Portable Table Assembly With Nested Bench for Compact Storage

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Solution Overview

Problem

Existing portable picnic tables remain bulky in their folded and disassembled configurations, and parts such as fasteners and structural components can be easily misplaced during disassembly.

Innovation Solution

A portable table assembly with a movable bench that transitions between an expanded configuration and multiple collapsed configurations, utilizing pivotable and sliding mechanisms to reduce overall size, and incorporating a frame with lateral and longitudinal side members that rotate and slide to facilitate compact storage and transportation.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If the picnic table is folded or disassembled for storage, then storage and transportation convenience is improved, but the table remains bulky and occupies significant space

Engineering Contradiction:
Improvestorage convenienceVSAvoidstorage volume
Core Design Contradiction:
Ease of operationVSVolume of moving object

Solution Approach 1:

The bench is designed to nest within the table structure when collapsed. The bench components are positioned inside the table's frame and support structures, allowing the entire assembly to occupy minimal storage space while maintaining full functionality when deployed.

Inventive Principle:
Principle #7Nested doll (Nesting)

Solution Approach 2:

The table is divided into separable components including the table top, bench, and support structures that can be independently folded or detached. This segmentation allows each component to be compacted efficiently and stored in an organized manner, reducing overall storage volume.

Inventive Principle:
Principle #1Segmentation

2Ease of operation

If the picnic table is disassembled into components, then portability is improved, but fasteners and structural components can be easily misplaced

Engineering Contradiction:
ImproveportabilityVSAvoidcomponent tracking
Core Design Contradiction:
Ease of operationVSReliability

Solution Approach 1:

Storage compartments are integrated into the table structure itself, such as pockets in the table top or compartments within the frame. These built-in storage areas provide dedicated spaces for fasteners and small components, ensuring they remain organized and attached to the table assembly rather than being loose and prone to misplacement.

Inventive Principle:
Principle #5Merging (Combining)

3Adaptability or versatility

If the table uses traditional folding mechanisms, then collapsibility is achieved, but the folded configuration remains long and flat rather than compact

Engineering Contradiction:
ImprovecollapsibilityVSAvoidfolded configuration
Core Design Contradiction:
Adaptability or versatilityVSShape

Solution Approach 1:

The table employs three-dimensional collapsing mechanisms that reduce the structure in multiple directions simultaneously. Instead of simple flat folding, the table top and bench fold in on themselves vertically and horizontally, transforming from a large horizontal footprint to a compact vertical stack that fits into minimal storage space.

Inventive Principle:
Principle #17Another dimension (Dimensionality change)

Data Source

PatentUS7681946B2Portable table assemblies
Publication Date: 2010.03.23 SPIN MASTER INC
  • US7681946B2 patent drawing
  • US7681946B2 patent drawing
  • US7681946B2 patent drawing

AI summary

An apparatus includes a table and a bench movably coupled to the table. The table and the bench collectively have a first configuration and a second configuration. The table has a first width when the table and the bench are in the first configuration. The table and the bench collectively have a first height when the table and the bench are in the first configuration. The table and the bench collectively have a second width and a second height when the table and the bench are in the second configuration. The second width is less than half of the first width, and the second height is less than half of the first width.