Fastener Identification Receptacle with Position Markers

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Solution Overview

Problem

Existing systems for assembling components, particularly in aircraft construction, face challenges in systematically identifying and selecting correctly sized fastening elements due to their negligible variations, leading to errors in visual differentiation.

Innovation Solution

A system comprising a receptacle with identification elements and a housing that coordinates fastening elements by shape, size, and material, using an optical projection system and coding elements like RFID chips to ensure correct allocation and easy identification of fastening elements for specific connection sites.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If fastening elements are stored in a receptacle without identification elements, then the device complexity is reduced, but the reliability of fastening element selection deteriorates due to visual differentiation errors

Engineering Contradiction:
Improvefastening element selection accuracyVSAvoidsystem structure
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent applies color-coded identification elements (e.g., colored rings, labels, or markings) on fastening elements and corresponding receptacle positions to enable quick visual identification. Different colors represent different fastening element types, sizes, or applications, allowing workers to rapidly select the correct fastening element without complex procedures or tools.

Inventive Principle:
Principle #32Color changes

2Productivity

If multiple fastening elements are stored together in a single receptacle, then the productivity is improved by reducing the number of receptacles, but the ease of operation deteriorates due to difficulty in locating specific fastening elements

Engineering Contradiction:
Improveassembly speedVSAvoidfastening element location
Core Design Contradiction:
ProductivityVSEase of operation

Solution Approach 1:

The patent implements unique identification elements at each receptacle position or compartment, where each location has distinct visual markers corresponding to specific fastening element types. This allows multiple different fastening elements to be stored in one receptacle while maintaining easy locatability through localized identification features at each storage position.

Inventive Principle:
Principle #3Local quality

3Manufacturing precision

If fastening elements with negligible dimensional variations are used, then the manufacturing precision is improved, but the ease of operation deteriorates due to inability to visually differentiate between fastening elements

Engineering Contradiction:
Improvefastening element dimensioningVSAvoidvisual differentiation
Core Design Contradiction:
Manufacturing precisionVSEase of operation

Solution Approach 1:

The patent introduces identification elements as intermediary visual markers that do not affect the fastening element dimensions but provide differentiation. These markers (such as colored bands, labels, or surface treatments) are applied to fastening elements with negligible dimensional variations, enabling visual distinction without compromising manufacturing precision or fastening performance.

Inventive Principle:
Principle #24Intermediary (Mediator)

Data Source

PatentUS8668084B2System for the identification of different fastening elements
Publication Date: 2014.03.11 BROETJE AUTOMATION
  • US8668084B2 patent drawing
  • US8668084B2 patent drawing
  • US8668084B2 patent drawing

AI summary

A system for identification of different fastening elements used for connecting of components of a unit to be assembled has a receptacle to receive different fastening elements which differ from each other with regard to shape and/or size and/or material and are coordinated to the components which are respectively to be connected so that the number of fastening elements which are able to be received by the receptacle corresponds at least to the number of connection sites on the components, a housing which serves to receive the receptacle, and identification elements to display the individual charging position of a fastening element in the receptacle.