Adjustable Mobile Workbench With Stable Removable Tabletop

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Solution Overview

Problem

Existing workbenches lack mobility and adjustable tabletop surfaces, limiting their versatility and usability in various settings.

Innovation Solution

A mobile workbench with an adjustable tabletop surface, removably attached to an adjustable support frame, mounted on caster wheels, and equipped with an attachable electrical box and power cord hanger for powering tools.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If a work bench is made mobile with caster wheels, then mobility is improved, but stability and adjustability of the tabletop surface deteriorate

Engineering Contradiction:
ImprovemobilityVSAvoidtabletop stability
Core Design Contradiction:
Ease of operationVSStability of the object's composition

Solution Approach 1:

The work bench is divided into separate functional modules: a mobile base with caster wheels, an adjustable support frame with telescopic legs, and a removable tabletop. This segmentation allows each component to be optimized independently - the base provides mobility while the support frame ensures stability when assembled.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The support frame incorporates telescopic legs with locking mechanisms that allow dynamic adjustment of leg length and angle. This enables the stable configuration to be adjusted based on ground conditions while maintaining overall structural stability during use.

Inventive Principle:
Principle #15Dynamics

2Adaptability or versatility

If the tabletop surface is made adjustable and removable, then versatility and adaptability are improved, but device complexity increases

Engineering Contradiction:
Improvetabletop adjustabilityVSAvoidattachment mechanism complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The support frame is designed with universal attachment points and standardized connection interfaces that can accommodate different tabletop sizes and configurations. The same basic structure serves multiple functions: supporting the tabletop, providing adjustment mechanisms, and enabling easy removal and reconfiguration.

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

3Adaptability or versatility

If electrical box and power cord hanger are added to the frame, then functionality for power tools is improved, but device complexity and weight increase

Engineering Contradiction:
Improvepower tool capabilityVSAvoidframe structure complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The electrical box and power cord hanger are integrated into the existing frame structure rather than being separate additions. The electrical box is mounted within the frame's available space, and the power cord hanger utilizes the frame's vertical members, combining multiple functions into a unified structure.

Inventive Principle:
Principle #5Merging (Combining)

Data Source

PatentUS8869714B1Mobile work bench
Publication Date: 2014.10.28 BARRY STEVE B
  • US8869714B1 patent drawing
  • US8869714B1 patent drawing
  • US8869714B1 patent drawing

AI summary

A wheeled mobile work bench which has an adjustable tabletop surface. The tabletop surface removably engages an adjustable rectangular frame which, in turn, is attached atop a pair of upright frame members, each upright frame member being attached to a respective bottom frame component. An electrical box attached to one of the right and left upright frame members is operationally connectable connected to a power cord having a plug. While the mobile work bench is in use, the plug is operationally connectable to a source of standard electrical current to permit use of a power tool plugged into the electrical box.