Folding Jack Stand Structure for Compact RV Storage

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Solution Overview

Problem

Conventional jack stands occupy a large amount of space when not in use, making them difficult to store in areas with limited space, such as recreational vehicles.

Innovation Solution

A collapsible jack stand design that allows for storage by removing only one upright tube bolt, enabling the upright tube and attached saddle to pivot downward and the brace tube to fold toward the base, resulting in a flattened configuration.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If conventional jack stands are designed with a stable upright structure, then lifting functionality is ensured, but storage space requirement increases

Engineering Contradiction:
Improvelifting functionalityVSAvoidstorage space
Core Design Contradiction:
ReliabilityVSVolume of moving object

Solution Approach 1:

The jack stand is divided into separable components: the upright tube can be detached from the base by removing the upright tube bolt, allowing the components to be stored separately or in a compact configuration. This segmentation enables the structure to transition from a rigid unified form to separable parts, resolving the contradiction between structural integrity and storage compactness.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The jack stand incorporates dynamic characteristics through its collapsible design. The upright tube can pivot relative to the base when the bolt is removed, transforming the structure from a static rigid form to a dynamic collapsible configuration. This allows the stand to adapt between its functional upright state and its stored flattened state, addressing both lifting reliability and storage space requirements.

Inventive Principle:
Principle #15Dynamics

2Stability of the object's composition

If the jack stand structure is made rigid and stable, then lifting performance is maintained, but ease of storage deteriorates

Engineering Contradiction:
Improvestructural stabilityVSAvoidease of storage
Core Design Contradiction:
Stability of the object's compositionVSEase of operation

Solution Approach 1:

By separating the upright tube from the base through a bolted connection, the structure can maintain rigidity during operation while allowing easy disassembly for storage. The segmentation enables the user to quickly detach components when storage is needed, resolving the contradiction between structural stability and ease of storage.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The jack stand transitions from a static rigid structure to a dynamic system that can be easily reconfigured. The bolted connection allows the upright tube to pivot and collapse against the base, transforming the structure from a stable but bulky form to a compact storage configuration, thereby improving ease of storage while maintaining structural integrity during use.

Inventive Principle:
Principle #15Dynamics

Data Source

PatentUS11028962B1Collapsing jack stand
Publication Date: 2021.06.08 BARROW WESLEY
  • US11028962B1 patent drawing
  • US11028962B1 patent drawing
  • US11028962B1 patent drawing

AI summary

The present invention relates to a collapsing jack stand for lifting off road vehicles, heavy equipment, boats, recreational vehicles, trailers, etc. The invention has a saddle for receiving an axel of a piece of equipment that is to be lifted by the stand. The saddle is adjustable in height and is supported above the ground by an upright member mounted on a base, with a brace member helping to support the upright member on the base. The collapsing jack stand is designed to be pivoted downward and folded into a flattened configuration when not in use, making it easy to store in a limited space. Only one bolt must be removed to collapse the jack stand.