Visible Blade Cutting Tool with Alignment Apparatus

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Solution Overview

Problem

Existing material application and cutting systems for arts and crafts are cumbersome, difficult to use, and lack safety features, especially when cutting curved or organic shapes, as they require manual orientation of the cutting edge and can be hazardous due to hidden blades and variable user handling techniques.

Innovation Solution

A cutting and decorating device with a visible blade secured within a tip, combined with an alignment apparatus that provides ergonomic support and pressure compensation, allowing for simultaneous cutting and decorating with a rotatable cuff or barrel form, and a planned-thickness target material project pad for precise cutting without additional protective surfaces.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of manufacture

If a traditional craft knife or swiveling blade is used for cutting curved shapes, then cutting capability is improved, but safety deteriorates due to hidden blades and difficulty in controlling orientation

Engineering Contradiction:
Improvecutting capabilityVSAvoidsafety
Core Design Contradiction:
Ease of manufactureVSObject-affected harmful factors

Solution Approach 1:

The blade is made transparent or translucent, allowing users to visually track the cutting edge throughout the entire cutting process. This transparency eliminates the hazard of hidden blades while maintaining cutting effectiveness, directly resolving the safety issue without sacrificing cutting capability

Inventive Principle:
Principle #32Color changes

Solution Approach 2:

A transparent blade acts as an intermediary between the user and the material being cut. The transparency provides visual feedback and awareness, serving as a mediator that communicates blade position and orientation to the user, thereby preventing accidental injuries while maintaining cutting function

Inventive Principle:
Principle #24Intermediary (Mediator)

2Manufacturing precision

If manual orientation of the cutting edge is required, then cutting precision may be improved, but ease of operation deteriorates due to difficulty in maintaining correct alignment

Engineering Contradiction:
Improvecutting precisionVSAvoidease of operation
Core Design Contradiction:
Manufacturing precisionVSEase of operation

Solution Approach 1:

The transparent blade enables the cutting tool to be self-aligning through visual feedback. Users can naturally adjust their hand orientation by observing the blade's position relative to the cutting line, eliminating the need for complex alignment mechanisms or training. The tool serves itself by providing inherent visual guidance for proper orientation

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The transparency of the blade provides continuous visual feedback to the user during cutting. Users can see the blade's orientation and position in real-time, allowing them to make immediate adjustments to maintain correct alignment with the cutting line, thereby achieving precision without difficult manual orientation requirements

Inventive Principle:
Principle #23Feedback

3Productivity

If pressure is applied to cut through sheet stock, then cutting effectiveness is improved, but harmful factors worsen due to potential damage to underlying surfaces and tool

Engineering Contradiction:
Improvecutting effectivenessVSAvoidsurface damage
Core Design Contradiction:
ProductivityVSObject-generated harmful factors

Solution Approach 1:

The transparent blade allows users to visually monitor the cutting depth and pressure being applied. Users can see when the blade is approaching the underlying surface, enabling them to reduce pressure before damage occurs. This visual awareness prevents both surface damage and tool damage while maintaining cutting effectiveness

Inventive Principle:
Principle #32Color changes

Solution Approach 2:

The transparency provides real-time visual feedback on blade position relative to the material thickness and underlying surface. Users can observe the cutting progression and adjust pressure dynamically, receiving immediate feedback that prevents excessive pressure application and potential damage to surfaces or the tool itself

Inventive Principle:
Principle #23Feedback

Data Source

PatentUS11207791B2System for material application and cutting
Publication Date: 2021.12.28 PERRY TERI TOYS LLC
  • US11207791B2 patent drawing
  • US11207791B2 patent drawing
  • US11207791B2 patent drawing

AI summary

A system comprising a material decorating and cutting device used with an alignment apparatus to simultaneously cut and deposit decorating material on arts and crafts materials surfaces such as sheet stock. The cutting device contains a reservoir with decorating material such as paint, glue, ink, pigment, or three-dimensional material such as wax. The cutting device has a tip with a nib and a blade. The nib facilitated the transfer of decorating material to a target material such as paper or wood while the blade cutting edge cuts the target material. The alignment apparatus provides for continuous decorating and cutting on a surface. The system provides an efficient, fun, and safe way to participate in arts and crafts activities.