Furniture tray table

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Solution Overview

Problem

Conventional tray tables lack adaptability and stability when positioned near furniture, often colliding with armrests and failing to accommodate varying furniture configurations and user preferences for left- or right-handed use.

Innovation Solution

A rotatable tray table design featuring a curved horizontal support arm and adjustable vertical support beam, allowing the table surface to move between positions while avoiding collisions with furniture features, and accommodating different furniture types and user needs through adjustable components.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If a conventional tray table is positioned near furniture, then it provides a surface for placing items, but it collides with armrests and lacks stability

Engineering Contradiction:
ImprovestabilityVSAvoidcollision with armrests
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The tray table incorporates a rotatable support arm that allows dynamic adjustment between fixed and rotated positions. When rotated, the support arm positions the tray table away from armrests to avoid collisions, while maintaining stability through its adjustable configuration near furniture legs.

Inventive Principle:
Principle #15Dynamics

2Adaptability or versatility

If a fixed tray table design is used, then the structure is simple, but it cannot accommodate varying furniture configurations and user preferences

Engineering Contradiction:
Improveaccommodation of furniture configurationsVSAvoidadjustable components
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The tray table is designed with universal adaptability to work with various furniture types (chairs, sofas, beds) through its adjustable support arm and base configuration. The rotatable arm and adjustable base allow the same device to accommodate different furniture configurations and user preferences for left- or right-handed use.

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

Solution Approach 2:

The support arm incorporates rotational and adjustable mechanisms that allow the tray table to adapt to different positions and orientations. This dynamic capability enables accommodation of varying furniture configurations without requiring multiple specialized devices.

Inventive Principle:
Principle #15Dynamics

3Ease of operation

If the tray table is positioned close to furniture for stability, then it avoids collisions, but it reduces user accessibility and comfort

Engineering Contradiction:
Improveuser accessibilityVSAvoidstability
Core Design Contradiction:
Ease of operationVSReliability

Solution Approach 1:

The rotatable support arm allows the tray table to be positioned optimally for user accessibility while maintaining stability through its adjustable configuration near furniture legs, resolving the conflict between accessibility and stability.

Inventive Principle:
Principle #15Dynamics

Data Source

PatentUS20240315440A1Furniture tray table
Publication Date: 2024.09.26 STANDER
  • US20240315440A1 patent drawing
  • US20240315440A1 patent drawing
  • US20240315440A1 patent drawing

AI summary

A furniture table that can include a table surface, a base, a vertical support beam, and a horizontal support arm. The vertical support beam has a first end and a second end, with the first end being coupled to the base. The horizontal support arm has a first end coupled to the table surface and a second end coupled to the second end of the vertical support beam. The horizontal support arm includes an arcuate shaped portion.