Rotatable Dual-Layer Nipple for Adjustable Flow Rate
Find Innovative SolutionsGenerate Solutions
Solution Overview
Problem
Existing baby feeding bottles lack an efficient and cost-effective solution for adjusting flow rates to accommodate varying feeding capacities of infants at different developmental stages, with conventional valve systems being complex, expensive, and prone to maintenance issues.
Innovation Solution
A dual-layered nipple configuration where the control nipple and outlet nipple are rotatable relative to each other, allowing for multiple flow rate settings without complex valve systems, with the control nipple featuring selectable setting outlets for different flow rates and a visual/tactile indicator for easy adjustment.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If a valve system is used to adjust flow rate, then flow rate adjustability is improved, but device complexity and manufacturing cost increase
Solution Approach 1:
The nipple is divided into multiple functional layers (base layer, control layer, outlet layer) with each layer containing specific flow control features. The control layer has multiple recesses that can be selectively positioned to align with outlets, creating different flow rates without requiring complex valve mechanisms.
Solution Approach 2:
The control layer is made rotatable relative to the outlet layer, allowing dynamic adjustment of flow rate by rotating the control layer to different positions. This simple rotational mechanism replaces complex valve systems while maintaining flow rate adjustability.
2Adaptability or versatility
If multiple bottles or components are maintained for different flow rates, then flow rate adaptability is improved, but inventory cost and convenience worsen
Solution Approach 1:
A single bottle assembly incorporates multiple flow rate capabilities through the rotatable control layer with multiple recesses. This universal design allows one bottle to serve multiple flow rate needs (low flow, medium flow, high flow) that would traditionally require separate bottles, eliminating inventory complexity.
3Adaptability or versatility
If a three-layer nipple design is used, then flow control capability is improved, but manufacturing and cleaning complexity increase
Solution Approach 1:
The patent combines the control functionality and outlet functionality into an integrated rotatable control mechanism. The control layer with recesses and the outlet layer work together as a unified adjustable system, simplifying manufacturing compared to separate control mechanisms while maintaining flow control capability.
4Adaptability or versatility
If valve components are added, then flow rate adjustment is improved, but reliability decreases due to more failure points
Solution Approach 1:
The patent extracts the essential flow control function from complex valve systems and implements it through simple geometric features (recesses and outlets) in the rotatable control layer. This eliminates numerous potential failure points associated with traditional valve components while maintaining flow rate adjustment capability.
Data Source
Figure 1
Figure 2
Figure 3~4
AI summary
A feeding assembly for a baby feeding bottle includes a control nipple for receiving a fluid from a container, and an outlet nipple positioned to receive the fluid from the control nipple and having a feeding outlet through which the fluid flows from the feeding assembly. The control nipple and outlet nipple are moveable relative to each other from a first position to a second position, such that in the first position the fluid is transferred through a tip of the control nipple to the outlet nipple at a first flow rate, and in the second position the fluid is transferred through the tip of the control nipple to the outlet nipple at a second flow rate different from the first flow rate. A baby feeding bottle includes a container portion for containing a fluid, and the described the feeding assembly.