Dispenser Safety Button with Rotating Lock Mechanism

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Solution Overview

Problem

Conventional dispenser containers risk accidental discharge of contents due to unintended pressing of the button member, particularly by children with low cognitive abilities or during carrying in a portable bag, leading to potential ingestion and waste.

Innovation Solution

A dispenser container with a safety button structure where the button member only goes up and down when a rotation body is rotated, incorporating a lifting limiting plate, pumping guide grooves, torsion prevention protrusions, and a restoring spring to prevent accidental pressing and ensure contents are discharged only intentionally.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If a button member is provided for easy operation, then ease of operation is improved, but reliability deteriorates due to accidental pressing by children or during carrying

Engineering Contradiction:
Improvebutton pressing operationVSAvoidaccidental discharge prevention
Core Design Contradiction:
Ease of operationVSReliability

Solution Approach 1:

The button member is made dynamically controllable through a rotation body that can be rotated to a specific position. The button can only be pressed when the rotation body is in the correct rotational position, transforming a static button into a dynamically controlled interface that responds to deliberate user actions while preventing accidental activation during carrying or by children.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The rotation body serves as an intermediary mechanism between the user and the button member. Before the button can be pressed, the user must first rotate the rotation body to the correct position, adding an intermediate step that prevents direct accidental activation while maintaining ease of intentional operation.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Ease of operation

If the button member is made easily accessible, then ease of operation is improved, but object-generated harmful factors worsen due to risk of ingestion by children

Engineering Contradiction:
Improvebutton accessibilityVSAvoidingestion risk
Core Design Contradiction:
Ease of operationVSObject-generated harmful factors

Solution Approach 1:

The button member's accessibility is made dynamic rather than static. While the button remains physically accessible, it is functionally accessible only when the rotation body is in the correct position. This dynamic control prevents children from accidentally pressing the button while maintaining ease of intentional use by adults who can perform the rotation action.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The control mechanism is extended into a rotational dimension. Instead of a simple linear press, the system requires rotation in a different dimensional space before the button can be pressed. This adds a spatial dimension to the operation that children with low cognitive ability cannot easily comprehend or execute accidentally.

Inventive Principle:
Principle #17Another dimension (Dimensionality change)

3Reliability

If a rotation body is added to control button pressing, then reliability is improved, but device complexity increases

Engineering Contradiction:
Improveaccidental pressing preventionVSAvoidbutton structure complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The rotation body serves multiple functions simultaneously: it acts as a control mechanism for the button, provides visual indication through its rotational position, and serves as part of the overall dispenser structure. This multi-functionality reduces the need for separate components, thereby limiting the increase in device complexity while maintaining reliability improvements.

Inventive Principle:
Principle #6Universality (Multi-functionality)

Solution Approach 2:

The rotation body and button member are merged into an integrated control assembly rather than separate independent components. The rotation body is coupled to the button member such that they work together as a unified mechanism, reducing the number of separate parts and simplifying the overall structure while still providing the reliability benefit of preventing accidental pressing.

Inventive Principle:
Principle #5Merging (Combining)

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

Effectively prevents children from ingesting harmful substances and reduces unnecessary waste by ensuring the button member can only be pressed through deliberate rotation of the rotation body, even when the container is carried unintentionally.

Implementation Method 1

a restoring spring, whose one end is fixed to the support body and whose other end is fixed to the rotation body, and thus restores the rotation body which is rotated to one direction

Methodology Applied
Scientific EffectElasticity: Elasticity

Data Source

PatentUS9745117B2Dispenser container comprising safety button structure
Publication Date: 2017.08.29 YONWOO CO LTD
  • US9745117B2 patent drawing
  • US9745117B2 patent drawing
  • US9745117B2 patent drawing

AI summary

The present invention relates to a dispenser container comprising safety button structure. The dispenser container comprising safety button structure according to the present invention is designed such that a button member goes up and down, thereby allowing the contents to be discharged by pumping of a pumping member only when a rotating body is rotated, and thus it is possible to fundamentally prevent a button member from being pressed by children with poor cognition. Therefore, it is possible to prevent children from taking in harmful substances into the body and prevent unnecessary waste of contents.