Scissors With Detachable Comb For Eyebrow Trimming

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Solution Overview

Problem

Existing scissors with combs are not designed to accommodate differences in eyebrow hair direction and characteristics between the left and right eyebrows, making them difficult to use effectively for trimming.

Innovation Solution

A pair of scissors with a detachable comb member featuring multiple comb tooth groups with different orientations, allowing for adjustable alignment with the blade edges, enabling proper use based on eyebrow direction and characteristics.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If a single comb tooth group is provided extending orthogonal to the blade edge, then the comb structure is simple, but it cannot accommodate different eyebrow directions and characteristics

Engineering Contradiction:
Improveadaptability to different eyebrow directionsVSAvoidcomb structure complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The comb member is divided into multiple comb tooth groups (first, second, and third comb tooth groups) with different orientations. Each group extends in a different direction relative to the blade edge, allowing selection of the appropriate comb group for different eyebrow trimming needs. This segmentation enables the comb to adapt to various eyebrow directions without requiring multiple separate combs.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

Different comb tooth groups are designed with different local characteristics - specifically different extending directions. The first comb tooth group extends in a first direction, the second in a second direction, and the third in a third direction. This local quality variation allows each comb group to be optimized for specific trimming scenarios, improving overall adaptability.

Inventive Principle:
Principle #3Local quality

2Ease of operation

If the comb member is detachably attached to the blade, then the comb can be adjusted and replaced, but the mounting structure becomes more complex

Engineering Contradiction:
Improveease of comb adjustmentVSAvoidmounting structure complexity
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The comb member is designed to be detachably attached to the blade through a mounting portion, allowing it to be easily mounted and dismounted. This dynamic attachment capability enables users to adjust the comb configuration according to different trimming needs without permanent fixation, improving operational flexibility while keeping the mounting structure relatively simple.

Inventive Principle:
Principle #15Dynamics

3Adaptability or versatility

If multiple comb tooth groups with different orientations are provided, then versatility for different eyebrow directions is improved, but the comb member becomes more complex

Engineering Contradiction:
Improveversatility for left and right eyebrowsVSAvoidcomb member complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The comb member is designed as a multi-functional component that can serve multiple purposes through its different comb tooth groups. By integrating first, second, and third comb tooth groups with different orientations into a single comb member, the invention eliminates the need for multiple separate combs, achieving universality while managing complexity within a single integrated component.

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

Data Source

PatentUS7926185B2Scissors with comb
Publication Date: 2011.04.19 KAI R&D CENT CO LTD
  • US7926185B2 patent drawing
  • US7926185B2 patent drawing
  • US7926185B2 patent drawing

AI summary

A pair of scissors with comb comprises a first blade having an edge, a second blade openably and closably supported together with the first blade and having an edge and a comb member attached to the first blade. The comb member is provided with a plurality of comb tooth groups with different characteristics from each other. The comb member is attached to and detached from the first blade. The mounting state of each comb tooth group is changed with respect to the first blade, whereby, for example, an extending direction of the comb tooth group is changed based on differences in the direction of eyebrows so that each comb tooth group can be used properly. Since an extending direction of a comb tooth of each comb tooth group inclines, the scissors with comb can be rendered convenient when eyebrows are trimmed.