Universal Connector for Light Painting Photography

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Solution Overview

Problem

Existing light painting photography techniques require frequent changes of light modifying devices and light sources due to size compatibility issues, disrupting the long exposure process and limiting creative flexibility.

Innovation Solution

A universal connector with a conical shape and ridged inner surface that accommodates various flashlight diameters and light modifying devices, allowing quick and secure attachment and detachment during long camera exposures, enabling flexible use of different light sources and effects without interrupting the photography process.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If a universal connector with conical shape and ridges is used to accommodate various flashlight diameters, then adaptability and ease of operation are improved, but device complexity increases

Engineering Contradiction:
Improvecompatibility with various flashlight diametersVSAvoidconnector structure complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The connector is designed with a conical shape and ridged inner surface that can accommodate flashlights of various diameters, allowing a single device to interface with multiple light source sizes. This universal design eliminates the need for multiple specialized connectors for different flashlight diameters.

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

Solution Approach 2:

The connector is divided into distinct functional sections: a conical receiving portion with ridges for securing the flashlight, a cylindrical body section, and a threaded attachment portion for the light modifying device. This segmentation allows each part to perform its specific function efficiently while maintaining overall compatibility.

Inventive Principle:
Principle #1Segmentation

2Adaptability or versatility

If frequent changes of light modifying devices are made due to size compatibility issues, then adaptability is improved, but loss of time and productivity deteriorate

Engineering Contradiction:
Improveability to use different light modifying devicesVSAvoidtime lost during device changes
Core Design Contradiction:
Adaptability or versatilityVSLoss of time

Solution Approach 1:

The connector provides a universal interface that accepts various light modifying devices through its standardized threaded attachment portion. This allows artists to quickly swap between different light modifying devices without needing to match specific size configurations, significantly reducing changeover time during long exposure photography.

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

Solution Approach 2:

The connector is pre-configured with threaded portions and securing mechanisms that allow light modifying devices to be attached and detached rapidly. This preliminary preparation of the connection interface eliminates the need for complex alignment or adjustment during device changes.

Inventive Principle:
Principle #10Preliminary action

3Adaptability or versatility

If a universal connector is designed to accommodate various diameters, then adaptability is improved, but manufacturing precision requirements worsen

Engineering Contradiction:
Improverange of compatible flashlight sizesVSAvoidconical shape and ridge precision
Core Design Contradiction:
Adaptability or versatilityVSManufacturing precision

Solution Approach 1:

The connector employs local quality variations to achieve universal compatibility: the conical portion has a specific taper angle that accommodates range of diameters, while the ridged inner surface provides localized gripping points. This combination allows the connector to adapt to various flashlight sizes without requiring extremely tight tolerances across the entire surface.

Inventive Principle:
Principle #3Local quality

Solution Approach 2:

The conical shape of the connector provides a curved, tapered surface that naturally accommodates flashlights of various diameters. The geometric progression of the cone allows for size adaptation without complex machining, reducing manufacturing precision requirements compared to cylindrical or flat interfaces.

Inventive Principle:
Principle #14Spheroidality (Curvature)

Data Source

PatentUS9416946B1Flashlight fitting for light painting photography
Publication Date: 2016.08.16 PAGE JASON D
  • US9416946B1 patent drawing
  • US9416946B1 patent drawing
  • US9416946B1 patent drawing

AI summary

A universal connector to hold different diameter light emitting devices for use in light painting photography, where the connector is a hollow connector with one end for insertion of a light modifying device and an opposite end having a conical shape so that different diameters of light emitting devices can be quickly changed during a light painting photography exposure. The connector with ridges on an inner surface is made from a soft material that is rigid enough to hold the devices so that different lighting can be quickly produced during a long exposure of a camera.