Tile Retaining Device for Safe Circular Saw Cutting

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Solution Overview

Problem

Existing methods for cutting tiles are hazardous due to the difficulty in safely holding small tiles close to the saw blade, posing a risk of injury to fingers and hands.

Innovation Solution

A tile retaining device that secures tiles during cutting processes, providing additional surface area for grasping and using clips or channels to prevent tile translation, adaptable to various shapes and sizes, and compatible with mechanical cutting devices like circular or wet saws.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If manual handling of small tiles is used during cutting, then flexibility and ease of operation is maintained, but safety deteriorates due to risk of injury to fingers and hands

Engineering Contradiction:
Improveease of handling tileVSAvoidsafety risk
Core Design Contradiction:
Ease of operationVSObject-affected harmful factors

Solution Approach 1:

The patent introduces a tile holder as an intermediary device between the operator's hands and the tile. The holder provides a secure grip on the tile edge, allowing the operator to manipulate the tile safely without direct hand contact with the blade area. This intermediary tool resolves the contradiction by maintaining ease of operation while eliminating safety risks.

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The tile holder is designed with segmented or modular components that can adapt to different tile sizes and shapes. The holder divides the handling function into separate elements (grip portion, support portion, positioning features) that work together to secure the tile, enabling safe manual manipulation without direct hand exposure to hazards.

Inventive Principle:
Principle #1Segmentation

2Ease of operation

If small tiles less than an inch square are handled manually, then portability and ease of manipulation is maintained, but safety deteriorates due to difficulty in holding small tiles close to the blade

Engineering Contradiction:
Improveease of manipulating small tileVSAvoidinjury risk to fingers
Core Design Contradiction:
Ease of operationVSObject-affected harmful factors

Solution Approach 1:

For small tiles, the patent employs a specialized holder with features specifically designed to grip small dimensions. The holder acts as a mediator that extends the operator's reach and provides stable control over small tiles without requiring fingers to be positioned close to the blade, thereby eliminating injury risk while maintaining ease of manipulation.

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The tile holder introduces an additional dimensional aspect to tile handling by providing a three-dimensional grip structure that secures small tiles from multiple angles. This dimensional approach allows small tiles to be held securely close to the blade without direct finger exposure, resolving the contradiction between ease of manipulation and safety.

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

3Object-affected harmful factors

If a tile retaining device is introduced to secure tiles, then safety is improved by stabilizing tiles during cutting, but device complexity increases

Engineering Contradiction:
ImprovesafetyVSAvoidcomplexity of tile securing device
Core Design Contradiction:
Object-affected harmful factorsVSDevice complexity

Solution Approach 1:

The patent applies local quality by designing the tile holder with specific localized features tailored to different tile characteristics. Instead of a complex universal device, the holder incorporates localized gripping elements, positioning features, and support structures that address specific safety concerns for different tile types and sizes, thereby improving safety without excessive complexity.

Inventive Principle:
Principle #3Local quality

Solution Approach 2:

The tile holder is designed to be self-positioning and self-securing through features such as friction-based grips, geometric interlocking, or spring-loaded mechanisms that automatically adjust to hold the tile securely. This self-service capability simplifies the overall device structure while maintaining high safety performance, as the holder requires minimal operational complexity to function effectively.

Inventive Principle:
Principle #25Self-service

Data Source

PatentUS8210509B2Tile retaining article
Publication Date: 2012.07.03 SAITTA LAURA
  • US8210509B2 patent drawing
  • US8210509B2 patent drawing
  • US8210509B2 patent drawing

AI summary

A tile retaining device that secures a tile or other work piece for cutting is disclosed. The tile retaining device can be used in combination with a circular saw, a wet saw, a band saw, or any other type of mechanical cutting or manipulating device. The tile retaining device secures a tile and provides additional surface area for a user to grasp during the cutting process, which can aid in manually manipulating the work piece through a mechanical cutting or manipulating device. The tile retaining device can also provide cutting guides, and can be adaptable to a variety of shapes and sizes of tiles.