Removable Refill Drawer for Clean Multi-Container Beverage Dispensing
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Solution Overview
Problem
Existing beverage dispensers require time-consuming and error-prone refilling of multiple containers, which can lead to incorrect placement and cross-contamination of ingredients, affecting beverage quality.
Innovation Solution
A beverage dispenser design featuring a removable sub-housing that allows all containers to be refilled in one movement, with a top configuration that prevents powder escape and cross-contamination, and rotatable discharge ports that ensure clean refilling and correct placement.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Productivity
If multiple containers are refilled individually in existing beverage dispensers, then each container can be refilled, but the refilling operation becomes time-consuming and error-prone
Solution Approach 1:
The patent combines multiple container refilling operations into a single unified action. The drawer assembly holds multiple containers (at least two) and can be removed from the housing as one unit, allowing the operator to refill all containers simultaneously in a single operation rather than refilling each container individually. This merging of operations directly addresses the contradiction by improving productivity while reducing the time lost to repeated access operations.
2Ease of operation
If containers are refilled individually, then refilling can be performed, but operator errors in placement and potential cross-contamination occur
Solution Approach 1:
By combining multiple containers into a single drawer assembly that is removed and refilled as one unit, the patent eliminates the sequential handling that leads to placement errors. The operator handles the entire assembly rather than individual containers, reducing the opportunity for mistakes.
Solution Approach 2:
The drawer assembly serves as an intermediary between the housing and the containers. It provides a stable, organized platform that holds containers in predetermined positions with correct orientation. This intermediary structure ensures that when containers are placed in the drawer, they are automatically positioned correctly, and the drawer's design features (such as the top closing over containers) prevent cross-contamination during the refilling process.
3Object-affected harmful factors
If the sub-housing top is configured to close access to container tops, then cross-contamination is prevented, but container access during operation is restricted
Solution Approach 1:
The patent extracts the refilling operation from the main housing by using a removable drawer assembly. The drawer can be completely removed from the housing, taking all containers with it. This allows the operator to access and refill containers in an open environment away from the housing, preventing powder escape and cross-contamination during refilling, while maintaining full accessibility during the refilling operation itself.
Solution Approach 2:
The system dynamically changes its state: during normal operation, the drawer is inserted and container tops are closed off; during refilling, the drawer is removed and container tops are accessible. This dynamic configuration allows the system to prevent cross-contamination during operation while providing full access during the refilling phase.
Data Source
Figure 1
Figure 2a
Figure 2b~3
AI summary
The invention concerns a beverage dispenser comprising : - a housing (1), - at least two refillable containers (2) for storing bulk beverage ingredients, - at least a beverage preparation unit (3) operatively linked to the containers for preparing a beverage from at least one of the stored bulk beverage ingredients, - a sub-housing (4) in which the containers are placed, said sub-housing being removable from the housing.