Personal Fluid Dispenser with Rounded Tapered Design for Pocket Insertion

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Solution Overview

Problem

Existing personal fluid dispensers are not adequately designed for portable use, as they have abrupt edges and flat bottom surfaces that make them uncomfortable and difficult to insert or remove from pockets, and can cause injury due to sharp corners, failing to cater specifically to users who need a dispenser for on-the-go use.

Innovation Solution

A personal fluid dispenser with a rounded and tapered design, featuring a container with rounded shoulders, side walls, and a tapered insertion end that allows easy pocket insertion, along with finger detents for comfortable grip, and a cap orientation for efficient fluid dispensing, eliminating sharp edges and corners.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Stability of the object's composition

If the dispenser has a flat bottom surface and abrupt edges for counter top stability, then it can rest stably on surfaces, but it becomes uncomfortable and difficult to insert or remove from pockets

Engineering Contradiction:
Improvecounter top stabilityVSAvoidpocket insertion and removal ease
Core Design Contradiction:
Stability of the object's compositionVSEase of operation

Solution Approach 1:

The dispenser is designed with a substantially teardrop-shaped body featuring a rounded bottom surface and curved edges instead of flat surfaces and abrupt angles. This curvature allows the dispenser to be easily inserted into and removed from pockets while eliminating sharp corners that cause discomfort or injury during portable use.

Inventive Principle:
Principle #14Spheroidality (Curvature)

2Ease of manufacture

If the dispenser is designed with abrupt edges for structural simplicity, then it is easier to manufacture, but it causes concentrated forceful impact and potential injury during portable use

Engineering Contradiction:
Improvemanufacturing simplicityVSAvoidimpact injury risk
Core Design Contradiction:
Ease of manufactureVSObject-affected harmful factors

Solution Approach 1:

The dispenser features a rounded teardrop shape with no sharp corners or abrupt edges. This curved geometry eliminates concentrated impact points that could cause injury during activities such as outdoor sports or military operations, while still being manufacturable through standard molding processes.

Inventive Principle:
Principle #14Spheroidality (Curvature)

3Adaptability or versatility

If the dispenser has a uniform shape for universal appeal, then it can satisfy diverse user needs, but it fails to provide features particularly beneficial for portable use

Engineering Contradiction:
Improveuniversal user appealVSAvoidportable use convenience
Core Design Contradiction:
Adaptability or versatilityVSEase of operation

Solution Approach 1:

The dispenser incorporates a tapered neck region with specific dimensional characteristics optimized for pocket insertion and removal. This localized geometric feature provides enhanced portability benefits without compromising the overall aesthetic appeal or functionality of the dispenser body.

Inventive Principle:
Principle #3Local quality

Data Source

PatentUS7806302B2Personal fluid dispensers with features for aiding portability and use
Publication Date: 2010.10.05 GOJO IND INC
  • US7806302B2 patent drawing
  • US7806302B2 patent drawing
  • US7806302B2 patent drawing

AI summary

A personal fluid dispenser includes a flexible container holding fluid to be dispensed. The flexible container is defined by a front wall, a rear wall, rounded shoulders joining a portion of the front wall to the rear wall, opposed rounded side walls extending from the rounded shoulders and joining additional portions of the front wall to the rear wall, a dispensing end providing access to the interior volume of the container; and a closed insertion end opposite the dispensing end and defined by first and second tapered walls meeting at a rounded apex, the insertion end joining additional portions of the front wall to the rear wall, the opposed rounded side wall also joining the first and second tapered walls along a portion thereof.