Adjustable Hairbrush Bristle Assembly for Variable Flexibility

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Solution Overview

Problem

Existing hairbrushes require multiple purchases to accommodate different flexibility needs for various hairstyling procedures due to the fixed nature of bristle flexibility, lacking an adjustable solution.

Innovation Solution

An adjustable hairbrush assembly with a housing, brush plate, and adjustment mechanism that allows bristles to be extended or retracted through the use of mechanical or powered systems, altering flexibility by projecting or compacting bristles through orifices.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If multiple hairbrushes with different bristle flexibilities are purchased to accommodate various hairstyling procedures, then the user can perform different styling tasks, but the device complexity and quantity of items increases

Engineering Contradiction:
Improvehairstyling capabilityVSAvoidnumber of brushes
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The hairbrush assembly is designed to perform multiple hairstyling functions through a single device by incorporating an adjustment mechanism that allows the bristle groups to be repositioned between extended and retracted states, enabling the same brush to accommodate different styling requirements without requiring multiple separate brushes

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

Solution Approach 2:

The bristle groups are made dynamically adjustable through the adjustment mechanism that allows users to change the position of bristle groups between extended and retracted configurations, transforming a static brush into a dynamic multi-functional tool that can adapt to different styling needs

Inventive Principle:
Principle #15Dynamics

2Adaptability or versatility

If bristle groups are extended to increase flexibility for soft styling, then the bristles can fan out more, but the brush structure becomes more complex

Engineering Contradiction:
Improvebristle flexibilityVSAvoidadjustment mechanism
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The brush plate is divided into multiple independent bristle groups that can be individually adjusted through the adjustment mechanism, allowing each group to be positioned separately to achieve the desired flexibility while maintaining a manageable structure through modular segmentation

Inventive Principle:
Principle #1Segmentation

Data Source

PatentUS20260026607A1Adjustable Hairbrush Assembly
Publication Date: 2026.01.29 JOHNSON JEDIDIAH
  • US20260026607A1 patent drawing
  • US20260026607A1 patent drawing
  • US20260026607A1 patent drawing

AI summary

An adjustable hairbrush assembly includes a housing, a brush plate, and an adjustment mechanism. The housing includes a first panel, a second panel, and a perimeter wall connecting the panels, wherein the first panel has a plurality of orifices. The brush plate is in the housing and includes groups of bristles, each projecting through a corresponding orifice. The adjustment mechanism is positioned within the housing and is operatively connected to the brush plate to move the brush plate toward the first panel to thereby extend the groups of bristles such that the bristles in each group of bristles are permitted to fan out to form a more flexible group of bristles, and away from the first panel to thereby retract the groups of bristles such that the bristles in each group of bristles are compacted together in the orifices to form a less flexible group of bristles.