Actuated Eyeglass Temple Tips for Adaptive Length Adjustment

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Solution Overview

Problem

Traditional eyeglass frames cannot be easily adjusted without replacing parts, and bending or straightening temple tips does not change their length, leading to discomfort for wearers.

Innovation Solution

Intelligent actuated temple tips controlled by an actuator system that adjusts the length of eyeglass temples using pneumatic actuators, guided by a machine learning model predicting optimal lengths based on user feedback and historical data.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If traditional eyeglass frames are used, then the frame structure remains simple and stable, but the temple length cannot be adjusted without replacement or heat treatment

Engineering Contradiction:
Improvetemple length adjustabilityVSAvoidframe structure complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The patent applies the dynamics principle by transforming the static temple structure into a dynamic one. The temple incorporates an actuator system that enables the temple length to change dynamically based on user needs. The actuator can extend or retract the temple arm, allowing the length to be adjusted on-demand rather than being fixed during manufacturing. This dynamic capability resolves the contradiction by providing adjustability without requiring complex replaceable parts or heat treatment processes.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The patent replaces traditional mechanical adjustment methods (such as heat treatment or manual bending) with an actuated mechanical system. Instead of using thermal or manual processes to adjust temple length, the invention employs an actuator mechanism that can precisely control the temple extension and retraction. This substitution eliminates the need for complex manual adjustment procedures while providing controlled, repeatable length changes.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

2Ease of operation

If pneumatic actuators are added to adjust temple length, then adaptability and comfort are improved, but device complexity and manufacturing difficulty increase

Engineering Contradiction:
Improvetemple adjustment convenienceVSAvoidframe manufacturing complexity
Core Design Contradiction:
Ease of operationVSEase of manufacture

Solution Approach 1:

The patent directly applies the pneumatics principle by incorporating pneumatic actuators into the temple structure. These actuators use compressed air or vacuum to drive the extension and retraction of the temple arm. The pneumatic system provides smooth, controlled movement with minimal mechanical complexity compared to traditional motorized or spring-based mechanisms. This approach improves ease of operation while keeping the manufacturing process relatively simple, as pneumatic components are well-established and can be integrated into existing frame production workflows.

Inventive Principle:
Principle #29Pneumatics and hydraulics

Solution Approach 2:

The patent applies parameter changes by utilizing pressure variations within the pneumatic actuator to control temple length. By changing the air pressure or vacuum level, the actuator transitions between extended and retracted states. This parameter-based control simplifies the manufacturing process compared to precision-mechanical systems, as it relies on readily controllable pressure parameters rather than complex mechanical linkages or electronic controls.

Inventive Principle:
Principle #35Parameter changes

3Measurement precision

If machine learning models are used to predict optimal temple lengths, then user comfort is enhanced, but system complexity and data processing requirements increase

Engineering Contradiction:
Improveoptimal temple length predictionVSAvoidcontrol system complexity
Core Design Contradiction:
Measurement precisionVSDevice complexity

Solution Approach 1:

The patent applies the feedback principle by implementing a machine learning model that uses user feedback and historical data to predict optimal temple lengths. The system continuously learns from user interactions, adjusting predictions based on comfort feedback, wear time data, and environmental conditions. This feedback loop enables precise prediction of optimal temple length without requiring complex real-time control systems, as the machine learning model processes information autonomously and provides guidance to the actuator system.

Inventive Principle:
Principle #23Feedback

Solution Approach 2:

The patent applies the self-service principle by enabling the system to automatically determine optimal temple lengths using machine learning algorithms. The machine learning model autonomously analyzes user data, patterns, and preferences to predict the most comfortable temple length without requiring manual input or complex user intervention. This self-service capability reduces control system complexity by eliminating the need for sophisticated user interfaces or manual adjustment mechanisms, while still achieving high measurement precision through data-driven predictions.

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

Provides a comfortable fit by dynamically adjusting temple lengths, enhancing user comfort and convenience without the need for frame replacement.

Implementation Method 1

The actuators may be, for example, pneumatic actuators that are connected via an air line to a tank of compressed air or gas.

Methodology Applied
Scientific EffectPneumatics:

Data Source

PatentUS20250347927A1Intelligent actuated temple tips
Publication Date: 2025.11.13 SNAP INC
  • US20250347927A1 patent drawing
  • US20250347927A1 patent drawing
  • US20250347927A1 patent drawing

AI summary

Systems and methods herein describe an actuator control system for controlling intelligent actuated temple tips of a pair of eyeglasses. The actuator control system receives a set of measurements corresponding to a length of eyeglass temple tips on a pair of eyeglasses, receives, from a user of the pair of eyeglasses, user feedback corresponding to a position of the eyeglass temple tips, generating a predicted set of measurements for the length of the eyeglass temple tips using a machine learning model, and transmits the predicted set of measurements to pneumatic actuators coupled to the eyeglass temple tips.