Folding table and folding table with sunshade combination

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Solution Overview

Problem

Current folding tables with sunshades are either bulky, difficult to fold, or lack adjustable sunshade angles, making them inefficient for outdoor use.

Innovation Solution

A folding table design featuring a support section with interconnected rods and a locking mechanism that allows for synchronous opening and folding, along with a sunshade adjustment system that can tilt up to twice the vertical angle, providing stable and adjustable shading.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If the sunshade structure uses a bending section with waist-shaped elastic element to achieve adjustable angles, then the sunshade can be bent at any angle, but the structure becomes complicated and requires additional restraining components

Engineering Contradiction:
Improvesunshade angle adjustmentVSAvoidstructure complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The support rod is divided into multiple telescopic sections that can extend and retract independently. Each section has a simplified connection structure without complex elastic elements, achieving angle adjustment through telescopic motion rather than bending mechanisms.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The complex waist-shaped elastic element and bending section are removed from the design. Instead, the patent uses straightforward telescopic tubes with simple locking mechanisms, extracting the problematic components while retaining the essential function of adjustable positioning.

Inventive Principle:
Principle #2Taking out (Extraction)

2Adaptability or versatility

If the sunshade rod uses inclined surfaces and protrusions to form angle adjustment mechanism, then the sunshade surface angle can be adjusted, but the structure requires additional constraining components to prevent wind-induced movement

Engineering Contradiction:
Improvesunshade angle adjustmentVSAvoidwind resistance
Core Design Contradiction:
Adaptability or versatilityVSReliability

Solution Approach 1:

The support rod uses a telescopic mechanism with dynamic locking capability. The rod can extend to different lengths and lock at various positions, providing both angle adjustment and stable positioning that resists wind forces without requiring complex constraining components.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The telescopic sections include self-locking features where the extended position is automatically maintained through friction and geometric interlocking. The structure serves itself by providing inherent stability at each extended position without needing additional external restraining elements.

Inventive Principle:
Principle #25Self-service

3Ease of operation

If the folding table is composed of upper and lower parts that can be disassembled to reduce height, then the table is easier to store, but the table becomes bulky

Engineering Contradiction:
Improvefolding operationVSAvoidtable volume
Core Design Contradiction:
Ease of operationVSVolume of moving object

Solution Approach 1:

The support legs use a telescopic tube structure where inner tubes are nested within outer tubes. When folded, the legs collapse into a compact cylindrical form that fits within the table body, dramatically reducing the overall volume compared to traditional folding mechanisms.

Inventive Principle:
Principle #7Nested doll (Nesting)

Solution Approach 2:

The telescopic support rod serves multiple functions: it provides the table leg structure, acts as the sunshade support, and enables both folding and angle adjustment operations. This multi-functionality eliminates the need for separate mechanisms, reducing overall table volume while maintaining operational capabilities.

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

Data Source

PatentUS11452367B1Folding table and folding table with sunshade combination
Publication Date: 2022.09.27 ZENITHEN USA LLC
  • US11452367B1 patent drawing
  • US11452367B1 patent drawing
  • US11452367B1 patent drawing

AI summary

A folding table, the supporting part of which includes an upper connecting plate, a lower connecting plate, a tabletop support rod, a connecting rod and a ground support rod. One end of the tabletop support rod used to support the tabletop fabric and is hinged on the lower connecting plate, and the connecting rod is associated with the tabletop support rod and the upper connecting plate, and a shaft rod is arranged between the upper and lower connecting plates. The ground support rod passes through a slide bushing positioned on the tabletop support rod, and the upper end is hinged on the upper connecting plate or the connecting rod. The support rod of the tabletop opens to support the whole structure.