Utility Beard Knife With Pivoting Blade And Comb Locks

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Solution Overview

Problem

Existing utility knife devices do not integrate a blade and comb pivotally attached to a handle with movable locks for retaining them at various positions, limiting their functionality for both cutting and grooming tasks.

Innovation Solution

A utility knife device with a pivotally coupled blade and comb, each with movable locks and knobs for positioning, allowing the blade to be stored or deployed and the comb to be used for grooming, and a belt clip for carrying, enhancing versatility.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If a utility knife device includes a blade and comb pivotally attached to a handle, then the device provides cutting and grooming functionality, but the device complexity increases due to the need for positioning locks

Engineering Contradiction:
ImprovefunctionalityVSAvoiddevice complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The patent combines a blade and a comb into a single utility device that pivots from a common handle. The blade can be positioned in multiple locations along the handle, and the comb is similarly positionable. This merging of functions into one device provides both cutting and grooming capabilities while sharing common structural elements like the handle and locking mechanism.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The patent implements dynamic positioning capabilities where the blade and comb can be moved to various positions along the handle and locked in place. The locking mechanism allows the components to transition between multiple static positions while maintaining the ability to reposition. This dynamic design enables adaptability for different grooming and cutting needs.

Inventive Principle:
Principle #15Dynamics

2Adaptability or versatility

If the blade and comb are positionable between deployed and stored positions, then the device becomes more versatile, but the ease of operation decreases due to the locking mechanism

Engineering Contradiction:
ImprovepositionabilityVSAvoidease of operation
Core Design Contradiction:
Adaptability or versatilityVSEase of operation

Solution Approach 1:

The locking mechanism is designed to automatically engage and disengage based on the position of the blade and comb. As the components are moved along the handle, the locking mechanism self-adjusts to provide secure positioning without requiring manual intervention. This self-service feature simplifies operation while maintaining positionability.

Inventive Principle:
Principle #25Self-service

3Ease of operation

If a belt clip is attached to the handle for carrying, then the device becomes more portable, but the device complexity increases

Engineering Contradiction:
ImproveportabilityVSAvoiddevice complexity
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The belt clip attachment provides multiple carrying options for the device, enabling portability in various contexts. The clip can be attached to belts, bags, or other garments, making the device accessible and convenient for users. This universal attachment method adds carrying functionality without significantly complicating the core device structure.

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

Data Source

PatentUS12434397B2Utility beard knife device
Publication Date: 2025.10.07 DONAHOE GERRIC
  • US12434397B2 patent drawing
  • US12434397B2 patent drawing
  • US12434397B2 patent drawing

AI summary

A utility beard knife device includes a handle that has a lengthwise channel. A blade is pivotally coupled to the handle and the blade is positionable in a stored position or a deployed position. A first knob extends away from the blade for gripping and a first lock is movably integrated into the blade for retaining the blade at a variety of positions. A comb is pivotally coupled to the handle and the comb is positionable in a stored position or a deployed position. A second knob extends away from the comb for gripping and a second lock is movably integrated into the comb for retaining the comb at a variety of positions. A belt clip is attached to the handle for attaching to a garment to carry the handle.