Cutting device with selectively lockable actuating member
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Solution Overview
Problem
Conventional scrapers pose safety risks due to exposed sharp blades, are prone to accidental cutting, and lack replaceable blades, leading to unnecessary damage and waste.
Innovation Solution
A cutting device with a housing assembly and a movably disposed cutting assembly, featuring a locking mechanism and an urging member, allowing the blade to be safely retracted and easily replaced, reducing the risk of accidents and waste.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If a conventional scraper has a constantly exposed blade, then the cutting function is always available, but safety risks increase and accidental cutting may occur
Solution Approach 1:
The blade is made movable rather than fixed, allowing it to transition between exposed and retracted positions. The blade can be extended when cutting is needed and retracted when safety is prioritized, resolving the contradiction between operational availability and safety risk.
Solution Approach 2:
The blade is nested within the housing when not in use, with the housing serving as a protective enclosure. The blade can be deployed from this nested position when needed, allowing the system to maintain both safety (when nested) and functionality (when deployed).
2Adaptability or versatility
If a conventional scraper has a replaceable blade mechanism, then blade replacement becomes possible, but device complexity increases
Solution Approach 1:
The scraper is divided into separable components: a housing and a blade assembly. The blade assembly can be detached and replaced independently from the housing, enabling blade replacement without complicating the overall device structure. Each segment serves a specific function and can be maintained or replaced separately.
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
The device provides a safe and efficient method for cutting and replacing blades, minimizing the risk of accidental cutting and waste, while allowing for safe storage and use.
Implementation Method 1
The urging member biases the actuating member toward the first and second recesses
Data Source
AI summary
A cutting device is disclosed. The cutting device has a first housing member, a second housing member that is removably attachable to the first housing member to form a housing, and a cutting assembly that is movably disposed in the housing, the cutting assembly including an urging member, an actuating member, and a cutting member. The housing includes a first recess and a second recess. The actuating member includes a protrusion that is selectively receivable in the first recess and in the second recess. The urging member biases the actuating member toward the first and second recesses.