Annular Clamp Stabilizes Heavy Illumination Fixing Part

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Solution Overview

Problem

Existing illumination systems struggle to stably hold heavy lights, particularly those with mounted battery packs, due to their weight and size.

Innovation Solution

The illumination system includes a light with an illumination part, a fixing part connected to the illumination part, and a battery mounting part, along with a holder featuring a holder body, an attachment part, and an annular clamp unit disposed around the fixing part of the light.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Duration of action of moving object

If a battery pack is mounted on the light to extend illumination duration, then the illumination duration is improved, but the weight of the light increases

Engineering Contradiction:
Improveillumination durationVSAvoidweight of light
Core Design Contradiction:
Duration of action of moving objectVSWeight of moving object

Solution Approach 1:

The light system is divided into separate functional modules: the illumination unit and the battery pack. The battery pack can be attached or detached independently from the illumination unit, allowing users to configure the system based on whether extended illumination duration is needed. This segmentation resolves the contradiction by making the weight increase optional rather than mandatory.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The system transitions from a fixed configuration to a dynamic, reconfigurable configuration. The battery pack is designed to be easily attachable and detachable from the light, enabling the system to adapt its weight and functionality based on operational requirements. This dynamic design allows the light to be lightweight when the battery pack is removed and provide extended illumination when the battery pack is attached.

Inventive Principle:
Principle #15Dynamics

2Duration of action of moving object

If the light weight increases due to battery pack mounting, then the illumination duration is extended, but the stability of the light in the holder deteriorates

Engineering Contradiction:
Improveillumination durationVSAvoidstability of light in holder
Core Design Contradiction:
Duration of action of moving objectVSStability of the object's composition

Solution Approach 1:

The holder is designed with a clamp unit that provides localized, concentrated clamping force at the fixing part of the light. This localized reinforcement ensures that the holding stability is improved specifically at the critical interface between the light and holder, without requiring the entire holder structure to be heavier or more complex. The clamp unit creates a stable connection point that can accommodate the additional weight from the battery pack.

Inventive Principle:
Principle #3Local quality

3Device complexity

If a simple holder structure is used, then the device complexity is reduced, but the holding stability of heavy lights deteriorates

Engineering Contradiction:
Improveholder structure complexityVSAvoidholding stability
Core Design Contradiction:
Device complexityVSStability of the object's composition

Solution Approach 1:

The clamp unit acts as an intermediary component between the simple holder body and the light. It provides the necessary mechanical advantage and clamping force to securely hold heavy lights, while the holder body itself remains simple in structure. The clamp unit translates the simple structure into effective holding stability through its mechanical design, resolving the contradiction between simplicity and stability.

Inventive Principle:
Principle #24Intermediary (Mediator)

Data Source

PatentUS12222091B2Illumination system, light, and holder
Publication Date: 2025.02.11 MAKITA CORP
  • US12222091B2 patent drawing
  • US12222091B2 patent drawing
  • US12222091B2 patent drawing

AI summary

An illumination system includes a light and a holder. The light includes: an illumination part from which light is emitted; a fixing part connected to the illumination part; and a battery mounting part to and from which a battery pack is attached and detached. The holder includes: a holder body; an attachment part connected to the holder body and to be attached to a subject; and an annular clamp unit connected to the holder body and disposed around the fixing part.