Beverage Server Cap with Integral Air Vent for Spill-Free Dispensing
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Solution Overview
Problem
Beverage servers used in the transportation industry, particularly in airline settings, face challenges with stability due to limited space and turbulence, which can lead to tipping and spills, and require a solution that ensures secure cap engagement and controlled air flow during beverage dispensing.
Innovation Solution
A vented beverage server design featuring a server body with a cap that can be securely engaged in one of three configurations (on-off, closed, and pour) and includes a cap with lip and skirt projections that define an air vent to allow air inflow while preventing spills, ensuring stability and controlled dispensing.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Volume of moving object
If the beverage server is designed with a compact size for limited space, then space utilization is improved, but stability during turbulence deteriorates
Solution Approach 1:
The beverage server incorporates a weighted base that acts as a counterweight to maintain stability during turbulence. The weight is strategically positioned at the bottom of the server body to lower the center of gravity, creating a stabilizing effect that prevents tipping even when the server is compact in size.
2Ease of operation
If the cap is designed to be easily removable for filling, then ease of operation is improved, but secure engagement during pouring deteriorates
Solution Approach 1:
The cap incorporates a detent mechanism that allows it to be easily removed when needed but automatically locks into secure engagement positions during normal operation. The detent features provide discrete stable states that ensure reliable sealing and engagement, while still allowing quick removal by applying slight upward force.
3Reliability
If air flow is restricted to prevent spills, then spill prevention is improved, but beverage dispensing smoothness deteriorates
Solution Approach 1:
The cap design incorporates different regions with different air flow characteristics. The spill prevention rim creates a localized restriction that prevents liquid from escaping, while dedicated air intake channels provide localized pathways for air to enter the beverage stream, ensuring smooth dispensing without compromising spill prevention.
4Ease of manufacture
If the cap structure is simplified for easy manufacturing, then manufacturing ease is improved, but multi-position engagement capability deteriorates
Solution Approach 1:
The cap incorporates asymmetric engagement features including detent projections and corresponding recesses that enable multiple discrete engagement positions. These asymmetric features are strategically positioned to create stable engagement at specific orientations while maintaining relatively simple overall cap geometry for ease of manufacturing.
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 design enhances stability by maintaining the cap securely in place and allows for smooth, continuous beverage dispensing by regulating air flow, reducing the risk of spills and uneven pouring.
Implementation Method 1
the cap 58 includes a lip projection recess 80a in the underside surface 65 of the cap lip 64; wherein the lip projection recess 80a cooperates with top rim 20 to define in part an air vent 92 that allows air 6 to pass into the chamber 30 from outside of the server 10
Data Source
AI summary
A beverage server having a cap and a server body. The server body includes an open top container having a handle, a chamber, a pour spout, and a cap receiving portion defining a top opening. The cap is rotatably positionable within the top opening between an on-off configuration, a closed configuration, and a pour configuration. The cap has an outer facing portion and a lip, and the cap receiving portion has an inner facing portion adjacent to a top rim. Surfaces on the cap that would otherwise engage the rim and surfaces of the cap receiving portion, are cutaway to create recesses in such surfaces, which together with the top rim and surfaces of the cap receiving portion define an air vent which allows air to pass into the chamber when beverage is dispensed from the chamber via the spout when the cap is in the pour configuration.