Bite-Actuated Drink Bottle Spout for Sealed Fluid Access
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Solution Overview
Problem
Conventional drink bottles require cap removal for fluid access, which can be inconvenient and may lead to spills or contamination, especially when trying to drink from an inverted position or when hands are occupied.
Innovation Solution
The development of bite-actuated drink bottles with a cap assembly featuring a mouthpiece that can be switched from a closed to a dispensing configuration by biting, allowing fluid flow without removing the cap, and optionally includes a manual on/off valve and air return assembly for enhanced usability.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If cap removal is required for fluid access, then simple sealing is achieved, but convenience and hygiene deteriorate due to spill risk and contamination
Solution Approach 1:
The mouthpiece incorporates a resilient body with a bite-actuated valve that dynamically transitions between closed and open states. When the user bites the mouthpiece, the resilient body deforms to open the valve, allowing fluid flow. When released, the resilient body returns to its original shape, automatically closing the valve. This dynamic mechanism eliminates the need for manual cap removal while maintaining reliable sealing.
2Reliability
If manual cap removal is required, then sealed system is maintained, but time and effort increase for each drinking action
Solution Approach 1:
The bite-actuated valve mechanism allows the user to open the sealing system simply by biting the mouthpiece, eliminating the need for manual cap removal. The system serves itself by using the user's natural biting action to actuate the valve, automatically transitioning from sealed to open state without requiring separate cap handling actions.
3Ease of operation
If cap is removed for drinking, then fluid access is achieved, but contamination risk increases
Solution Approach 1:
The bite-actuated valve remains closed unless actively opened by biting, maintaining a sealed system that prevents contamination. The automatic closing feature ensures the seal is restored immediately after drinking, minimizing exposure to contaminants. This dynamic sealing mechanism eliminates the prolonged open state that occurs with manual cap removal.
4Device complexity
If conventional spout is used, then simple structure is maintained, but control over fluid flow is limited
Solution Approach 1:
The resilient body with bite-actuated valve provides dynamic control over fluid flow. The user can precisely control when fluid flows by biting and releasing the mouthpiece, allowing on-demand activation. The resilient material and valve mechanism work together to provide responsive control while maintaining a relatively simple overall structure.
Data Source
AI summary
Drink bottles, or drink containers with cap assemblies that include a drink spout. In some embodiments, the drink spout is pivotally coupled to a base of the cap assembly. In some embodiments, the drink spouts include mouthpieces, including self-sealing and/or bite-actuated mouthpieces. In some embodiments, the cap assembly includes a handle, which may include at least one guard for the drink spout and/or mouthpiece. In some embodiments, the drink containers include a manual on/off valve. In some embodiments, the dispensing spout includes a mount for the mouthpiece and/or cooperates with the cap to provide a manual on/off valve to selectively restrict flow of drink fluid from the drink container regardless of the drink spout's and/or mouthpiece's configuration. In some embodiments, the drink containers include a drink tube extending from external of the drink containers and/or an air return system.