Monitor Lift Mount With Harness Drive for Easier EGM Servicing

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Solution Overview

Problem

Conventional electronic gaming machines (EGMs) face difficulties in manually lifting and removing monitors due to their weight and elevated position, making servicing and replacement challenging for operators.

Innovation Solution

A lift assembly with a harness and drive mechanism is integrated into the EGM, allowing the monitor to be securely mounted to the cabinet and easily moved between positions using a carriage and linkage system, enabling operators to lift and remove the monitor without manual strain.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If the monitor is securely mounted high above the ground surface to the cabinet, then the monitor is stable and properly positioned for gameplay, but it becomes difficult and physically straining for operators to manually lift and remove the monitor for servicing

Engineering Contradiction:
Improvemonitor mounting stabilityVSAvoidmonitor removal ease
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

A lift assembly acts as an intermediary mechanism between the operator and the monitor. The lift assembly includes a carriage that receives the monitor, a winch mechanism for lifting, and a counterweight system to balance the monitor's weight, allowing operators to easily service monitors mounted high above the ground without direct manual lifting

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The lift assembly incorporates a counterweight system that balances the monitor's weight. The counterweight reduces the effective weight the operator must lift, making it feasible to remove and service heavy monitors mounted at elevated positions without excessive physical strain

Inventive Principle:
Principle #8Anti-weight (Counterweight)

2Ease of operation

If the monitor is positioned high above the ground surface for optimal gameplay viewing, then the gaming experience is improved, but the monitor becomes inaccessible and difficult to service

Engineering Contradiction:
Improvegameplay viewing qualityVSAvoidmonitor accessibility for servicing
Core Design Contradiction:
Ease of operationVSEase of repair

Solution Approach 1:

The lift assembly serves as a mediator that enables easy access to the monitor for servicing while maintaining its elevated operational position. The carriage can be lowered to ground level for servicing and then raised back to the optimal viewing position, decoupling the operational position from the servicing position

Inventive Principle:
Principle #24Intermediary (Mediator)

3Strength

If a heavy-duty monitor is used to display electronic games, then the display quality and durability are improved, but the manual lifting and installation becomes prohibitively difficult

Engineering Contradiction:
Improvemonitor durabilityVSAvoidmonitor installation ease
Core Design Contradiction:
StrengthVSEase of operation

Solution Approach 1:

The counterweight system in the lift assembly compensates for the heavy monitor's weight during installation and servicing. The counterbalance mechanism reduces the lifting force required, making it practical to install and service heavy-duty monitors that provide durable, high-quality display performance

Inventive Principle:
Principle #8Anti-weight (Counterweight)

Solution Approach 2:

The lift assembly acts as an intermediary that handles the heavy monitor during installation and servicing operations. The mechanical advantage provided by the winch and counterweight systems allows operators to manage heavy monitors without excessive physical strain, enabling the use of durable, heavy-duty display equipment

Inventive Principle:
Principle #24Intermediary (Mediator)

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

Facilitates the installation, servicing, and removal of monitors with reduced operator effort, improving accessibility and extending the lifespan of EGMs by simplifying maintenance processes.

Implementation Method 1

a drive mechanism coupled to the harness and operable to selectively release and retract the harness for moving the monitor relative to the cabinet

Methodology Applied
Scientific EffectMechanical Advantage: Mechanical Advantage

Implementation Method 2

a linkage assembly pivotably coupled to the carriage and the cabinet

Methodology Applied
Scientific EffectPivoting: Hinge

Data Source

PatentUS11587389B2Lift assembly and mount for a monitor of an electronic gaming machine
Publication Date: 2023.02.21 ARISTOCRAT TECHNOLOGIES INC
  • US11587389B2 patent drawing
  • US11587389B2 patent drawing
  • US11587389B2 patent drawing

AI summary

An electronic gaming machine includes a cabinet, a monitor configured to display an electronic game, a mount configured to secure the monitor to the cabinet, the mount including a carriage and a linkage assembly pivotably coupled to the carriage and the cabinet, and a lift assembly for moving the mount relative to the cabinet. The lift assembly includes a harness coupled to the carriage and a drive mechanism coupled to the harness and operable to selectively release and retract the harness for moving the monitor relative to the cabinet.