Flexible Segmented Hand Tool for Tile Seam Cleaning
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Solution Overview
Problem
Current methods for removing excess mastic and debris from tile seams are time-consuming and inefficient, often resulting in either insufficient or excessive removal, which affects the secure seating of grout and the bonding between tiles.
Innovation Solution
A hand tool with multiple straight sides and rectangular projections, made from flexible materials like rubber or thermoplastic, is used to efficiently clean excess mastic from tile seams by sliding along the edges, creating a deep, rectangular trough for secure grout seating, while avoiding scratching the tile surface.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Productivity
If manual methods are used to remove excess mastic from tile seams, then the process is simple and requires minimal equipment, but the process is time-consuming and inefficient
Solution Approach 1:
The hand tool is divided into multiple functional segments: a body portion for general cleaning and multiple projections of varying widths for different seam sizes. Each projection can be selectively engaged to match specific seam widths, enabling efficient and precise mastic removal without manual adjustment of the entire tool.
Solution Approach 2:
The projections are pre-configured with specific widths (e.g., 1/16 inch, 3/32 inch, 1/8 inch, 3/16 inch) to match common tile seam widths. This preliminary configuration allows the user to directly engage the appropriate projection with the seam without measurement or adjustment, immediately beginning efficient mastic removal.
2Reliability
If excessive mastic is removed from the seam, then the seam is thoroughly cleaned, but the tile bonding is compromised
Solution Approach 1:
The tool applies different cleaning actions to different locations: the projections clean the seam area where excess mastic accumulates, while the body portion cleans the tile surfaces. The projections are designed to engage only the seam space between tiles, leaving the bonding area at the bottom of the seam intact, thus achieving thorough cleaning without compromising bond strength.
Solution Approach 2:
The tool performs partial cleaning by targeting only the excess mastic in the upper portions of the seam and tile surfaces, while deliberately leaving some mastic remaining at the bottom of the seam where it is needed for bonding. This controlled partial removal ensures both clean grout seating and adequate bonding material.
3Stability of the object's composition
If rigid materials are used for the hand tool, then the tool structure is stable, but the tile surface may be scratched
Solution Approach 1:
The hand tool is constructed from flexible materials such as rubber or thermoplastic elastomers. This flexibility allows the tool to conform to the tile surface and seam geometry while maintaining structural integrity. The flexible material prevents scratching by absorbing minor surface irregularities and providing a non-abrasive contact surface, yet remains stable enough to effectively remove excess mastic.
4Adaptability or versatility
If a single-width projection is used, then the tool design is simple, but the tool cannot accommodate different seam widths
Solution Approach 1:
The tool incorporates multiple projections of different widths (e.g., 1/16 inch, 3/32 inch, 1/8 inch, 3/16 inch) attached to a single body. Each projection serves as an independent element that can be selectively engaged with seams of corresponding widths, providing adaptability without requiring multiple separate tools or complex adjustment mechanisms.
Solution Approach 2:
A single hand tool body integrates multiple functions by incorporating projections of various widths, allowing one tool to handle multiple seam width scenarios. The user can engage different projections based on the specific seam width encountered, making the tool universally applicable to various tile installations without increasing overall tool complexity.
Applied Scientific Principles
This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.
Function Achieved in This Case
The tool effectively removes excess mastic and debris, ensuring a consistent seam depth for secure grout placement and tile bonding, improving the efficiency and quality of tile installation and grout application.
Implementation Method 1
The resulting structure should not be entirely stiff/rigid, but should have sufficient flexibility so that the hand tool edges can engage the tile surface in a squeegee-like fashion without scratching the surface of the tile
Data Source
AI summary
The invention is hand tool and methods of use therefor for removing excess mastic and other debris from spacing between tiles. The device has a polygonal body, with a single projection extending from each side. Each projection has a different width and/or length, and is sized to fit in the spacing between adjacent tiles. Methods of installing and/or renovating and/or repairing tile with the hand tool are also disclosed.