Autoclave Water Supply Assembly With Float Valve Refill Control

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Solution Overview

Problem

Autoclaves face inefficiencies in automatically refilling their water reservoirs, requiring manual intervention and potential spills, which can lead to water loss and increased operational labor.

Innovation Solution

A water supply assembly with a support cap and valve actuator, including a float that automatically regulates water flow into the reservoir based on the water level, ensuring continuous water supply without manual intervention.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If manual refilling is used, then the system structure remains simple, but labor requirements increase and water loss occurs due to spills

Engineering Contradiction:
Improverefilling operationVSAvoidwater loss
Core Design Contradiction:
Ease of operationVSLoss of substance

Solution Approach 1:

The autoclave system performs refilling automatically without human intervention. The float valve mechanism self-regulates water flow based on reservoir level, eliminating the need for manual operation and preventing water loss from spills.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The manual mechanical refilling process is replaced with an automated float valve control system. The float mechanism uses buoyancy and gravity to automatically control the inlet valve, substituting human manual operation with a self-regulating mechanical system.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

2Productivity

If manual refilling is used, then the device complexity remains low, but productivity decreases due to operational interruptions

Engineering Contradiction:
Improveoperational efficiencyVSAvoidwater supply assembly
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The autoclave refills itself automatically through the float valve mechanism, eliminating operational interruptions and maintaining continuous productivity without requiring manual intervention or complex external control systems.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The system automatically responds to changes in water level parameters by activating the float valve mechanism. When the water level drops below a threshold, the float descends and opens the inlet valve; when the level rises, the float ascends and closes the valve, maintaining optimal water levels continuously.

Inventive Principle:
Principle #35Parameter changes

3Extent of automation

If automatic refilling is implemented, then labor requirements decrease, but the device complexity increases due to additional components

Engineering Contradiction:
Improverefilling automationVSAvoidvalve assembly structure
Core Design Contradiction:
Extent of automationVSDevice complexity

Solution Approach 1:

Complex electronic or programmable automation systems are replaced with a simple float valve mechanism that uses fundamental physical principles (buoyancy and gravity) to achieve automatic refilling, minimizing device complexity while maximizing automation.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

Solution Approach 2:

The automatic refilling system utilizes hydraulic principles through the float valve mechanism. The float responds to water level changes and controls the inlet valve through fluid pressure and buoyancy forces, achieving automation through hydraulic rather than mechanical or electronic means.

Inventive Principle:
Principle #29Pneumatics and hydraulics

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 solution automates the refilling process, reducing labor and minimizing water loss by maintaining a consistent water level, thus enhancing the operational efficiency and safety of autoclaves.

Implementation Method 1

The valve actuator may include a float that is buoyant in water. In example embodiments where the valve actuator includes a float, such a float may be movable relative to the support cap between a first position and a second position.

Methodology Applied
Scientific EffectBuoyancy: Archimedes' Principle (Buoyancy)

Data Source

PatentUS9348342B1Water supply assembly for an autoclave
Publication Date: 2016.05.24 CROSSTEX INTERNATIONAL INC
  • US9348342B1 patent drawing
  • US9348342B1 patent drawing
  • US9348342B1 patent drawing

AI summary

A water supply assembly is provided that includes a support cap, an inlet port and a valve assembly. The valve assembly includes a valve, an outlet port and a float. The support cap has a shape that is configured to cover a reservoir opening into a reservoir of an autoclave, which reservoir opening has a maximum inner diameter that is between 1.5 and 3.0 inches. The float has a shape that is operative to pass through the reservoir opening and into the reservoir when the support cap is placed on the autoclave and is supported by the autoclave in a position to cover the reservoir opening of the autoclave. When the support cap is placed over the reservoir opening, with the float positioned in the reservoir, the inlet port extends outside the reservoir. The float is operative to move from a first position to a second position responsive to a decrease in a water level in the reservoir which causes the valve to open and enable water provided to the inlet port to pass out of the outlet port and into the reservoir.