Plastic Mesh Assembly with Integrated Rotatable Locking Elements

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Solution Overview

Problem

Current furniture manufacturing methods require additional special joining parts and tools to assemble plastic meshes, leading to increased costs, labor, and environmental sensitivity issues, while existing solutions lack a system for forming meshes from injection-molded parts without special tooling or materials.

Innovation Solution

A plastic mesh system comprising parts with integrated male and female rotatable locking elements that can be assembled and released in a single position without tools, allowing for the creation of meshes with various structural designs and colors, which can be easily attached to furniture frames post-shipment.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Strength

If traditional joining parts and tools are used to assemble plastic meshes, then structural strength can be achieved, but device complexity and manufacturing cost increase

Engineering Contradiction:
Improvestructural strengthVSAvoidassembly complexity
Core Design Contradiction:
StrengthVSDevice complexity

Solution Approach 1:

The patent integrates the joining function directly into the mesh parts themselves by incorporating male and female locking elements as integral features of the plastic components. This eliminates the need for separate joining parts and tools, reducing device complexity while maintaining structural strength through the built-in interlocking mechanism.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The mesh parts are designed with self-joining capabilities through integrated locking elements that allow components to connect to each other without external tools or additional joining materials. The parts serve their own joining function, simplifying the assembly process while ensuring structural integrity.

Inventive Principle:
Principle #25Self-service

2Reliability

If additional special joining parts are used for assembly, then structural integrity is maintained, but manufacturing time and labor cost increase

Engineering Contradiction:
Improvestructural integrityVSAvoidmanufacturing efficiency
Core Design Contradiction:
ReliabilityVSProductivity

Solution Approach 1:

The joining functionality is merged into the main mesh parts rather than being separate components. The male and female locking elements are integral features of the plastic mesh components, eliminating the need for additional joining parts and reducing assembly steps, thereby improving manufacturing efficiency while maintaining structural integrity.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The mesh components possess self-joining capabilities through their integrated locking elements, allowing them to connect without external tools or additional materials. This self-service approach reduces labor requirements and accelerates the manufacturing process while ensuring reliable structural connections.

Inventive Principle:
Principle #25Self-service

3Device complexity

If PVC thread is used to weave mesh directly on frame, then additional joining elements are eliminated, but labor cost and manufacturing time increase

Engineering Contradiction:
Improveassembly elementsVSAvoidmanufacturing speed
Core Design Contradiction:
Device complexityVSProductivity

Solution Approach 1:

The mesh parts are pre-manufactured with integrated locking elements already incorporated into their structure through injection molding. This preliminary action of pre-equipping parts with joining capabilities eliminates the need for time-consuming on-site weaving or assembly operations, thereby improving manufacturing speed while reducing the number of assembly elements needed.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The patent transitions from using flexible PVC threads to rigid injection-molded plastic parts with defined geometric locking features. This parameter change in material state and structural form enables faster assembly through predetermined connection points, increasing productivity while simplifying the assembly element requirements.

Inventive Principle:
Principle #35Parameter changes

4Reliability

If multiple fastener elements and tools are used for frame assembly, then secure attachment is achieved, but ease of operation decreases

Engineering Contradiction:
Improveattachment securityVSAvoidassembly ease
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The mesh parts feature self-joining locking elements that enable direct connection to frame components without requiring external fasteners or specialized tools. The integrated male and female locking features allow workers to assemble the mesh to the frame using simple manual operations, greatly improving ease of operation while maintaining secure attachment through the interlocking mechanism.

Inventive Principle:
Principle #25Self-service

Data Source

PatentUS11953039B2Rotationally assembled plastic mesh
Publication Date: 2024.04.09 CALDERÓN ABAD EDUARDO
  • US11953039B2 patent drawing
  • US11953039B2 patent drawing
  • US11953039B2 patent drawing

AI summary

Assemblies plastic mesh for the manufacturing of furniture include a plurality of parts that can be used repeatedly, as all of them are made up of first male locking elements and second female locking elements that do not require extraneous fastening elements for their placement. The parts are joined by means of first locking elements and second locking elements (male and female) with a secure and easy-to-put-together assembly without the risk of the parts coming loose.