Multi-Function Casino Tool for Card Marking and Cellophane Scoring

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Solution Overview

Problem

Casino pit bosses and supervisors require a multi-function hand-held tool that combines a writing instrument and a sharp-tipped tool for scoring and opening cellophane-wrapped playing card decks, but existing tools like knives pose safety issues due to their unwieldiness.

Innovation Solution

A handheld tool with interchangeable functions: a small tip writing instrument, a large tip writing instrument, and a cutting or scoring tool, such as a sharp-tipped needle or nail, positioned alongside each other within a container, allowing easy activation and use, and featuring a clip for convenient transport.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of manufacture

If a knife or larger sharp object is used to open cellophane, then cutting effectiveness is improved, but safety and ease of operation deteriorate due to being unwieldy and presenting safety issues

Engineering Contradiction:
Improvecutting effectivenessVSAvoidsafety and handling
Core Design Contradiction:
Ease of manufactureVSEase of operation

Solution Approach 1:

The tool is divided into multiple functional components: a safe blunt-tipped marker for marking cards, a separate sharp scoring tool for cutting cellophane, and a keyring for portability. This segmentation allows each component to be optimized for its specific function while maintaining overall safety and ease of use.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

A scoring tool with a blunt or rounded tip acts as an intermediary between the user and the cellophane packaging. Instead of using a dangerous sharp knife directly, the scoring tool creates controlled incisions that can be safely opened, mediating the cutting action to eliminate safety hazards.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Adaptability or versatility

If multiple separate tools are carried for marking and cutting functions, then functional versatility is improved, but device complexity and portability deteriorate

Engineering Contradiction:
Improvefunctional versatilityVSAvoidportability and carrying
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

Multiple functions (marking with blunt tip, scoring with sharp tip, and keyring attachment) are merged into a single integrated tool. This allows casino staff to carry one compact device that provides all necessary functions for card deck handling, eliminating the need to carry multiple separate tools.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The tool is designed as a universal multi-functional device that can perform marking, scoring, and can be attached to keys or badges. This multi-functionality ensures that a single tool can handle various tasks encountered in casino card room operations, from marking retired decks to opening new packaging.

Inventive Principle:
Principle #6Universality (Multi-functionality)

Data Source

PatentUS9022678B2Tool with variable functions for casino operations
Publication Date: 2015.05.05 MENDICINO PATRICK
  • US9022678B2 patent drawing
  • US9022678B2 patent drawing
  • US9022678B2 patent drawing

AI summary

A hand held variable tool for use in casino operations that has optional functions of, at least, (i) a small tip writing instrument such as a pencil or pen, (ii) a large tip writing instrument such as a marker, and (iii) a cutting or scoring tool, such as a sharp-tipped needle or nail to aid in “scoring” and opening the cellophane around a new deck of playing cards. The tool can be clipped to the badge of a user for ease of transport while not in use.