Modular Light Stand Boom Arm for Fast Length and Angle Adjustment

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Solution Overview

Problem

Existing light stand boom arms are limited by their inability to rapidly adjust length and angle, complicating flexible lighting adjustments and reducing efficiency and user experience.

Innovation Solution

An adjustable light stand boom arm with a docking mechanism, mounting mechanism, adjusting mechanism, and fixing mechanism, allowing for rapid length and angle adjustments through connecting rods, rotating studs, and sliding blocks to facilitate quick mounting and dismounting of photographic instruments.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Speed

If the boom arm uses a traditional telescopic structure with multiple sections, then it can bear the weight of the light and maintain stability, but it cannot be adjusted rapidly and the operation process is complicated

Engineering Contradiction:
Improveadjustment speedVSAvoidstructure complexity
Core Design Contradiction:
SpeedVSDevice complexity

Solution Approach 1:

The boom arm is divided into multiple detachable support sections that can be quickly connected and disconnected. Each support section has a standardized docking mechanism with mounting openings and connecting rods, allowing rapid assembly and disassembly without complex operations, thus improving adjustment speed while maintaining structural stability.

Inventive Principle:
Principle #1Segmentation

2Adaptability or versatility

If the boom arm uses a fixed length design, then the structure is simple and stable, but it cannot be flexibly adjusted to different lighting ranges and shooting demands

Engineering Contradiction:
ImproveadjustabilityVSAvoidstructure complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The boom arm transforms from a fixed length design to a dynamically adjustable structure. Multiple support sections with standardized docking mechanisms allow the user to quickly change the overall length by connecting or disconnecting sections, providing flexibility for different lighting ranges while keeping each individual section structurally simple.

Inventive Principle:
Principle #15Dynamics

3Ease of operation

If the boom arm uses a traditional locking device for angle adjustment, then it can maintain stability, but the operation process is complicated and inefficient

Engineering Contradiction:
Improveoperation simplicityVSAvoidadjustment time
Core Design Contradiction:
Ease of operationVSLoss of time

Solution Approach 1:

The docking mechanism incorporates self-aligning features with mounting openings and connecting rods that guide the connection process. The standardized interfaces allow the supports to be quickly connected and locked into position through intuitive alignment and engagement, reducing the need for complex manual adjustment operations and minimizing adjustment time.

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

Enables rapid and precise adjustments of length and angle, reducing operation time and improving the efficiency and practicality of lighting setups.

Implementation Method 1

an end of the second rotating stud away from the mounting-dismounting block is fixedly connected with a spring

Methodology Applied
Scientific EffectElasticity: Elasticity

Implementation Method 2

an inside of the fixing opening is threadedly connected with a third rotating stud

Methodology Applied
Scientific EffectScrew mechanism: Screw

Data Source

PatentUS12416397B1Adjustable light stand boom arm
Publication Date: 2025.09.16 NINGBO YUTIAN MOVIE & TELEVISION EQUIPMENT CO LTD
  • US12416397B1 patent drawing
  • US12416397B1 patent drawing
  • US12416397B1 patent drawing

AI summary

The invention relates to the technical field of light stand boom arms, and discloses an adjustable light stand boom arm, including supports. An inside of each of the supports is provided with a mounting opening, an inside of the mounting opening is provided with a docking mechanism for docking, and an outside of the support is fixedly connected with a fixed block. In the invention, the connection of the plurality of supports and the change of angles are realized, and an overall length of the supports can be adjusted, thereby improving the practicability of the supports and the efficiency of photography.