Hinged Hair Care Airflow Path for Flexible Styling Angles
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Solution Overview
Problem
Existing hair care appliances lack flexibility in configuration and fluid flow management, which can affect their efficiency and usability for different styling treatments.
Innovation Solution
A hair care appliance with a movable handle and body joint that allows transition between straight and bent configurations, featuring a rotational hinge joint and internal components that maintain fluid flow efficiency and support various attachments.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If the hair care appliance uses a fixed straight configuration, then the fluid flow path is simple and manufacturing is easier, but the appliance lacks versatility for different styling treatments
Solution Approach 1:
The patent implements a rotational hinge joint that enables the handle and body to rotate relative to each other, transitioning between straight and bent configurations. This dynamic mechanism allows the appliance to adapt to different styling treatments while maintaining a relatively simple overall structure, resolving the contradiction between versatility and complexity.
2Adaptability or versatility
If the body is movable between straight and bent configurations, then versatility for different styling treatments is improved, but maintaining fluid flow efficiency becomes more difficult
Solution Approach 1:
The rotational hinge joint is designed to maintain proper alignment of the fluid flow path components regardless of the configuration. The joint mechanism ensures that the heater and other internal components remain correctly positioned relative to the fluid flow path, preserving fluid flow efficiency in both straight and bent configurations.
Solution Approach 2:
The appliance is divided into separable components (handle, body, heater assembly) that can move independently through the rotational joint. This segmentation allows each component to be optimized for its function while the joint coordinates their relative positions to maintain overall fluid flow efficiency across configurations.
3Adaptability or versatility
If a rotational hinge joint is added to enable configuration changes, then adaptability is improved, but the device complexity and potential points of failure increase
Solution Approach 1:
The rotational hinge joint implements a simple dynamic connection between the handle and body, allowing configuration changes without requiring complex multi-stage mechanisms. This single-degree-of-freedom joint provides the necessary versatility while minimizing added complexity and potential failure points.
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
Enables efficient and versatile hair drying and styling by maintaining fluid flow velocity and pressure across configurations, accommodating different styling needs with minimal effort and reduced user fatigue.
Implementation Method 1
The fluid flow path receives ambient air and directs the ambient air through the hair care appliance via a motor and fan assembly. The fluid flow path is directed across a heating assembly to generate heated air at an outlet of the hair care appliance.
Implementation Method 2
The fluid flow path receives ambient air and directs the ambient air through the hair care appliance via a motor and fan assembly.
Data Source
AI summary
A hair care appliance is provided. The hair care appliance includes a handle and a body coupled to the handle via a rotational hinge joint. The body can be movable via the rotational hinge joint between a straight configuration in which the body is aligned with a longitudinal axis of the handle and a bent configuration in which the body extends along an axis transverse to the longitudinal axis of the handle. A fluid flow path extends between an inlet in the handle and an outlet in the body. The hair care appliance can be operated with minimal loss of fluid flow in either the straight configuration and the bent configuration. The hair care appliance includes a fan assembly in the handle and a heater assembly in the body that are positioned to create a balanced center of mass of the hair care appliance when operated by a user.