Tether-Free Dual-Aperture Barcode Scanner Tower Housing

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Solution Overview

Problem

Dual-aperture barcode scanners have a tower housing that is difficult to service due to being tethered, making it cumbersome for technicians to access and maintain components within the tower.

Innovation Solution

A dual-aperture barcode scanner design featuring a tether-free tower housing, where the main housing portion slides rearward and the bezel portion slides upward, allowing for easy removal without electrical connections, utilizing non-contact capacitive switches and indicator lights for operator feedback.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Stability of the object's composition

If the tower housing is tethered to the main body, then the structural integrity and stability are improved, but the ease of servicing and maintenance deteriorates

Engineering Contradiction:
Improvestructural integrityVSAvoidease of servicing
Core Design Contradiction:
Stability of the object's compositionVSEase of repair

Solution Approach 1:

The housing is divided into a main body portion and a tower portion that can be separated from each other. The tower portion can be detached from the main body without requiring disconnection of electrical connections, as the switches and indicator lights are integrated into the housing structure itself rather than being separate wired components.

Inventive Principle:
Principle #1Segmentation

2Reliability

If the tower housing includes wired switches and indicator lights, then the reliability of component connections is improved, but the ease of operation and maintenance deteriorates

Engineering Contradiction:
Improveconnection reliabilityVSAvoidease of maintenance
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The housing serves multiple functions including structural enclosure, switch activation, and indicator light housing. The housing itself is configured to be activated by user interaction (e.g., pushing the housing to activate switches), eliminating the need for separate wired control mechanisms and simplifying both operation and maintenance.

Inventive Principle:
Principle #25Self-service

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

Facilitates effortless servicing of internal components by eliminating the need for tethers, enhancing maintenance efficiency and reducing service time.

Implementation Method 1

non-contact capacitive switches

Methodology Applied
Scientific EffectCapacitive sensing: Capacitance

Implementation Method 2

light emitting diodes

Methodology Applied
Scientific EffectLight emitting diode effect: Light Emitting Diode

Data Source

PatentUS7997493B2Dual-aperature barcode scanner with tether-free tower housing
Publication Date: 2011.08.16 NCR VOYIX CORP
  • US7997493B2 patent drawing
  • US7997493B2 patent drawing
  • US7997493B2 patent drawing

AI summary

A dual-aperture barcode scanner with tether-free housing. The scanner includes vertical portion including switches and a housing adjacent to but separated from the switches.