Folding table with pull-out wheels and removable leaf

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Solution Overview

Problem

Existing folding tables cannot extend in length to accommodate additional seated individuals, limiting their utility in situations requiring more space.

Innovation Solution

A folding table design featuring a removable leaf that is pivotally connected to the table frame, allowing it to be rotated between a stowed and deployed position, thereby increasing the table's length when needed, along with pull-out wheels and additional features like a transport handle and cooler rack for convenience.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If the table is designed with a fixed length structure, then the manufacturing simplicity is maintained, but the adaptability to accommodate different numbers of individuals is limited

Engineering Contradiction:
Improveability to accommodate different numbers of individualsVSAvoidstructural complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The table is divided into modular components including a main table body and a removable leaf section. The leaf can be detached and stored in a dedicated storage compartment, allowing the table length to be adjusted between extended and retracted states to accommodate varying numbers of users.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The table incorporates a dynamic length adjustment mechanism where the leaf section can be easily removed and reattached. This dynamic design allows the table to transform from a fixed-length structure to an adjustable-length structure, providing versatility without requiring complex permanent extension mechanisms.

Inventive Principle:
Principle #15Dynamics

2Adaptability or versatility

If the table includes integrated storage and accessories, then the versatility and convenience are improved, but the device complexity increases

Engineering Contradiction:
Improvefunctional versatilityVSAvoidnumber of integrated components
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The storage compartment is merged into the table structure, specifically designed to house the removable leaf when not in use. Additionally, accessories such as the cooler rack and paper towel holder are integrated into the table frame, combining multiple functions (storage, seating extension, beverage cooling, and hygiene) into a single unified structure.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The table is designed with multi-functional capabilities: the main surface provides dining space, the removable leaf extends seating capacity, the storage compartment holds the leaf when not needed, the cooler rack accommodates beverages, and the paper towel holder provides hygiene facilities. Each component serves multiple purposes within the overall system.

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

Applied Scientific Principles

This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.

Function Achieved in This Case

Enables the folding table to be easily extended in length to accommodate more individuals, while also providing convenient storage and transport options through its compact configuration and integrated accessories.

Implementation Method 1

a pair of pull-out wheels pivotally connected to the bottom of the table so as to be rotatable between an inside position lying underneath the table when the table is unfolded for use and an outside position lying outside the table when the table is folded for transport

Methodology Applied
Scientific EffectFriction: Friction

Implementation Method 2

a removable leaf that is pivotally connected to a pivot bar of the table frame so as to be rotatable around the pivot bar between a folded stowed position at which to be located out of the way below one of the table top surfaces when the table is folded and an outstretched deployed position at which to lie between the first and opposite table top surfaces to extend the length of the table when the table is unfolded

Methodology Applied
Scientific EffectFriction: Friction

Data Source

PatentUS11478070B1Folding table with pull-out wheels and removable leaf
Publication Date: 2022.10.25 HOROWITZ BRIAN
  • US11478070B1 patent drawing
  • US11478070B1 patent drawing
  • US11478070B1 patent drawing

AI summary

Disclosed is a folding table having a pair of frame ends that are pivotally connected together and first and opposite table top surfaces that are mounted on respective ones of the frame ends to be rotatable between a folded configuration at which the first and opposite table top surfaces lie face-to-face and an unfolded configuration at which the table top surfaces lie end-to-end. The folding table has a pair of pull-out wheels that are rotated between an inside position lying underneath the table top surfaces in the folded configuration and an outside position lying outside the table top surfaces in the unfolded configuration. The folding table also has a removable leaf pivotally connected to and rotatable around a pivot bar between a stowed position lying below one of the table top surfaces and a deployed position lying in end-to-end alignment with and between the table top surfaces to increase the length of the table.