Rolling Grill Replacement Link with Offset Grommets for Quick Repair

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Solution Overview

Problem

Current rolling grills require significant time and resources to replace damaged or broken links, disrupting their safety and protection efficacy.

Innovation Solution

A replacement link design featuring offset grommets and apertures that allow for easy installation and pivoting around rods, enabling quick replacement of damaged links without disturbing adjacent links.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of repair

If traditional rolling grill links are used, then the rolling grill provides strong security and durability, but replacing a damaged link requires cutting through the grill and replacing large sections, taking significant time and resources

Engineering Contradiction:
Improvelink replacement easeVSAvoidreplacement time
Core Design Contradiction:
Ease of repairVSLoss of time

Solution Approach 1:

The link is divided into separate modular components: a body portion and interchangeable end portions with grommets. This segmentation allows the damaged end portions to be replaced independently without affecting the entire link structure, enabling quick replacement without cutting through the grill.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The end portions with grommets are extracted as separate replaceable components from the main link body. This extraction allows easy removal and replacement of damaged ends without disturbing the intact portion of the link or adjacent links, significantly reducing replacement time and resource requirements.

Inventive Principle:
Principle #2Taking out (Extraction)

2Reliability

If traditional rolling grill links are used, then the rolling grill maintains structural integrity, but a single damaged link requires replacement of large sections, reducing safety efficacy

Engineering Contradiction:
Improvesafety efficacyVSAvoidreplacement complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The link structure is segmented into a main body and replaceable end portions, allowing isolated replacement of damaged ends while maintaining the integrity of the remaining link and adjacent links. This preserves safety efficacy without requiring complex replacement of large sections.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The end portions are designed with specific local characteristics (grommets for rod engagement) that can be independently replaced. This local quality approach allows targeted replacement of damaged areas without affecting the overall structural integrity or requiring complex replacement procedures.

Inventive Principle:
Principle #3Local quality

3Ease of operation

If standard rolling grill links are used, then the rolling grill provides secure enclosure, but replacing links requires multiple tools and significant resources

Engineering Contradiction:
Improvereplacement operation easeVSAvoidreplacement resource requirement
Core Design Contradiction:
Ease of operationVSEase of manufacture

Solution Approach 1:

The end portions with grommets are extracted as independent replaceable components. This extraction simplifies the replacement operation to merely removing and reinstalling the end portions, eliminating the need for multiple tools and significant resources required by traditional methods.

Inventive Principle:
Principle #2Taking out (Extraction)

Solution Approach 2:

The link design enables self-service replacement where the end portions can be easily removed and reattached without requiring specialized tools or extensive resources. The modular structure allows the link to be serviced by simple manual operations, improving ease of operation and reducing resource requirements.

Inventive Principle:
Principle #25Self-service

Data Source

PatentUS12359500B2Replacement link for a rolling grill enclosure and method thereof
Publication Date: 2025.07.15 CORNELLCOOKSON LLC
  • US12359500B2 patent drawing
  • US12359500B2 patent drawing
  • US12359500B2 patent drawing

AI summary

A replacement link for a rolling grill enclosure having a longitudinal body disposed about a longitudinal axis, and a first end grommet contiguous with a first end of the longitudinal body, the first end grommet having a discontinuous first grommet body disposed about a first center.