Lawn Edging Tool With Blade Emptying for Precise Edge Cutting

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Solution Overview

Problem

Conventional lawn edging tools lack precision, cause damage to vegetation, are labor-intensive, and inefficient in managing lawn waste, leading to uneven edges and additional cleanup efforts.

Innovation Solution

A lawn edging tool with a handle, blade, and an emptying mechanism that allows for precise edging with minimal user effort and effective waste management, featuring a blade angled for easy cutting and a mechanism to remove debris from the blade.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Manufacturing precision

If conventional lawn edging tools are used, then edging can be performed, but precision and uniformity of edges are poor

Engineering Contradiction:

Improveedge precisionVSAvoiduser effort

Core Design Contradiction:

Manufacturing precisionVSEase of operation

Solution Approach 1:

The blade is designed to be movable relative to the handle, allowing it to self-adjust and maintain optimal cutting depth and angle dynamically during operation. This dynamic adjustment mechanism enables precise edging without requiring the user to constantly manually adjust the blade position, thus improving edge precision while maintaining ease of operation.

Inventive Principle:

Principle #15Dynamics

2Object-affected harmful factors

If conventional lawn edging tools are used, then edging can be performed, but damage to surrounding vegetation occurs

Engineering Contradiction:

Improvevegetation damageVSAvoidedge definition

Core Design Contradiction:

Object-affected harmful factorsVSManufacturing precision

Solution Approach 1:

The blade features varying cross-sectional widths along its length, with narrower sections at the edges and a wider section in the middle. This local quality variation allows the blade to create a precise, narrow cut along the lawn edge while the wider middle section provides structural support and prevents excessive penetration into surrounding vegetation, thus reducing vegetation damage while maintaining sharp edge definition.

Inventive Principle:

Principle #3Local quality

3Productivity

If conventional lawn edging tools are used, then edging can be performed, but waste management is inefficient

Engineering Contradiction:

Improvecleanup efficiencyVSAvoidcleanup time

Core Design Contradiction:

ProductivityVSLoss of time

Solution Approach 1:

The edging tool is combined with an integrated waste collection system that captures lawn waste directly at the cutting site. This merging of edging and waste collection functions into a single tool eliminates the need for separate cleanup operations, significantly improving productivity by performing two tasks simultaneously and reducing the time lost to separate waste removal activities.

Inventive Principle:

Principle #5Merging (Combining)

4Ease of operation

If conventional lawn edging tools are used, then edging can be performed, but additional cleanup efforts are required

Engineering Contradiction:

Improveoverall operation easeVSAvoidtotal task completion time

Core Design Contradiction:

Ease of operationVSProductivity

Solution Approach 1:

The tool serves multiple functions: edging the lawn, collecting waste, and storing debris in an integrated container. This multi-functionality allows a single tool to replace what would traditionally require multiple separate tools and operations, improving ease of operation by simplifying the workflow while increasing productivity by completing multiple tasks in one operation.

Inventive Principle:

Principle #6Universality (Multi-functionality)

Data Source

PatentEP4646920A1Gardening tool

Publication Date: 2025.11.12 JONES WILLIAM LAWRENCE

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AI summary

The invention provides a lawn edging tool comprising: a handle; a blade connected to the handle, said blade configured to extend into and cut through a lawn when the lawn edging tool is run over a lawn surface, in use; and an emptying mechanism configured to remove lawn waste from the blade, in use.