Work Platform Handle for One-Handed Lifting Without Tipping

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Solution Overview

Problem

Existing work platforms are cumbersome to move when in use, often requiring users to put down tools and risk tipping when attempting to lift them with one hand, leading to potential entanglement with objects.

Innovation Solution

Incorporating a handle with two adjacent slots in the platform, positioned above the center of gravity, allowing users to lift the platform with one hand without tipping by distributing the weight evenly around the handle.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If the user lifts the work platform by its sides using both hands, then the platform can be moved, but the user must put down tools and paint buckets, reducing productivity

Engineering Contradiction:
Improveease of liftingVSAvoidproductivity
Core Design Contradiction:
Ease of operationVSProductivity

Solution Approach 1:

The lifting function is segmented from the platform body by adding a separate handle component. The handle can be independently grasped and used for lifting, while the platform remains stationary with tools and paint buckets, eliminating the need to put down these items during lifting operations.

Inventive Principle:
Principle #1Segmentation

2Productivity

If the user lifts the work platform with one hand by grasping the side edge, then the platform can be moved quickly, but the platform tips and extended legs may become entangled with objects

Engineering Contradiction:
ImproveproductivityVSAvoidstability
Core Design Contradiction:
ProductivityVSReliability

Solution Approach 1:

The handle serves as an intermediary component between the user's hand and the platform. It provides a dedicated gripping surface that is optimally positioned and shaped to distribute lifting forces evenly, preventing platform tipping while allowing quick one-handed operation. The handle acts as a mediator that enables safe lifting without direct contact with the platform edge.

Inventive Principle:
Principle #24Intermediary (Mediator)

3Device complexity

If no handle is provided on the work platform, then the structure remains simple, but the platform is awkward to move and requires two hands for lifting

Engineering Contradiction:
Improvestructure simplicityVSAvoidease of lifting
Core Design Contradiction:
Device complexityVSEase of operation

Solution Approach 1:

The lifting function is extracted from the platform body and embodied in a separate handle component. This allows the handle to be optimized specifically for gripping and lifting operations without compromising the overall simplicity of the platform structure. The handle is a minimal addition that provides disproportionate functional value.

Inventive Principle:
Principle #2Taking out (Extraction)

Data Source

PatentEP3222797B1Apparatus having a handle on which a user stands, and method
Publication Date: 2024.08.07 WERNER CO
  • EP3222797B1 patent drawingFigure 1
  • EP3222797B1 patent drawingFigure 2
  • EP3222797B1 patent drawingFigure 3

AI summary

An apparatus includes a platform having a first end and a second end and a handle. The apparatus includes a first leg assembly rotatably attached to the platform in proximity to the first end. The apparatus includes a second leg assembly attentively attached to the platform in proximity to the second end. When the first and second leg assemblies are essentially perpendicular to the platform, the apparatus is in a use state and the user is able to stand on the platform and be supported by the first and second leg assemblies. When the apparatus is in the use state, the user is able to pick up the apparatus by the handle with only one of the hands without tipping the apparatus. A method for a user with hands to stand on an apparatus.