Detachable Eyewear Hinge Mechanism for Temple Swapping

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Solution Overview

Problem

Conventional eyewear hinges are prone to thread stripping and loosening, making it difficult to remove and replace temples, leading to maintenance and storage challenges due to the inability to easily change the appearance or function of eyeglasses.

Innovation Solution

A detachable hinge system comprising a pin, pin housing, and receiving mount with a spring-loaded mechanism allows temples to be quickly and easily attached and detached from the front frame, using a knob to retract and lock the pin into place within apertures on the receiving mount.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If conventional interlocking hinges with screws are used to attach temples to the frame, then the temples can be securely attached, but the threads may become stripped or the screws may loosen and fall out over time

Engineering Contradiction:
Improveattachment reliabilityVSAvoidmaintenance difficulty
Core Design Contradiction:
ReliabilityVSEase of repair

Solution Approach 1:

The patent extracts the screw and threading mechanism from the hinge assembly, replacing them with a push-button detachment system. The temple can be removed by simply pressing a button on the hinge, eliminating screws that can strip or loosen, while maintaining secure attachment during normal use through the interlocking hinge design

Inventive Principle:
Principle #2Taking out (Extraction)

2Adaptability or versatility

If conventional fixed hinges are used, then the temples remain securely attached to the frame, but the temples cannot be easily removed or replaced to change appearance or function

Engineering Contradiction:
Improvetemple interchangeabilityVSAvoidattachment removal ease
Core Design Contradiction:
Adaptability or versatilityVSEase of operation

Solution Approach 1:

The patent transforms the static, fixed hinge connection into a dynamic system that can transition between locked and unlocked states. The push-button mechanism allows the hinge to dynamically change from a secure attached state to an easily removable state, enabling temple interchangeability while maintaining operational simplicity

Inventive Principle:
Principle #15Dynamics

3Adaptability or versatility

If multiple pairs of eyeglasses are purchased to meet different needs, then the user can have various appearances and functions, but the cost, storage, and maintenance requirements become prohibitive

Engineering Contradiction:
Improveeyewear functionality varietyVSAvoidnumber of eyeglasses
Core Design Contradiction:
Adaptability or versatilityVSQuantity of substance

Solution Approach 1:

The patent makes the eyewear frame universal by enabling multiple temples to be attached to the same frame. The detachable hinge system allows a single frame to serve multiple functions and appearances by accepting different temple configurations, eliminating the need to own multiple complete eyeglass sets

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

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 easy swapping and storage of eyewear temples, reducing maintenance costs and storage requirements by allowing users to quickly change the appearance or function of their eyeglasses without the risk of thread stripping or loosening.

Implementation Method 1

an inner member within the outer member that has an upper head extending from the upper end of the outer member and a lower head extending from the lower end of the outer member, the upper head and lower head of the inner member connected to each other by a coil spring

Methodology Applied
Scientific EffectSpring: Spring

Data Source

PatentUS10114231B1Eyewear with detachable temples
Publication Date: 2018.10.30 ARMSTRONG ERIC WILLIAM
  • US10114231B1 patent drawing
  • US10114231B1 patent drawing
  • US10114231B1 patent drawing

AI summary

An eyewear with detachable temples includes a front frame, a detachable hinge, and temples extending rearwardly from opposing sides of the front frame. The detachable hinge includes a receiving mount attached to opposing sides of the front frame, a pin housing attached to the temples, and a pin within the pin housing that can be removably connected to the receiving mounts.