Landscape Edging Block Curved Interlock Design

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Solution Overview

Problem

Existing landscaping edging blocks are prone to movement and require tedious arrangement, lack seamless transitions, and fail to accommodate curved or angled lines effectively, leading to an unappealing appearance.

Innovation Solution

The development of landscape edging blocks with concave and convex ends that engage seamlessly, resembling decorative stone, allowing for easy formation of straight, angled, and curved borders without visible transitions, and featuring anchoring systems to prevent slippage.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If blocks with vertically planar edges are used to form edging lines, then blocks can be easily arranged, but the blocks are prone to undesired movement such as falling over

Engineering Contradiction:
Improveease of arrangementVSAvoidstability of blocks
Core Design Contradiction:
Ease of operationVSStability of the object's composition

Solution Approach 1:

The patent applies curvature by replacing the vertically planar edges with a curved surface that extends from the top to the bottom of the block. This curved surface allows adjacent blocks to interlock more securely while maintaining ease of arrangement, thereby resolving the contradiction between ease of operation and stability.

Inventive Principle:
Principle #14Spheroidality (Curvature)

2Stability of the object's composition

If blocks with connection points are used, then stability is improved, but the connection points are generally quite apparent and unappealing

Engineering Contradiction:
Improvestability of blocksVSAvoidaesthetic appearance
Core Design Contradiction:
Stability of the object's compositionVSShape

Solution Approach 1:

The patent applies local quality by making the connection surface curved rather than planar, which allows the connection mechanism to be visually appealing while maintaining stability. The curved surface is specifically designed to be aesthetically pleasing when viewed from above, addressing the aesthetic concern while preserving the stabilizing function.

Inventive Principle:
Principle #3Local quality

3Adaptability or versatility

If blocks configured for straight edging are used, then straight lines are achieved, but curved or angled edging lines cannot be accommodated

Engineering Contradiction:
Improveadaptability to curved linesVSAvoidprecision of straight edging
Core Design Contradiction:
Adaptability or versatilityVSManufacturing precision

Solution Approach 1:

The patent applies universality by designing a block with a curved connection surface that can accommodate multiple configurations including straight, angled, and curved edging lines. This single design achieves multi-functionality, allowing the same block to be used for various edging patterns while maintaining manufacturing precision through consistent curved surface geometry.

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

4Shape

If blocks with overhanging sections are used, then visible transitions are minimized, but curvature or angling leaves portions uncovered or overhanging

Engineering Contradiction:
Improveseamless appearanceVSAvoidadaptability to curved lines
Core Design Contradiction:
ShapeVSAdaptability or versatility

Solution Approach 1:

The patent applies curvature by replacing the overhanging section with a curved connection surface that extends from top to bottom. This curved design allows the blocks to interlock seamlessly in straight configurations while also accommodating curved and angled arrangements, eliminating the problem of uncovered or overhanging portions and maintaining aesthetic appearance across all configurations.

Inventive Principle:
Principle #14Spheroidality (Curvature)

Data Source

PatentUS10358785B2Landscape edging
Publication Date: 2019.07.23 LANDECOR LLC
  • US10358785B2 patent drawing
  • US10358785B2 patent drawing
  • US10358785B2 patent drawing

AI summary

A landscape edging block can include a shaped structure having a first and a second end. The first end can include a surface that is concave simultaneously along a horizontal plane and a vertical plane. On the contrary, the second end can include a surface that is convex simultaneously along a horizontal plane and a vertical plane. The shaped structure can include a top and sides configured to resemble decorative stone. Additionally, first end of the block can be configured to engage a second end of a second block in order to form a landscaping border.