Wrapped-Fabric Mouse Pad for Durable Smooth Edges

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Solution Overview

Problem

Conventional mouse pads with soft fabric surfaces suffer from edge roughness and durability issues, leading to deckle edges and fabric loss when subjected to mouse movement, compromising appearance and functionality.

Innovation Solution

A mouse pad design featuring a thermo-compression bonded fabric that covers the entire surface and edge of a flat pad, utilizing thermal contraction fabric and adhesive silicon for secure attachment, preventing deckle edges and fabric loss.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If soft fabric is used for the mouse pad surface, then comfort and texture are improved, but edge durability deteriorates causing deckle edges and fabric loss

Engineering Contradiction:
ImprovecomfortVSAvoidedge durability
Core Design Contradiction:
Ease of operationVSReliability

Solution Approach 1:

The fabric is extended from merely covering the upper surface to wrapping around the edges and covering the lower surface as well, transitioning from a 2D surface coverage to a 3D edge-to-edge coverage, which prevents the fabric edges from fraying and falling off

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

Solution Approach 2:

The fabric is treated as a continuous thin film that wraps around the pad edges, creating a flexible protective shell that maintains comfort on the surface while providing durability at the edges through complete coverage and bonding

Inventive Principle:
Principle #30Flexible shells and thin films

2Ease of manufacture

If fabric is bonded only to the upper surface, then manufacturing simplicity is maintained, but appearance quality deteriorates due to rough edges

Engineering Contradiction:
Improvemanufacturing simplicityVSAvoidappearance quality
Core Design Contradiction:
Ease of manufactureVSManufacturing precision

Solution Approach 1:

The bonding area is extended from the 2D upper surface to include the 3D edges and lower surface, creating complete edge coverage that eliminates rough deckle edges while maintaining a straightforward bonding process

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

3Device complexity

If fabric edges are left exposed, then manufacturing complexity is reduced, but product durability deteriorates causing fabric to fall off

Engineering Contradiction:
Improvemanufacturing complexityVSAvoidproduct durability
Core Design Contradiction:
Device complexityVSReliability

Solution Approach 1:

The fabric coverage is extended to wrap around the edges and cover the lower surface, transitioning from partial surface coverage to complete 3D coverage, which prevents fabric loss while maintaining simple bonding methodology

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

Solution Approach 2:

The fabric is pre-positioned to wrap around the edges before bonding, ensuring complete edge coverage is achieved in advance, which prevents fabric fraying and falling off during subsequent use

Inventive Principle:
Principle #10Preliminary action

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 solution ensures a smooth, durable, and aesthetically pleasing surface by securely attaching the fabric to the pad, preventing edge roughness and fabric detachment during use.

Implementation Method 1

The fabric is smoothly and flatly attached to the surface of the pad by a thermo-compression bonding process

Methodology Applied
Scientific EffectThermal compression bonding: Compression

Implementation Method 2

The fabric 1 can be securely attached on the pad 2 via thermal contraction effect as the fabric 1 shrinks when subjected to heat

Methodology Applied
Scientific EffectThermal contraction: Thermal Contraction

Data Source

PatentUS8394482B2Mouse pad
Publication Date: 2013.03.12 HADES GAMING CORP
  • US8394482B2 patent drawing
  • US8394482B2 patent drawing
  • US8394482B2 patent drawing

AI summary

A mouse pad includes a fabric and a flat pad. The pad has an upper surface and a lower surface corresponding to each other, and an edge is along the periphery of the upper and lower surfaces. The fabric is smoothly and flatly covered on the upper surface, the lower surface, and the edge smoothly and flatly. Thus, by completely covering the upper surface, the lower surface and the edge of the pad, formation of deckle edge or falling off of the fabric to expose the product defect due to lack of durability.