Latex Balloon Neck Geometry for Round Shape and Display Tying
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Solution Overview
Problem
Existing latex balloons are prone to neck stretching due to over-inflation, leading to an oblong or pear-shaped appearance and are inadequate for creating balloon displays, requiring additional materials for securing them in clusters.
Innovation Solution
Designing latex balloons with a neck height greater than the body height in the uninflated state and a remaining neck portion of at least 7 inches in the inflated state, allowing for significant neck stretching after tying, suitable for balloon displays without additional ties.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Stability of the object's composition
If the neck length is increased to prevent over-inflation and maintain round shape, then the balloon shape stability is improved, but the device complexity increases due to specific dimensional requirements
Solution Approach 1:
The patent applies parameter changes by specifying precise dimensional relationships between the neck and body of the balloon. The neck height is defined as greater than the body height in the uninflated state, and the remaining neck portion must be at least 7 inches when inflated and tied. These parameter specifications ensure the balloon maintains its round shape and prevents over-inflation while providing sufficient length for display arrangements.
2Ease of operation
If the remaining neck portion is made longer to facilitate balloon displays, then the ease of operation is improved, but the manufacturing precision requirements increase
Solution Approach 1:
The patent applies preliminary action by pre-configuring the neck length during manufacturing to be greater than the body height in the uninflated state. This preliminary dimensional configuration ensures that when the balloon is inflated and tied, sufficient remaining neck portion (at least 7 inches) is available for display arrangements, eliminating the need for additional securing materials and simplifying operation.
3Reliability
If the neck height is increased relative to body height, then the reliability of preventing over-inflation is improved, but the loss of substance increases due to more latex material required
Solution Approach 1:
The patent applies parameter changes by defining the neck height as greater than the body height in the uninflated state. This parameter relationship provides sufficient neck length to prevent over-inflation and maintain round shape reliability. The design optimizes material usage by configuring the neck to be just sufficiently longer than the body, balancing the need for over-inflation prevention with reasonable latex material consumption.
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 prevents over-inflation, maintains a rounder shape, and facilitates easier integration into balloon displays, reducing material waste and time by eliminating the need for additional securing methods.
Implementation Method 1
the remaining neck portion from the inflation opening to the knot in a fully stretched state is at least 7 inches
Data Source
AI summary
A latex balloon includes a body defining an inflatable interior and having a top, the body having an inflated state and an uninflated state and, when in the inflated state, having a largest transverse dimension of approximately 18 inches or less. A neck provides fluid communication from an inflation opening of the neck to the inflatable interior, the neck having an axis. The body transitions to the neck at a body-neck transition. The balloons are improved by having one or both of the following: (1) in the uninflated state, the height of the neck is greater than the height of the body, and (2) in the inflated state, and when the neck is tied in a knot proximate the body-neck transition thereby defining a remaining neck portion, the remaining neck portion from the inflation opening to the knot in a fully stretched state is at least 7 inches.