Two-Cycle Gas Can With Visual Fuel-Ratio Measurement

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Solution Overview

Problem

Existing gas cans lack clear differentiation from regular cans and do not provide easy measurement or mixing ratios for two-cycle fuel mixtures, leading to confusion and potential improper mixing.

Innovation Solution

A forest green colored gas can with a translucent strip and yellow slider for gradations, along with a built-in tool box and flexible filler hose, enabling precise measurement and mixing of two-cycle fuel without guesswork.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Loss of information

If a regular red gas can is used, then it is simple and inexpensive, but it cannot be easily distinguished from other gas cans and provides no measurement guidance

Engineering Contradiction:
Improveidentification clarityVSAvoidcan structure
Core Design Contradiction:
Loss of informationVSDevice complexity

Solution Approach 1:

The gas can is colored forest green instead of the conventional red, providing immediate visual differentiation for two-cycle fuel containers. This color change directly addresses the identification clarity issue without adding structural complexity.

Inventive Principle:
Principle #32Color changes

Solution Approach 2:

A translucent strip is added to the can body, segmented with gradation marks at 1/4, 1/2, 3/4, and full capacity. This segmentation allows users to visually measure fuel levels and mixing ratios without complicating the overall can structure.

Inventive Principle:
Principle #1Segmentation

2Measurement precision

If no measurement markings are provided, then the can structure remains simple, but users cannot accurately measure fuel-oil mixing ratios

Engineering Contradiction:
Improvefuel mixing ratioVSAvoidmarking system
Core Design Contradiction:
Measurement precisionVSDevice complexity

Solution Approach 1:

The translucent strip is divided into gradation segments (1/4, 1/2, 3/4, full) that allow precise visual measurement of fuel volume. Combined with the yellow slider, users can accurately determine mixing ratios without complex measurement tools.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

A yellow slider with gradations (25:1, 32:1, 40:1, 50:1) is introduced as an intermediary tool. This slider moves along the translucent strip to indicate the correct fuel-oil mixing ratio, providing precise measurement guidance without adding complex mechanical systems.

Inventive Principle:
Principle #24Intermediary (Mediator)

3Ease of operation

If a rigid filler hose is used, then it is simple to manufacture, but it is difficult to control fuel flow and prone to overspilling

Engineering Contradiction:
Improvefuel flow controlVSAvoidhose assembly
Core Design Contradiction:
Ease of operationVSEase of manufacture

Solution Approach 1:

A flexible filler hose replaces rigid piping, allowing easy control of fuel flow through bending and positioning. The flexibility enables users to direct fuel precisely into the container without overspilling, while the hose can be easily attached and detached.

Inventive Principle:
Principle #30Flexible shells and thin films

4Reliability

If no debris protection is provided, then the can structure remains simple, but debris can contaminate the fuel mixture

Engineering Contradiction:
Improvefuel purityVSAvoidfiltration system
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The filler cap incorporates an integrated strainer that automatically filters debris from fuel during the filling process. This self-service filtration system protects the fuel mixture from contamination without requiring external filtration equipment or complex systems.

Inventive Principle:
Principle #25Self-service

Data Source

PatentUS20250230032A1Two Cycle Gas Can
Publication Date: 2025.07.17 CLARY THOMAS
  • US20250230032A1 patent drawing
  • US20250230032A1 patent drawing
  • US20250230032A1 patent drawing

AI summary

A specially designed two-cycle gas can which consists of a Forrest Green color two-cycle mixed gas and oil can that allows the user to immediately identify the contents of the gas can. The two-cycle gas can has a clear or translucent 1″ wide strip up and down the back of the can, with gradation of ¼, ½, ¾, and full marks. The two-cycle can also has a yellow slide pointer with gradations of 25 to 1, 32 to 1, 40 to 1, and 50 to 1 so the user always knows what mix is in the two-cycle can.