Spectacle Case with Removable Decorative Accessories

Resolve Bottlenecks,
Find Innovative Solutions
Generate Solutions

Solution Overview

Problem

Conventional spectacle cases lack personalization options due to fixed printed or engraved patterns, forcing users to purchase new cases to change their appearance, leading to inventory and production inefficiencies for manufacturers and retailers.

Innovation Solution

A spectacle case design that allows removable and interchangeable decorative accessories, such as elastic or plastic sheets with printed patterns, secured using magnetic, Velcro, or dovetail rail systems, enabling users to customize their case without replacing the entire unit.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If printed or engraved patterns are fixed on the spectacle case lid, then the case has a decorative appearance, but the user cannot change the appearance without buying a new case

Engineering Contradiction:
Improveappearance customizationVSAvoidcase structure
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The decorative pattern is segmented from the case body into a separate removable accessory. The case lid maintains a plain base surface, while decorative elements are provided as independent pieces that can be attached or removed as needed, allowing appearance changes without modifying the case structure itself.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The case lid is designed with a universal attachment surface that can accommodate multiple different decorative accessories. The plain lid surface serves both as a structural component and as a versatile mounting platform for various decorative elements, enabling one case to serve multiple aesthetic functions.

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

2Adaptability or versatility

If multiple spectacle case variants are produced to satisfy user personalization needs, then users can choose from more options, but manufacturers and retailers face increased production and inventory costs

Engineering Contradiction:
Improvedecorative optionsVSAvoidinventory volume
Core Design Contradiction:
Adaptability or versatilityVSQuantity of substance

Solution Approach 1:

The product line is segmented into a common case body and separate decorative accessories. Manufacturers produce one standard case design and multiple decorative pieces, allowing retailers to stock fewer case variants while still offering extensive customization options through the interchangeable accessories.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

Multiple decorative designs are merged into a single case through the attachment mechanism. Instead of producing multiple case variants, the system combines a universal case with separate decorative elements, achieving the effect of multiple products through a single base unit plus accessories.

Inventive Principle:
Principle #5Merging (Combining)

3Adaptability or versatility

If a user buys a new spectacle case to change its appearance, then the appearance is updated, but the user incurs additional cost

Engineering Contradiction:
Improveappearance changeVSAvoidfinancial cost
Core Design Contradiction:
Adaptability or versatilityVSLoss of substance

Solution Approach 1:

The decorative element is extracted from the permanent case structure and made into a separate removable component. Users can remove unwanted decorative elements and attach different ones without replacing the entire case, extracting only the decorative function from the case body and allowing independent replacement.

Inventive Principle:
Principle #2Taking out (Extraction)

Solution Approach 2:

When users want to change the appearance, they discard (remove) the old decorative accessory and recover (keep) the base case. The removable decorative element can be set aside or replaced, while the valuable case body is retained and reused with new decorative elements.

Inventive Principle:
Principle #34Discarding and recovering

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

Enables users to easily change the appearance of their spectacle case according to personal taste, reducing the need for multiple case variants in stock and production, while allowing for a wide range of decorative options in a compact storage format.

Implementation Method 1

the fixing device comprises at least one fixing means in the form of a magnet and the decorative accessory a complementary magnet intended to cooperate with the magnet of the fixing device

Methodology Applied
Scientific EffectMagnetism: Magnetism

Implementation Method 2

the fixing device comprises at least one fixing means under form of at least one band comprising loops or hooks and the decorative accessory at least one band comprising hooks or complementary loops intended to cooperate with the band of the fastening device

Methodology Applied
Scientific EffectMechanical Fastener: Mechanical Fastener

Data Source

PatentEP3103362B1Spectacle case
Publication Date: 2020.02.19 AMMOUCHE ABDELKADER
  • EP3103362B1 patent drawingFigure 1~2
  • EP3103362B1 patent drawingFigure 3~4

AI summary

Glasses case (1) characterized in that it includes on at least one of the external surfaces (12) of the glasses case (1) at least one fastening device comprising at least one fastening means (13) intended to removably fix at least one decorative accessory (14) of the glasses case (1) comprising at least one fastening means (15) complementary to that of the fastening device.