Holster Cleaning Mechanism for Portable Devices

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Solution Overview

Problem

Existing holsters for portable devices do not provide a convenient means to clean the screen or device surface, which can become dirty from use.

Innovation Solution

A holster with a built-in cleaning mechanism, comprising a cleaning head movably coupled to the housing and an actuator, allowing for the removal of dirt, oils, and fingerprints from the device surface, with various embodiments featuring rotatable, slidably coupled, or multi-positionable cleaning heads and actuators for effective cleaning.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Object-affected harmful factors

If a holster with soft lining or cloth material is used to protect the device surface, then the device surface is protected from scratches, but there is no convenient way to clean the screen of the portable device

Engineering Contradiction:
Improvescratch protectionVSAvoidcleaning convenience
Core Design Contradiction:
Object-affected harmful factorsVSEase of operation

Solution Approach 1:

The patent combines the protective holster structure with an integrated cleaning mechanism. The cleaning head is positioned within the holster housing and can contact the device screen when the device is placed in the holster, merging protection and cleaning functions into a single device structure.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The holster is designed to perform multiple functions: it protects the device from scratches through its housing structure and simultaneously cleans the device screen through the integrated cleaning mechanism activated by the actuator.

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

2Ease of operation

If a built-in cleaning mechanism is added to the holster, then convenient cleaning of the device screen is enabled, but the device complexity increases

Engineering Contradiction:
Improvecleaning convenienceVSAvoidholster structure complexity
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The cleaning mechanism is divided into separate components: a cleaning head with cleaning material, an actuator mechanism, and a housing structure. These segmented parts are assembled within the holster, allowing for easier manufacturing and maintenance while achieving the cleaning function.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The actuator serves as an intermediary mechanism that translates user input (pressing the actuator) into the motion required to activate the cleaning head against the screen, providing a simple interface for the cleaning operation.

Inventive Principle:
Principle #24Intermediary (Mediator)

3Ease of operation

If the cleaning head is made movable to contact the device screen, then effective cleaning is achieved, but the manufacturing precision requirements increase

Engineering Contradiction:
Improvecleaning effectivenessVSAvoidcleaning head positioning precision
Core Design Contradiction:
Ease of operationVSManufacturing precision

Solution Approach 1:

The cleaning head is designed to be movable rather than fixed, allowing it to adapt to slight variations in device positioning. The actuator mechanism enables dynamic activation of the cleaning head to contact the screen only when needed, reducing precision requirements for static positioning.

Inventive Principle:
Principle #15Dynamics

Data Source

PatentUS8651352B2Holster for a portable communication device
Publication Date: 2014.02.18 MALIKIE INNOVATIONS LTD
  • US8651352B2 patent drawing
  • US8651352B2 patent drawing
  • US8651352B2 patent drawing

AI summary

A holster for a portable device is described. The holster includes a cleaning mechanism for cleaning a surface of a portable device while it is in the holster. The cleaning mechanism comprises a cleaning head movably coupled to a housing of the holster and positioned adjacent an interior surface of the holster; and an actuator coupled to the cleaning head and positioned on an exterior portion of the holster. Movement of the actuator moves the cleaning head, cleaning a portion of a surface of the portable device.