Conductive Thermoplastic Dryer Disk for Chemical-Free Static Discharge
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Solution Overview
Problem
Conventional static discharge devices for fabrics are either expensive to manufacture, provide limited anti-static characteristics, and may interfere with flame-resistant materials, or use chemical-based solutions that pose safety concerns.
Innovation Solution
A static discharge device formed from conductive thermoplastic material with blended conductive strands, such as carbon fiber, which dissipates static charge through conductive properties without chemicals, ensuring safety on flame-resistant materials and reusability.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Object-affected harmful factors
If conventional fabric softeners are used to remove static from fabrics, then static charge is reduced, but chemical residues and safety concerns arise
Solution Approach 1:
The patent replaces chemical-based static removal mechanisms with a mechanical/conductive system. The conductive dryer disc uses electrical conduction to dissipate static charge from fabrics through direct contact during the drying cycle, eliminating the need for chemical fabric softeners while maintaining static removal effectiveness.
Solution Approach 2:
The conductive dryer disc acts as an intermediary between the fabrics and the ground. It provides a conductive pathway that allows static charges to transfer from the fabrics through the disc to the ground, safely dissipating the charge without requiring chemical substances.
2Object-affected harmful factors
If dryer sheets are used for static removal, then anti-static characteristics are provided, but they interfere with flame-resistant materials
Solution Approach 1:
The conductive dryer disc replaces chemical-based anti-static agents with a physical conduction system. By using a conductive material that provides an electrical pathway for charge dissipation, the system achieves static removal without applying chemical coatings that would compromise the flame-resistant properties of fabrics.
3Object-affected harmful factors
If conventional static discharge devices are used, then static charge is removed, but manufacturing costs increase
Solution Approach 1:
The patent changes the electrical conductivity parameter of the dryer disc by incorporating conductive materials or structures. This parameter change enables the disc to dissipate static charge effectively while maintaining a simple, cost-effective design that can be manufactured using conventional processes, avoiding the need for expensive complex systems.
4Object-affected harmful factors
If dryer sheets are used for static removal, then anti-static effect is achieved, but they are limited to single use
Solution Approach 1:
The conductive dryer disc is designed to be reusable and self-regenerating. Unlike single-use dryer sheets that deplete their chemical ingredients, the conductive disc maintains its charge-dissipating properties throughout multiple drying cycles, providing continuous anti-static protection without requiring replacement or recharging.
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
Effectively removes static charge from fabrics without chemicals, maintaining a chemical-free environment, reducing friction and noise, and ensuring safety on children's sleepwear and flame-resistant garments, while being cost-effective and reusable.
Implementation Method 1
A static discharge device formed from conductive thermoplastic material with blended conductive strands, such as carbon fiber, which dissipates static charge through conductive properties
Implementation Method 2
Electrons can migrate to the electrical conductor to dissipate the static charge from fabrics before the static discharge accumulates to high levels
Data Source
AI summary
A static discharge device is formed of an electrical conductor to dissipate static charge from materials including fabrics, clothing and hair. The static discharge device can be used in a clothes dryer. Electrons can migrate to the electrical conductor to dissipate the static charge from materials. The static discharge device can be formed of a conductive thermoplastic material including a polymer and strands of metal or carbon.