Adjustable Turf Trim Strip for Stable Field Edge Anchoring

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Solution Overview

Problem

Turf on sporting fields, such as soccer fields, tends to develop wrinkles and move away from the perimeter over time, leading to instability and maintenance issues.

Innovation Solution

A turf trim strip apparatus comprising interconnected panels with adjustable turf tabs and wall tabs, allowing the turf to be securely fastened to the panels at an acute angle, preventing contraction and movement away from the field edges.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Area of stationary object

If turf is stretched to the edges of the field, then the turf coverage is improved, but the turf develops wrinkles and moves away from the perimeter over time

Engineering Contradiction:
Improveturf coverage areaVSAvoidturf position stability
Core Design Contradiction:
Area of stationary objectVSStability of the object's composition

Solution Approach 1:

The trim strip is divided into multiple panels (first panel, second panel, third panel) that can be independently positioned and secured. Each panel has turf tabs that can be independently bent and fastened to secure different sections of turf, allowing segmented control of turf tension and position across the field perimeter.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The trim strip utilizes a three-dimensional configuration with panels extending at different angles (acute angles relative to each other) to create a corner or perimeter structure. This multi-dimensional arrangement allows the trim strip to anchor turf effectively at field corners and along perimeter edges, preventing movement in multiple directions.

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

2Stability of the object's composition

If the turf is secured tightly to prevent movement, then the stability is improved, but the complexity of the securing mechanism increases

Engineering Contradiction:
Improveturf position stabilityVSAvoidsecuring mechanism complexity
Core Design Contradiction:
Stability of the object's compositionVSDevice complexity

Solution Approach 1:

The trim strip incorporates wall tabs with slots that can be bent to different positions and secured with fasteners, allowing the structure to be self-adjusted and self-secured. The turf tabs are pre-formed with bend lines that allow easy bending to the desired acute angles, enabling field personnel to install and adjust the system without complex tools or procedures.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The trim strip design allows adjustment of geometric parameters including the acute angles between panels, the positioning of turf tabs along panel edges, and the bending positions of wall tabs. These adjustable parameters enable customization of the securing mechanism to match different field configurations and turf tension requirements without increasing fundamental system complexity.

Inventive Principle:
Principle #35Parameter changes

3Stability of the object's composition

If the trim strip structure is made more robust to prevent turf movement, then the stability is improved, but the ease of manufacture decreases

Engineering Contradiction:
Improveturf position stabilityVSAvoidtrim strip manufacturing ease
Core Design Contradiction:
Stability of the object's compositionVSEase of manufacture

Solution Approach 1:

The trim strip is manufactured as segmented panels that can be produced using standard sheet metal forming processes. Each panel is a discrete component that can be independently fabricated, quality-checked, and assembled, simplifying manufacturing compared to producing a single large complex structure. The segmentation also allows for modular shipping and installation.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The trim strip panels are constructed as thin-walled metal structures that provide sufficient structural strength for turf anchoring while remaining lightweight and easy to form during manufacturing. The thin-panel design with integrated tabs and slots can be easily bent, folded, and assembled using simple forming operations, maintaining ease of manufacture while achieving the required stability.

Inventive Principle:
Principle #30Flexible shells and thin films

Data Source

PatentUS12065787B2Apparatus, systems, and methods for turf trim strip
Publication Date: 2024.08.20 SOCCER PARK LLC DBA URBAN SOCCER PARK
  • US12065787B2 patent drawing
  • US12065787B2 patent drawing
  • US12065787B2 patent drawing

AI summary

Apparatuses, systems, and methods for a turf trim strip. The apparatus includes a first panel having first top and bottom surfaces, first and second edges, and first and second ends and a second panel having a second top and bottom surfaces, third and fourth edges, and third and fourth ends. The second top surface is oriented substantially perpendicular to the first top surface and the second edge is adjacent to the third edge. The apparatus includes a plurality of turf tabs that have a first position substantially parallel to the first top surface and a second position that is at an acute angle with respect to the first top surface. In the second position, the plurality of turf tabs extends towards the second top surface and may secure turf to the strip. A plurality of wall tabs may be used with fasteners to connect the apparatus to a wall.