Stretchable Disposable Headrest Cover for Low-Cost Hygiene Protection

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Solution Overview

Problem

Current headrest covers for vehicles and public seating are costly, invasive to install, and inefficient in preventing the transmission of diseases due to high handling and replacement costs, and lack widespread availability and ease of use.

Innovation Solution

A stretchable, breathable, moisture-absorbent hygienic cover with internal resilient bands for secure engagement and a closable opening, along with a pre-packaged sanitizing wipe and compact packaging, allowing easy installation, removal, and disposal by users, addressing the need for cost-effective, widespread protection against contamination.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If reusable headrest covers are used, then protection against contamination is provided, but handling and laundering costs increase

Engineering Contradiction:
Improveprotection against contaminationVSAvoidhandling and laundering costs
Core Design Contradiction:
ReliabilityVSLoss of energy

Solution Approach 1:

The patent employs disposable headrest covers that are inexpensive to manufacture and replace. Each cover is used once or for a single trip, then discarded, eliminating the need for expensive laundering operations. The covers are made from low-cost materials such as plastic or thin fabric that can be easily manufactured in large quantities at minimal cost, making the disposable approach more economical than reusable alternatives that require industrial cleaning.

Inventive Principle:
Principle #27Cheap short-living objects (Disposable)

Solution Approach 2:

The system implements a discard approach where used covers are immediately disposed of after single use. This eliminates the recovery and reprocessing cycle required for reusable covers, removing laundering, drying, and quality inspection steps. The covers are designed for complete disposal rather than recovery, simplifying the entire lifecycle management and reducing operational costs.

Inventive Principle:
Principle #34Discarding and recovering

2Reliability

If reusable headrest covers are implemented, then hygiene protection is achieved, but time and financial burden for cleaning and replacement increases

Engineering Contradiction:
Improvehygiene protectionVSAvoidtime and financial burden for cleaning and replacement
Core Design Contradiction:
ReliabilityVSLoss of time

Solution Approach 1:

Disposable covers eliminate the time-consuming laundering process entirely. Flight attendants or cleaning staff simply remove used covers and replace them with fresh ones, a task that takes seconds compared to the hours required for industrial washing, drying, and folding. This dramatically reduces the time burden on airline personnel and eliminates the financial costs of laundry operations.

Inventive Principle:
Principle #27Cheap short-living objects (Disposable)

Solution Approach 2:

The covers are designed to be easily installed and removed by passengers themselves or flight attendants without requiring specialized cleaning equipment or processes. The self-adhesive or elastic band designs allow for quick attachment and detachment, enabling rapid replacement during passenger boarding or between flights without needing professional cleaning services.

Inventive Principle:
Principle #25Self-service

3Ease of operation

If headrest covers are made stretchable and disposable, then ease of installation and removal is improved, but manufacturing complexity increases

Engineering Contradiction:
Improveease of installation and removalVSAvoidmanufacturing complexity
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The headrest covers are constructed from flexible materials such as stretchable plastic or thin fabric that can easily conform to various headrest shapes and sizes. This flexibility is achieved through material selection and simple construction techniques rather than complex mechanisms. The thin-film nature of the material allows it to stretch over curved surfaces and be quickly removed without tearing, providing ease of installation and removal while maintaining simple manufacturing processes.

Inventive Principle:
Principle #30Flexible shells and thin films

Solution Approach 2:

The covers incorporate elastic bands or adhesive elements with specific physical properties that enable easy attachment and removal. The elastic bands are designed with optimal stretch ratios and adhesive strengths that allow for simple user application without requiring complex assembly tools or processes. These parameter optimizations achieve ease of operation through material science rather than mechanical complexity.

Inventive Principle:
Principle #35Parameter changes

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 provides a cost-effective, easy-to-use, and widely available disposable headrest cover that effectively reduces the transmission of diseases and maintains hygiene by being easy to install and remove, reducing handling costs and ensuring consistent protection for users.

Implementation Method 1

a stretchable, breathable moisture-absorbent fabric

Methodology Applied
Scientific EffectCapillary action: Capillary Action

Implementation Method 2

at least two vertical internal bands of resilient material having a greater modulus of elasticity than that of said fabric

Methodology Applied
Scientific EffectElasticity: Elasticity

Data Source

PatentUS10638845B2Hygienic headrest cover
Publication Date: 2020.05.05 PIERCE THOMAS
  • US10638845B2 patent drawing
  • US10638845B2 patent drawing
  • US10638845B2 patent drawing

AI summary

A stretchable hygienic cover, for utilization with an existing variable geometry vehicle headrest, having an ability to conform itself to dimensions of the existing variable geometry vehicle headrest underlying the stretchable hygienic cover when engaged includes a stretchable, breathable, moisture-absorbent fabric. Further provided in the stretchable hygienic cover is a closable opening allowing the fabric to stretchably fit over an existing variable geometry vehicle headrest, wherein the closable opening may stretch and retract in size to grip on to an existing variable geometry vehicle headrest. The fabric includes at least two vertical internal bands of resilient material having a greater modulus of elasticity than that of said fabric to allow for a secure engagement to the surface of the headrest. These bands are secured within said fabric.