Collapsible Elastomeric Oral Care Stimulator Tip

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Solution Overview

Problem

Current oral care implements with stimulator tips are rigid, which can cause gum damage and discomfort, and may dig into the user's hand during use, necessitating a more comfortable and safe design.

Innovation Solution

A collapsible elastomeric element with a hollow body featuring a base, middle, and distal section connected by pre-weakened sections, allowing it to transition between a normal and collapsed state in response to axial force, providing a conical structure for use and reducing the risk of excessive force application.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Strength

If a rigid stimulator tip is used, then structural strength is improved, but gum damage and user discomfort occur

Engineering Contradiction:
Improvestructural strengthVSAvoidgum damage
Core Design Contradiction:
StrengthVSObject-affected harmful factors

Solution Approach 1:

The stimulator tip changes its structural parameter from rigid to collapsible through the application of pre-weakened sections that allow controlled buckling. This parameter change enables the tip to transition from a rigid state (providing structural strength) to a collapsible state (preventing gum damage) based on usage conditions.

Inventive Principle:
Principle #35Parameter changes

Solution Approach 2:

The stimulator tip is designed with dynamic characteristics through pre-weakened sections that enable it to collapse under excessive force. This dynamic behavior allows the structure to adapt its rigidity in real-time, maintaining structural integrity during normal use while preventing damage when excessive force is applied.

Inventive Principle:
Principle #15Dynamics

2Stability of the object's composition

If a rigid stimulator tip is used, then structural stability is improved, but the tip digs into the user's hand during use

Engineering Contradiction:
Improvestructural stabilityVSAvoiduser comfort
Core Design Contradiction:
Stability of the object's compositionVSEase of operation

Solution Approach 1:

The stimulator tip incorporates dynamic collapse behavior through pre-weakened sections, allowing it to transition from a stable rigid structure to a collapsed configuration when excessive force is applied. This dynamic response prevents the tip from digging into the user's hand while maintaining structural stability during proper use.

Inventive Principle:
Principle #15Dynamics

3Reliability

If a collapsible elastomeric element is used, then user safety is improved, but structural rigidity is reduced

Engineering Contradiction:
Improveuser safetyVSAvoidstructural rigidity
Core Design Contradiction:
ReliabilityVSStrength

Solution Approach 1:

The elastomeric element utilizes parameter changes through controlled structural collapse at pre-weakened sections. This allows the element to maintain sufficient rigidity for safe gum stimulation while being able to collapse to prevent damage from excessive force, thereby improving user safety without permanently compromising structural integrity.

Inventive Principle:
Principle #35Parameter changes

Solution Approach 2:

The pre-weakened sections act as predetermined collapse points that provide protective cushioning before damage can occur. These sections are designed to fail in a controlled manner, absorbing excessive energy and preventing both gum damage and hand injury, thus providing beforehand cushioning for user safety.

Inventive Principle:
Principle #11Beforehand cushioning (Prior cushioning)

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 collapsible design enhances user safety by preventing gum damage and discomfort, allowing gentle stimulation while reducing the likelihood of the stimulator tip digging into the hand, promoting comfortable and controlled use.

Implementation Method 1

The elastomeric element may be biased into the normal state and transition into the collapsed state in response to the application of an axial force onto the distal tip in a direction toward the handle

Methodology Applied
Scientific EffectElasticity: Elasticity

Data Source

PatentUS10299579B2Oral care implement having collapsible elastomeric element
Publication Date: 2019.05.28 COLGATE PALMOLIVE CO
  • US10299579B2 patent drawing
  • US10299579B2 patent drawing
  • US10299579B2 patent drawing

AI summary

An oral care implement having a collapsible elastomeric element. The oral care implement may include a body having a handle portion and a head portion. Furthermore, an elastomeric element may extend from the body. The elastomeric element may comprise a hollow body that has an internal cavity, the hollow body having a base section, a middle section, and a distal section that includes a free distal tip, each of the base, middle, and distal sections coupled together by a pre-weakened section. The elastomeric element may be configured to alternate between a collapsed state and a normal state.