Water Providing Station Filter Door for Easy Cartridge Replacement

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Solution Overview

Problem

Existing water providing stations require cumbersome and inconvenient processes for replacing filters, necessitating the removal and reinstallation of access panels and manual manipulation to access and replace filter cartridges.

Innovation Solution

A water providing station design featuring a pivotally mounted door that carries the filter, allowing easy access and replacement by moving the door to an open position, with the filter hub fixedly secured to the door for simultaneous movement, facilitating quick and efficient filter exchange.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If a traditional access panel is used to cover the filter, then the housing maintains a sealed and secure appearance, but filter replacement becomes cumbersome and time-consuming

Engineering Contradiction:
Improvefilter replacement easeVSAvoidmaintenance time
Core Design Contradiction:
Ease of operationVSLoss of time

Solution Approach 1:

The door is divided into two functional parts: the main panel that maintains the sealed appearance when closed, and the filter support structure that can be independently manipulated. The filter hub is separated from the main housing and attached to the door, allowing the filter to be accessed by simply opening the door rather than removing a separate access panel.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The filter hub is pre-attached to the door structure during assembly, positioning it in readiness for easy access. When filter replacement is needed, the user simply opens the door to expose the pre-positioned filter hub and filter cartridge, eliminating the need to locate and manipulate separate access panels during maintenance.

Inventive Principle:
Principle #10Preliminary action

2Ease of operation

If the filter is fixed inside the housing, then the filtration system remains secure, but access to the filter requires removal of access panels and manual manipulation

Engineering Contradiction:
Improvefilter access easeVSAvoidfilter access mechanism complexity
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The invention merges the door function with the filter support function. The door not only provides access to the interior housing but also directly supports the filter hub and filter cartridge. This combination eliminates the need for separate access panels and reduces the number of components involved in filter replacement.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The door acts as an intermediary element between the user and the filter cartridge. Instead of directly fixing the filter to the housing interior (which would require panel removal), the filter hub is attached to the door, which serves as a mediator that can be easily opened to expose the filter for replacement.

Inventive Principle:
Principle #24Intermediary (Mediator)

3Productivity

If the filter hub is fixedly secured to the door, then the filter moves with the door for easy access, but the mounting structure must accommodate movement between open and closed positions

Engineering Contradiction:
Improvefilter replacement efficiencyVSAvoidmounting structure complexity
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The mounting structure transitions from a static fixed connection to a dynamic one that accommodates door movement. The filter hub is securely attached to the door in a way that allows it to move with the door between open and closed positions, enabling quick filter replacement while maintaining structural integrity during operation.

Inventive Principle:
Principle #15Dynamics

Data Source

PatentUS12410592B2Water providing station
Publication Date: 2025.09.09 ACORN ENGINEERING COMPANY
  • US12410592B2 patent drawing
  • US12410592B2 patent drawing
  • US12410592B2 patent drawing

AI summary

A water providing station having a housing that supports a basin. A water dispensing mechanism is associated with the basin and is coupled to a water supply line located within the housing. A filter is also coupled to the water supply line. Mounted to a portion of the housing is a door that is moveable between open and closed positions. The filter is mounted to and supported by the door for movement moved with the door between the open and closed positions.