Clip-Mounted Folding Chair Canopy With 360° Shade Adjustment

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Solution Overview

Problem

Existing folding chairs with canopies or umbrellas often limit foldability or require removal for storage, and provide limited adjustability for sun or rain protection.

Innovation Solution

A detachable canopy or umbrella with a clip connection that can be mounted to either side of the chair, featuring adjustable positioning via push button hinges and a non-symmetrical design, allowing for 360° rotation and incremental angle locking, enabling the chair to be folded with the canopy attached and providing protection from the sun and rain.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Object-affected harmful factors

If a canopy is mounted to the back of the chair using a centered arm or post, then the canopy provides sun and rain protection, but the chair foldability is limited and the canopy must be removed before folding

Engineering Contradiction:
Improveprotection from sun and rainVSAvoidchair foldability
Core Design Contradiction:
Object-affected harmful factorsVSEase of operation

Solution Approach 1:

The canopy mounting system is segmented into separate attachment points on opposite sides of the chair frame, allowing the canopy to be supported laterally without interfering with the folding mechanism. The canopy is divided into sections that can be independently positioned and secured to the frame segments.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The canopy mounting system is designed to be dynamic rather than fixed, allowing the canopy to be easily attached and detached. The mounting structure adapts to the chair's folded and unfolded states, maintaining functionality in both configurations without requiring removal.

Inventive Principle:
Principle #15Dynamics

2Area of stationary object

If a symmetrical canopy is mounted using support arms on opposite sides, then the canopy provides coverage, but adjustability over the chair is limited

Engineering Contradiction:
Improvecanopy coverage areaVSAvoidcanopy adjustability
Core Design Contradiction:
Area of stationary objectVSAdaptability or versatility

Solution Approach 1:

The canopy design transitions from a symmetrical configuration to an asymmetrical one, allowing the canopy to be positioned at various angles and orientations. This asymmetry enables the canopy to be adjusted to different positions over the chair, providing customizable protection from sun and rain based on environmental conditions.

Inventive Principle:
Principle #4Asymmetry

Solution Approach 2:

The canopy mounting system incorporates dynamic adjustment capabilities, allowing the canopy to be repositioned to different angles and heights. The support structure includes movable components that enable the canopy to adapt to various positions while maintaining secure attachment to the chair frame.

Inventive Principle:
Principle #15Dynamics

3Adaptability or versatility

If the canopy is detachably mounted to the frame, then the canopy can be removed, but the chair requires additional steps for assembly and disassembly

Engineering Contradiction:
Improvecanopy removabilityVSAvoidmounting system complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The canopy mounting system is merged with the chair frame structure, integrating the attachment mechanism into the existing frame design. This integration allows the canopy to be securely mounted while maintaining simplicity in the overall structure, avoiding additional complex components for attachment and detachment.

Inventive Principle:
Principle #5Merging (Combining)

Data Source

PatentUS8091962B2Folding canopy chair
Publication Date: 2012.01.10 IMPLUS FOOTCARE LLC
  • US8091962B2 patent drawing
  • US8091962B2 patent drawing
  • US8091962B2 patent drawing

AI summary

The folding canopy chair includes a frame, a seat, a back, and arm rests. An umbrella is secured to the frame and is pivotal between an upright use position extending above the chair and a downward storage position adjacent the frame. The umbrella is pivotal about both a horizontal axis and a vertical axis for selective positioning of the umbrella relative to the chair, so as to shade a person sitting in the chair from the sun. The umbrella is non-symmetrical, and is removably mounted on either the left or right side of the chair using a clip.