Gas Cylinder Mobility Aid with Frictional Collar Coupling

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Solution Overview

Problem

Existing gas cylinder transportation methods are time-consuming, hazardous, and inefficient, often requiring strenuous manual lifting or two-handed rotation, and existing mobility aids are bulky, difficult to set up, and restrict portability.

Innovation Solution

A gas cylinder mobility aid comprising a base plate with coupling members for a frictional fit on the cylinder collar, a vertical member, and a rotatable handle that allows for easy tilting and single-handed transportation, reducing strain and enhancing safety and portability.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If manual lifting or two-handed rotation methods are used to transport gas cylinders, then no additional equipment is required, but the method is time-consuming, hazardous, and causes worker strain

Engineering Contradiction:
Improveease of transportationVSAvoidtime consumption
Core Design Contradiction:
Ease of operationVSLoss of time

Solution Approach 1:

The patent introduces a mobility aid device as an intermediary between the worker and the gas cylinder. This device includes a base plate with coupling members that attach to the cylinder collar, a vertical member for structural support, and a handle for user interaction. The intermediary device transforms the direct manual handling of heavy cylinders into a guided rotational movement, significantly reducing worker strain and time consumption while maintaining safe transportation

Inventive Principle:
Principle #24Intermediary (Mediator)

2Productivity

If existing mobility aids like wheeled carriers are used, then transportation efficiency improves, but the devices are bulky and require additional storage space

Engineering Contradiction:
Improvetransportation efficiencyVSAvoidstorage space requirement
Core Design Contradiction:
ProductivityVSVolume of moving object

Solution Approach 1:

The mobility aid is segmented into four main components: a base plate with coupling members, a vertical member, a handle, and fasteners. This segmentation allows the device to be disassembled into compact parts for easy storage when not in use, while still providing full functionality during transportation. The coupling members can be detached from the base plate, and the handle can be separated from the vertical member, enabling compact storage without compromising transportation efficiency

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The device incorporates dynamic elements including a rotatable handle that can rotate about the vertical member during operation, and coupling members that can be attached and detached from the cylinder collar. This dynamic design allows the device to adapt to different operational states (assembly/disassembly, attachment/detachment) to optimize both storage compactness and operational efficiency

Inventive Principle:
Principle #15Dynamics

3Ease of operation

If existing mobility aids are used, then transportation capability is provided, but setup and securing of cylinders is time-consuming and strenuous

Engineering Contradiction:
Improveease of setupVSAvoidsetup complexity
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The coupling members are pre-positioned on the base plate at optimal locations for engaging the cylinder collar. The base plate is designed with pre-drilled holes and attached coupling members ready for quick attachment to the cylinder collar using simple fasteners. This preliminary preparation of the device structure eliminates the need for complex assembly or adjustment during setup, reducing both time and physical effort required for cylinder attachment

Inventive Principle:
Principle #10Preliminary action

4Reliability

If manual handling methods are used, then no equipment cost is incurred, but worker safety and ergonomics deteriorate

Engineering Contradiction:
Improveworker safetyVSAvoidmanufacturing cost
Core Design Contradiction:
ReliabilityVSEase of manufacture

Solution Approach 1:

The coupling members are designed to self-align and form a frictional fit with the cylinder collar, eliminating the need for complex adjustment mechanisms or skilled assembly procedures. The device structure is simple enough to be manufactured using basic machining or fabrication processes, keeping manufacturing costs low while providing significant safety improvements through ergonomic design and reduced manual handling requirements

Inventive Principle:
Principle #25Self-service

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

The solution significantly reduces strain and hazards during gas cylinder transportation, facilitates efficient and safe movement with minimal user effort, and is durable, inexpensive, and easily storable.

Implementation Method 1

One or more coupling members affixed to the lower surface of the base plate wherein the one or more coupling members are positioned to form a frictional fit with the collar of the gas cylinder

Methodology Applied
Scientific EffectFriction: Friction

Data Source

PatentUS11512814B2Gas cylinder mobility aid
Publication Date: 2022.11.29 TAVES RICHARD BRADLEY
  • US11512814B2 patent drawing
  • US11512814B2 patent drawing
  • US11512814B2 patent drawing

AI summary

A gas cylinder mobility aid is provided. A gas cylinder mobility aid for attachment to a collar of a gas cylinder, comprising a base plate having an upper surface and a lower surface. One or more coupling members affixed to the lower surface of the base plate wherein the one or more coupling members are positioned to form a frictional fit with the collar of the gas cylinder. A vertical member affixed at the center of said base plate and a handle rotatably attached to the vertical member such that the handle is present above the upper surface of the base plate and the handle rotates about the vertical member.