Gaming Device Hinge Assembly for Toolless Door Removal

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Solution Overview

Problem

Existing gaming devices face challenges in providing easy access to internal components for maintenance and service operations, as the main door often interferes with the footrest and requires complex procedures for removal and installation.

Innovation Solution

A hinge assembly with a pivot coupling and a hinge body that includes a first section coupled to the cabinet and a second section with a slot, allowing the door to pivot and open outward, providing a toolless separation mechanism that clears the footrest and simplifies access to internal components.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If the door is fixed to the cabinet with a traditional hinge, then the door provides stable support and security, but the door cannot be easily removed or adjusted for maintenance operations

Engineering Contradiction:
Improveease of door removalVSAvoiddoor coupling mechanism
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The hinge assembly is divided into separate sections: a hinge body mounted to the cabinet, a door bracket attached to the door, and a removable coupling mechanism connecting them. This segmentation allows the door to be easily detached from the cabinet by removing the coupling, while maintaining a stable fixed connection during normal operation.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The door coupling mechanism transitions from a static fixed connection to a dynamic removable connection. The coupling mechanism includes movable components that allow the door bracket to engage with and disengage from the hinge body, enabling easy removal and reattachment of the door for maintenance operations.

Inventive Principle:
Principle #15Dynamics

2Ease of operation

If the door opens in a traditional manner, then the door structure is simple, but the door interferes with the footrest and blocks access to internal components

Engineering Contradiction:
Improveaccess to internal cavityVSAvoidmaintenance time
Core Design Contradiction:
Ease of operationVSProductivity

Solution Approach 1:

The door opening mechanism utilizes vertical movement in addition to horizontal rotation. The door bracket slides vertically within the hinge body along guide surfaces, allowing the door to open upward and outward in a compound motion that clears the footrest area and provides unobstructed access to the internal cavity.

Inventive Principle:
Principle #17Another dimension (Dimensionality change)

3Ease of repair

If the door is easily removable for maintenance, then serviceability is improved, but the risk of tampering and unauthorized access increases

Engineering Contradiction:
Improvedoor reinstallationVSAvoidanti-tampering
Core Design Contradiction:
Ease of repairVSReliability

Solution Approach 1:

The door bracket and hinge body include pre-formed complementary surfaces and alignment features that guide the door into the correct position during reinstallation. This preliminary alignment action ensures proper engagement of the coupling mechanism and prevents forced entry or tampering attempts.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The coupling mechanism includes self-latching features and friction-fit surfaces that automatically secure the door to the cabinet when brought together. This self-service securing action reduces the need for additional fasteners or complex locking mechanisms while maintaining anti-tampering properties.

Inventive Principle:
Principle #25Self-service

Data Source

PatentUS20240371228A1Gaming device including a hinge assembly for a door
Publication Date: 2024.11.07 ARISTOCRAT TECHNOLOGIES INC
  • US20240371228A1 patent drawing
  • US20240371228A1 patent drawing
  • US20240371228A1 patent drawing

AI summary

A gaming device includes a cabinet defining an internal cavity therein, a door sized to cover at least a portion of the internal cavity, and a hinge assembly removably coupling the door to the cabinet. The hinge assembly includes a hinge body that includes a first section coupled to the cabinet by a pivot coupling and extending radially outward from the pivot coupling. The hinge body further includes a second section connected to the first section, where the second section contains a slot for receiving at least a portion of the door therein.