Modular Forest Machine Track Links for Terrain Adaptation and Repair

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Solution Overview

Problem

Conventional forest machine tracks are difficult to repair and cannot be easily adapted for different terrains, requiring cutting and welding for maintenance and being limited to specific terrain types.

Innovation Solution

A forest machine track design featuring releasable connecting links between C-shaped track links, allowing easy assembly and disassembly of track sections, adjustable length, and adaptable spacing for varying terrain conditions.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If conventional forest machine tracks use fixed connecting links between C-shaped track links, then the track structure is strong and stable, but the track is difficult to repair and cannot be adapted to different terrains

Engineering Contradiction:
Improveadaptability to different terrainsVSAvoiddifficulty of repair
Core Design Contradiction:
Adaptability or versatilityVSEase of repair

Solution Approach 1:

The connecting link is divided into two separate connecting parts that can be releasably attached to each other. This segmentation allows the track to be easily disassembled into sections for repair or replacement without requiring cutting or welding operations, directly improving ease of repair while maintaining structural integrity when assembled.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The connecting link transitions from a fixed, rigid structure to a dynamic, adjustable structure with releasable connections. This allows the track configuration to be changed adaptively for different terrain conditions by adding or removing track sections, while still providing stable connections when assembled.

Inventive Principle:
Principle #15Dynamics

2Adaptability or versatility

If conventional forest machine tracks use fixed-length design, then the structure is simple and strong, but the length cannot be easily changed for different terrain requirements

Engineering Contradiction:
Improveadjustable lengthVSAvoidtrack structure complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The track is divided into modular sections connected by releasable connecting parts. This allows the overall track length to be adjusted by connecting or disconnecting sections, providing adaptability for different terrain requirements without requiring a completely different track design.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The releasable connecting parts serve multiple functions: they join track sections to form a continuous track, allow easy disassembly for repair, and enable length adjustment for different terrains. This multi-functionality achieves adaptability without proportionally increasing complexity.

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

3Ease of repair

If conventional forest machine tracks require cutting and welding for repair, then the track maintains structural integrity, but the repair process is time-consuming and difficult on forest sites

Engineering Contradiction:
Improveease of repairVSAvoidstructural integrity
Core Design Contradiction:
Ease of repairVSReliability

Solution Approach 1:

The connecting link is segmented into two releasably attachable parts that can be quickly connected or disconnected without cutting or welding tools. This allows damaged sections to be replaced by simply detaching and reattaching connecting parts, dramatically improving ease of repair on forest sites.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The releasable connecting parts enable operators to perform repairs without specialized welding equipment or expertise. The track system becomes self-service capable, allowing quick replacement of damaged sections using only basic fastening operations that can be performed with portable tools.

Inventive Principle:
Principle #25Self-service

Data Source

PatentUS20260061787A1Forest machine track
Publication Date: 2026.03.05 NORDIC TRACTION OY
  • US20260061787A1 patent drawing
  • US20260061787A1 patent drawing
  • US20260061787A1 patent drawing

AI summary

The disclosure relates to a forest machine track that comprises track plates and C-shaped track links, which are attached to ends of the track plates. The C-shaped track links of adjacent track plates are connected to each other with connecting links. Each connecting link comprises a first connecting part and a second connecting part, which are releasably attached to each other. The first connecting part and the second connecting part are connected to different C-shaped track links.