Spring-Loaded Flag Clamp for Portable Chair Mounting

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Solution Overview

Problem

Existing flag attachment devices are bulky, complex, and not suitable for frequent transport to various locations, limiting their use at different events and venues.

Innovation Solution

A compact, easy-to-use mechanical device with a spring-loaded clamping mechanism that attaches to portable chairs, allowing multiple flags to be displayed vertically and horizontally, featuring rotating elbow pieces and adjustable washers for different flag sizes, and optional locking features.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If a flag attachment device is designed to be robust and functional, then it achieves reliable flag display, but it becomes bulky and complex

Engineering Contradiction:
Improveflag display reliabilityVSAvoiddevice structure complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The device is divided into separate functional modules: a clamp assembly for attachment, an extension arm with elbow joint for positioning, and a flag mounting mechanism. This segmentation allows each component to be simple and easy to manufacture while maintaining overall reliability through modular assembly.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The clamp assembly is designed with universal adaptability to attach to various portable chair types (beach chairs, camping chairs, folding chairs) through a standardized spring-loaded clamping mechanism. The extension arm can accommodate multiple flag positions and orientations, making the device versatile for different display needs without requiring multiple specialized components.

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

2Weight of moving object

If a flag attachment device is designed for frequent transport, then it becomes compact and portable, but it may reduce functional capability

Engineering Contradiction:
Improvedevice portabilityVSAvoidflag display adaptability
Core Design Contradiction:
Weight of moving objectVSAdaptability or versatility

Solution Approach 1:

The extension arm telescopes into the clamp assembly when not in use, and the elbow joint folds back along the arm's length. This nesting capability allows the entire device to be collapsed to a minimal size for easy storage in vehicle trunks or cargo areas, while fully extending to its functional configuration when deployed at an event.

Inventive Principle:
Principle #7Nested doll (Nesting)

Solution Approach 2:

The device incorporates movable joints and telescoping sections that transition between compact and extended states. The spring-loaded clamp dynamically adjusts to different chair thicknesses, and the elbow joint allows dynamic repositioning of the flag to various angles and heights, maintaining adaptability throughout the transport-deploy cycle.

Inventive Principle:
Principle #15Dynamics

3Ease of manufacture

If a flag attachment device uses simple components, then it is easy to manufacture and cost-effective, but it may lack adjustability for different flag sizes

Engineering Contradiction:
Improvemanufacturing simplicityVSAvoidflag size accommodation
Core Design Contradiction:
Ease of manufactureVSAdaptability or versatility

Solution Approach 1:

The extension arm features an adjustable length mechanism with telescoping sections that can be extended or retracted to accommodate different flag sizes and pole diameters. The elbow joint provides adjustable angular positioning to optimize flag display angles for various flag dimensions. These parameter adjustments are achieved through simple mechanical interfaces that maintain ease of manufacture while providing versatile adaptability.

Inventive Principle:
Principle #35Parameter changes

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 simple, versatile, and adjustable flag display on various portable structures, accommodating multiple flags and easy transport, while being cost-effective and easy to manufacture.

Implementation Method 1

spring loaded clamping mechanism

Methodology Applied
Scientific EffectElasticity: Elasticity

Data Source

PatentUS11430355B2Display clamp
Publication Date: 2022.08.30 SPORT CLAMPS INC
  • US11430355B2 patent drawing
  • US11430355B2 patent drawing
  • US11430355B2 patent drawing

AI summary

A means for displaying flags on outriggers. More specifically, a simple adjustable mechanical device comprising a spring loaded clamping mechanism for displaying multiple flags both vertically and horizontally.