Adjustable Blade Gap Clipper for Digit-Safe Nail Insertion

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Solution Overview

Problem

Conventional nail clippers lack the ability to adjust the blade gap effectively, leading to potential cutting of the digit when clipping nails, especially for animals with varying nail sizes.

Innovation Solution

An adjustable blade gap clipper with a blade gap adjustment assembly and calibration assembly, allowing for precise adjustment of the blade gap to accommodate different nail sizes, featuring a post, leaf members, and annular members to control the gap between blades.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If the blade gap is made small to allow nail insertion, then clipping function is improved, but the risk of cutting the digit increases

Engineering Contradiction:
Improvenail insertion and clippingVSAvoiddigit cutting risk
Core Design Contradiction:
Ease of operationVSObject-affected harmful factors

Solution Approach 1:

The blade gap is made adjustable rather than fixed, allowing the gap size to be dynamically changed according to the specific nail size and animal species. This enables optimal blade gap for clipping while maintaining safety margins for different applications.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The physical parameter of blade gap distance is made variable through adjustment mechanisms. The gap can be modified by changing the position of adjustment members relative to the blades, allowing precise control over the critical dimension that balances clipping effectiveness and safety.

Inventive Principle:
Principle #35Parameter changes

2Object-affected harmful factors

If the blade gap is made large to prevent digit cutting, then safety is improved, but the ability to clip nails effectively deteriorates

Engineering Contradiction:
Improvedigit cutting preventionVSAvoidnail clipping effectiveness
Core Design Contradiction:
Object-affected harmful factorsVSEase of operation

Solution Approach 1:

The blade gap transitions from a fixed large gap to an adjustable gap that can be dynamically reduced to the minimum necessary size for effective clipping, while still maintaining sufficient safety margins through controlled adjustment ranges.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The blade gap parameter is made controllable, allowing the gap distance to be precisely adjusted to match the specific requirements of different nail sizes and animal species, optimizing both safety and clipping effectiveness.

Inventive Principle:
Principle #35Parameter changes

3Manufacturing precision

If the clipper is designed for a specific animal size, then clipping precision is improved, but adaptability to other animal sizes deteriorates

Engineering Contradiction:
Improveblade gap calibrationVSAvoidsuitability for various animal species
Core Design Contradiction:
Manufacturing precisionVSAdaptability or versatility

Solution Approach 1:

The clipper is designed with universal adjustability to accommodate multiple animal sizes and species. The adjustment mechanisms allow the same clipper to be calibrated for different blade gap requirements, making it suitable for precision work on various animal types without requiring multiple specialized clippers.

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

Solution Approach 2:

The blade gap adjustment system enables the clipper to dynamically adapt its blade spacing to match the specific requirements of different animal species, from small pets requiring precise small gaps to larger animals needing bigger gaps, providing both precision and versatility.

Inventive Principle:
Principle #15Dynamics

Data Source

PatentUS12458125B2Adjustable blade gap clipper
Publication Date: 2025.11.04 DOOTS LLC
  • US12458125B2 patent drawing
  • US12458125B2 patent drawing
  • US12458125B2 patent drawing

AI summary

A nail clipper including a blade gap adjustment assembly or a blade gap calibration assembly, or a combination thereof, operable to adjust a blade gap between opposed blades to allow insertion of a nail between opposed first and second blades to allow clipping of the nail while affording a barrier to insertion of the digit between the opposed blades to avoid cutting the associated digit.