Mechanical Ice Gate and Agitator for In-Flight Ice Flow Control

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Solution Overview

Problem

Existing ice dispensers for beverage systems are complex and costly, particularly due to the use of electrical components like solenoids and pneumatic cylinders, which can result in 'in flight' ice flow issues.

Innovation Solution

The design incorporates a downwardly opening ice gate mechanism operated by a pivoting lever system and a hydraulic piston-driven ice agitator, reducing costs and improving ice dispensing efficiency by minimizing 'in flight' ice flow through a gravity-assisted ice chute system.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If solenoids or pneumatic cylinders are used to operate the ice gate, then the ice dispensing system can handle large volumes of ice, but the overall costs become prohibitive and the system complexity increases

Engineering Contradiction:
Improveice dispensing volumeVSAvoidelectrical component complexity
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The patent replaces electrical/pneumatic actuation systems with a purely mechanical lever-based ice gate mechanism. The lever system uses mechanical advantage to control the ice gate opening, eliminating the need for solenoids or pneumatic cylinders while maintaining reliable ice flow control for the intended dispensing volume

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

Solution Approach 2:

The invention employs simpler, less expensive mechanical components (levers, hinges, springs) instead of costly electrical actuators. These mechanical parts are more economical to manufacture and replace, reducing overall system cost while achieving the required functionality

Inventive Principle:
Principle #27Cheap short-living objects (Disposable)

2Productivity

If solenoid or pneumatically operated ice gates are used, then large volume ice dispensing is achieved, but 'in flight' ice flow past the gate occurs during closing

Engineering Contradiction:
Improveice dispensing volumeVSAvoidice flow control precision
Core Design Contradiction:
ProductivityVSReliability

Solution Approach 1:

The lever mechanism is designed to close the ice gate more rapidly and decisively than solenoid or pneumatic systems. The mechanical leverage provides sufficient force to seal the gate quickly before ice can flow past it during the closing transition, preventing 'in flight' ice flow

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The ice gate mechanism incorporates dynamic elements such as springs and lever arms that optimize the closing motion. The spring-loaded lever system ensures the gate closes with adequate force and speed to prevent ice from passing during the transition, improving flow control reliability

Inventive Principle:
Principle #15Dynamics

3Productivity

If complex motor-driven rotary ice agitation systems are used, then ice bridges are broken and ice is fed towards the gate, but the system complexity and cost increase

Engineering Contradiction:
Improveice agitation effectivenessVSAvoidagitation system complexity
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The patent extracts and eliminates the complex motor-driven rotary agitation system, replacing it with a simpler ice pusher mechanism. This pusher uses basic mechanical components to perform the essential function of breaking ice bridges and moving ice toward the gate without the complexity of motors and rotary mechanisms

Inventive Principle:
Principle #2Taking out (Extraction)

Solution Approach 2:

The simplified agitation system is designed to utilize the natural properties of ice and gravity-assisted mechanical pushing. The ice pusher mechanism relies on straightforward mechanical force applied to ice bridges, allowing the system to self-regulate ice flow without complex control systems

Inventive Principle:
Principle #25Self-service

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 provides a simplified, cost-effective ice dispensing system that efficiently delivers ice while preventing 'in flight' ice flow, enhancing the reliability and efficiency of ice dispensing in beverage dispensers.

Implementation Method 1

an ice agitator operated by a hydraulic piston positioned within the ice hopper

Methodology Applied
Scientific EffectHydraulic pressure: Hydraulic Press

Implementation Method 2

The ice gate mechanism may include a downwardly opening ice gate operated by a pivoting lever system

Methodology Applied
Scientific EffectLever mechanism: Lever

Implementation Method 3

a gravity-assisted ice chute system

Methodology Applied
Scientific EffectGravity: Gravitation

Data Source

PatentUS9377232B2Ice dispenser
Publication Date: 2016.06.28 THE COCA COLA CO
  • US9377232B2 patent drawing
  • US9377232B2 patent drawing
  • US9377232B2 patent drawing

AI summary

An ice dispenser is disclosed herein. The ice dispenser may include an ice chute and an ice gate mechanism positioned about the ice chute. The ice gate mechanism may include a downwardly opening ice gate operated by a pivoting lever system.