Nebulizer Indicator Device Segmentation for Compact Packaging
Find Innovative SolutionsGenerate Solutions
Solution Overview
Problem
Existing nebulizers require the replacement of housing parts when changing containers, which complicates the process and increases packaging size, making it difficult to transport multiple units efficiently.
Innovation Solution
A nebulizer design where the indicator device is inseparably connected to the container but separable from the nebulizer housing, allowing for easy replacement of the container and indicator device as a single unit, with a direct form-fit connection that does not interfere with the fluidic connection and enables secure detachment without rotating the indicator device.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If the indicator device is integrated into the housing part that is replaced with the container, then the counting function is maintained, but the overall size of components to be exchanged increases and packaging size enlarges
Solution Approach 1:
The system is divided into separate functional modules: the indicator device remains integrated with the nebulizer housing, while the container is a separate replaceable unit. This segmentation allows the housing to retain the counting function without requiring replacement, thereby maintaining reliability while reducing packaging size since only the compact container needs to be packaged separately.
2Reliability
If the container is inseparably connected with the housing part by a securing device, then the container is held unmovable in delivery state, but the replacement process becomes more complex and time-consuming
Solution Approach 1:
The securing device employs a dynamic locking mechanism that transitions between locked and unlocked states. During normal operation, the container is firmly secured to prevent movement. During replacement, a simple rotational action of the housing part actuates the locking mechanism to release the container, enabling quick exchange while maintaining stability during use.
3Ease of operation
If the indicator device is inseparably connected with the container, then the indicator device can be replaced with the container, but the overall size of components to be exchanged increases
Solution Approach 1:
The indicator device is extracted from the replaceable container assembly and kept integrated with the permanent nebulizer housing. This extraction allows the container to be a compact, lightweight unit that can be easily packaged and transported, while the housing retains the bulkier indicator device that does not need frequent replacement.
4Reliability
If housing parts must be replaced when changing containers, then the container can be securely held, but the device complexity increases and handling becomes more difficult
Solution Approach 1:
The housing part serves multiple functions: it provides structural support, integrates the indicator device, and acts as a locking mechanism for the container. By combining these functions into a single universal component, the system eliminates the need for separate housing replacements, reducing complexity while maintaining secure container holding through its integrated locking features.
Data Source
Figure 1
Figure 2
Figure 3
AI summary
A container (3), a nebulizer (1) and a use of an indicator device (25) are proposed. The container contains a fluid (2) and an indicator device for counting and/or indicating a number of uses performed or still possible with the container. The indicator device comprises an indicator housing (31) which is inseparably connected with a housing (29) of the container opposite to an outlet or head (28) of the container. The indicator device may be fixedly mounted on the bottom of the container. The container is arranged and moveable axially within the nebulizer and can be detached by grabbing the indicator device. The nebulizer has a nebulizer housing (24) and a housing part (18) that can be detached from the nebulizer housing or opened for replacing the container together with the indicator device, which is separable from the nebulizer housing.