Popcorn machines having removable kettle assemblies

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Solution Overview

Problem

Conventional popcorn machines have kettle assemblies that are difficult to access for cleaning, maintenance, and replacement due to their fixed suspension within the cabinet.

Innovation Solution

The kettle assembly is designed to be easily removable from the cabinet by being lifted off kettle supports, allowing for facilitated cleaning, repair, and replacement, with a dump handle enabling the kettle to stay in a dumping position without manual holding.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Stability of the object's composition

If the kettle assembly is fixedly suspended inside the cabinet, then the structural stability is improved, but the ease of maintenance and cleaning deteriorates

Engineering Contradiction:
Improvestructural stabilityVSAvoidease of maintenance
Core Design Contradiction:
Stability of the object's compositionVSEase of repair

Solution Approach 1:

The kettle assembly is divided into separable components that can be easily detached from the cabinet. The kettle is designed with a removable structure that allows it to be segmented from the support system, enabling independent maintenance of each component without requiring complete disassembly of the entire machine.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The kettle assembly transitions from a fixed static position to a dynamic removable position. The support structure incorporates movable elements that allow the kettle to be easily inserted and removed, providing adaptability between operational stability and maintenance accessibility states.

Inventive Principle:
Principle #15Dynamics

2Reliability

If the kettle assembly is fixedly suspended inside the cabinet, then the operational reliability is improved, but the ease of operation for removal deteriorates

Engineering Contradiction:
Improveoperational reliabilityVSAvoidease of removal
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The kettle assembly is extracted from the fixed suspension system and designed as a removable unit. This allows the kettle to be easily taken out for cleaning and maintenance while remaining securely in place during operation through simple engagement mechanisms.

Inventive Principle:
Principle #2Taking out (Extraction)

Solution Approach 2:

The kettle assembly incorporates self-aligning features and automatic engagement mechanisms that allow it to be easily removed and reinstalled without requiring complex alignment procedures or additional tools, making the removal and installation process intuitive and user-friendly.

Inventive Principle:
Principle #25Self-service

3Ease of repair

If the kettle assembly is easily removable, then the ease of maintenance is improved, but the device complexity increases

Engineering Contradiction:
Improveease of maintenanceVSAvoiddevice complexity
Core Design Contradiction:
Ease of repairVSDevice complexity

Solution Approach 1:

Only the specific portions of the kettle assembly that require maintenance have removable features, while the rest of the structure remains simple and fixed. The complexity is localized to the engagement and disengagement mechanisms, while the majority of the kettle structure maintains simple, straightforward design elements.

Inventive Principle:
Principle #3Local quality

Data Source

PatentUS11172696B2Popcorn machines having removable kettle assemblies
Publication Date: 2021.11.16 C CRETORS & CO
  • US11172696B2 patent drawing
  • US11172696B2 patent drawing
  • US11172696B2 patent drawing

AI summary

Popcorn machines having easily removable popping kettle assemblies are described herein. In some embodiments, a popcorn machine configured accordance with the present technology includes a cabinet and a pair of kettle supports mounted within the cabinet. A kettle assembly is configured to be positioned on the kettle supports and to pop popcorn placed in a kettle of the kettle assembly when the kettle assembly is in a popping position, and to discharge the popcorn when the kettle assembly is moved from the popping position to a dumping position. The kettle assembly can be lifted off the kettle supports in the popping position to facilitate removal of the kettle assembly from the cabinet for maintenance, cleaning, repair, replacement, etc. In some embodiments, the kettle assembly can be stopped in the dumping position.