Manufactured Stone Blocks with Hidden Mortar Joints

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Solution Overview

Problem

Conventional building materials struggle to integrate natural stone and brick structures effectively, as irregular stone shapes are difficult to use with bricks, and existing manufactured stone tiles do not easily combine with bricks, leading to aesthetic and structural issues.

Innovation Solution

Manufactured stone blocks with hidden mortar joints that mimic the appearance of dry-stack stone walls, allowing for dimensional compatibility with bricks and providing strength through mortar or grout, while featuring simulated irregular stone portions for a natural appearance.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Shape

If natural stones are used for wall construction, then aesthetic appearance and natural look are improved, but weight increases and irregular shapes make construction difficult and time-consuming

Engineering Contradiction:
Improvenatural stone appearanceVSAvoidconstruction ease
Core Design Contradiction:
ShapeVSEase of manufacture

Solution Approach 1:

The patent creates manufactured stone blocks that copy the aesthetic appearance of natural stones while using regular geometric shapes. The blocks feature simulated stone surfaces with varied textures, colors, and patterns that mimic natural stone looks, but maintain uniform dimensions for easy construction similar to bricks

Inventive Principle:
Principle #26Copying

Solution Approach 2:

The patent introduces asymmetry in the visual appearance of the stone blocks through simulated irregular surfaces, varied coloring, and textured faces that look natural. However, the overall block geometry remains symmetric and regular, allowing for systematic laying patterns and easy construction

Inventive Principle:
Principle #4Asymmetry

2Ease of manufacture

If manufactured stone tiles are used, then regular shapes ease construction, but they cannot be easily integrated with conventional bricks creating aesthetic and structural problems

Engineering Contradiction:
Improveconstruction easeVSAvoidintegration with bricks
Core Design Contradiction:
Ease of manufactureVSAdaptability or versatility

Solution Approach 1:

The patent designs stone blocks with universal dimensions that serve multiple functions: they can be laid individually like traditional stone, stacked like bricks with mortar joints, and integrated with conventional brick walls. The blocks accommodate various laying patterns and can be combined with bricks of standard dimensions, providing versatility in wall construction designs

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

3Ease of manufacture

If stone tiles are plastered to the building side, then installation is simplified, but the insulating space between wall and building side is lost

Engineering Contradiction:
Improveinstallation easeVSAvoidinsulation performance
Core Design Contradiction:
Ease of manufactureVSUse of energy by stationary object

Solution Approach 1:

The patent segments the wall construction into modular blocks that can be stacked with spacing, creating an insulating air gap between the wall and the building structure. This segmentation allows the insulating cavity to be maintained while still providing secure attachment points for each block

Inventive Principle:
Principle #1Segmentation

4Shape

If irregular stone shapes are used, then natural appearance is achieved, but individual stones must be broken or sculpted to fit corners and sides increasing time and waste

Engineering Contradiction:
Improvenatural stone appearanceVSAvoidconstruction time
Core Design Contradiction:
ShapeVSLoss of time

Solution Approach 1:

The patent copies only the essential aesthetic features of natural stones (surface texture, color variation, patterning) while using regular geometric shapes. This eliminates the need for breaking or sculpting individual blocks to fit corners and sides, as the uniform dimensions allow for precise cutting and fitting without waste

Inventive Principle:
Principle #26Copying

Data Source

PatentUS9388571B2Stone fabrication system with hidden mortar joint
Publication Date: 2016.07.12 BROWN DUSTIN A
  • US9388571B2 patent drawing
  • US9388571B2 patent drawing
  • US9388571B2 patent drawing

AI summary

A manufactured stone block for use in building a structure having a front surface with a simulated natural stone appearance. A portion of an upper surface of the block includes a recessed mortar joint for a user to place mortar therein to secure the manufactured stone block to an adjacent surface.