexity and manufacturing difficulty increase
Solution Approach 1:
The patent embeds reinforcement layers within the guide-drive lugs, nesting strengthening elements inside the existing lug structure. The reinforcement layers are positioned at critical stress points within the lug, providing internal support without altering the external lug geometry or requiring additional external components.
Solution Approach 2:
The patent uses composite construction by combining the rubber matrix material with reinforcement layers made of different materials (such as fabric or other polymers). This creates a composite guide-drive lug that leverages the complementary properties of each material - the rubber provides flexibility and shock absorption while the reinforcement layers provide tensile strength and wear resistance.
2Duration of action of stationary object
If reinforcement layers are added to guide-drive lugs, then durability and service life extend, but manufacturing cost and process complexity increase
Solution Approach 1:
The reinforcement layers are pre-positioned and integrated into the guide-drive lug structure during the manufacturing process, before the track enters service. This preliminary incorporation of strengthening elements ensures they are properly aligned and bonded, eliminating the need for post-manufacturing modifications or assemblies.
Solution Approach 2:
The reinforcement layers are embedded within the lug structure during manufacturing, nesting the reinforcement material inside the rubber matrix. This integration approach allows the reinforcement layers to be incorporated as part of the lug formation process itself, rather than requiring separate attachment steps.
3Reliability
If multilayer reinforcement is embedded within guide-drive lugs, then wear resistance improves, but manufacturing precision requirements increase
Solution Approach 1:
The reinforcement layers are positioned at specific locations within the guide-drive lugs where stress and wear are most severe. Rather than uniformly distributing reinforcement throughout the entire lug, the patent concentrates strengthening materials at critical zones such as the contact surfaces and high-stress regions, optimizing wear resistance where it is most needed.
Data Source
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AI summary
A track includes a body formed of an elastomeric material having a series of longitudinally spaced guide-drive lugs, as well as a base and an outer surface disposed upon the upper face of each of the guide-drive lugs. At least one multilayer reinforcement is disposed within each of the guide-drive lugs at a distance inward from the outer surface, where the multilayer reinforcement is a contiguous roll providing a plurality of 360-degree turns of reinforcement material, and the roll has an axial cross- sectional shape selected from one of circular, rectangular, square, ovate and trapezoidal.