Table Attachment Device
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Solution Overview
Problem
Collapsible chairs lack integrated surfaces for holding personal items, leading to discomfort and impracticality during outdoor activities.
Innovation Solution
A table attachment device with a pivotable primary tabletop, a secondary tabletop, collapsible legs, and adjustable clips that securely attach to a collapsible chair, providing a stable surface for items.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If collapsible chairs are designed to be lightweight and foldable for portability, then they become highly portable and convenient for outdoor activities, but they lack integrated surfaces for holding personal items
Solution Approach 1:
The table attachment device is designed as a separate, detachable component that can be independently carried and attached to the chair when needed. This segmentation allows the chair to remain lightweight and portable while providing table functionality only when required, resolving the contradiction between portability and convenience.
Solution Approach 2:
The attachment device serves multiple functions: it provides a stable surface for personal items, can be adjusted to fit different chair types and sizes, and can be easily attached or removed. This multi-functionality addresses the need for convenience without compromising the chair's portability.
2Ease of operation
If a table attachment device is added to provide a stable surface for personal items, then convenience is improved, but the device complexity increases
Solution Approach 1:
The attachment device incorporates adjustable components including telescoping legs with locking mechanisms and an adjustable tabletop that can pivot between positions. These dynamic features allow the device to adapt to different chair configurations while maintaining a relatively simple overall structure that does not significantly increase complexity.
Solution Approach 2:
The telescoping legs nest within each other when collapsed, and the tabletop can be positioned in multiple locations along the support structure. This nesting arrangement minimizes the device's size when not in use and reduces the amount of material needed, thereby limiting the increase in device complexity.
3Adaptability or versatility
If adjustable clips and collapsible legs are included to secure the device to different chairs, then adaptability to different chair designs is improved, but the device complexity increases
Solution Approach 1:
The attachment mechanism uses universal features found on most folding chairs, such as the armrest structure and leg joints. The adjustable clips can attach to various chair types, and the collapsible legs can accommodate different chair heights and configurations. This universality provides adaptability without requiring complex, chair-specific attachment mechanisms.
Data Source
AI summary
The subject matter disclosed and claimed herein, in one embodiment thereof, comprises a table attachment device. The device is an attachment for collapsible chairs that functions as a portable table. The table attachment device comprises a pivotable primary tabletop, a secondary tabletop, two collapsible legs and an attachment component with adjustable clips that clip onto an armrest of a collapsible chair. Thus, once the device is secured to a collapsible chair, a user can place food, beverages, utensils, and/or other items on the tabletops.