Hair Dryer Display Control for Lower-Power Styling Modes
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Solution Overview
Problem
Hair dryers lack user-friendly control options and consume excessive power due to high heat and motor usage, especially when a display is attached.
Innovation Solution
A hair dryer design with a display on one surface and buttons on another, allowing for efficient control of wind output and mode changes through intuitive button inputs, minimizing power consumption while providing various styling functions.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If a display is attached to the hair dryer to provide various control functions, then the ease of operation and versatility are improved, but the power consumption increases
Solution Approach 1:
The control functions are segmented between physical buttons (for basic control) and display (for information and mode selection). The display shows operation modes, temperature levels, and intensity levels separately, allowing users to control functions without the display being continuously active at high power.
Solution Approach 2:
The display is activated periodically based on user interaction rather than continuously. It updates information (operation mode, temperature, intensity) in response to button presses or time intervals, reducing overall power consumption while maintaining usability.
2Device complexity
If physical buttons are used for control, then the device complexity is reduced, but the adaptability and control options are limited
Solution Approach 1:
The patent combines physical buttons (for simple, reliable control) with a display (for information and mode selection) in a unified control interface. The display shows feedback about temperature, intensity, and operation mode while physical buttons handle the actual control inputs, merging the advantages of both approaches.
Solution Approach 2:
The display provides visual feedback to users about the current operation mode, temperature level, and intensity level in response to button inputs. This feedback mechanism enhances adaptability by allowing users to monitor and adjust settings without increasing the complexity of the control hardware.
3Productivity
If high heat and motor usage are increased to improve drying performance, then the productivity is improved, but the power consumption increases
Solution Approach 1:
The hair dryer uses dynamic control of motor speed and heater power based on selected operation modes. The controller adjusts motor rotation speed and heating element power output according to the displayed mode (e.g., high power for rapid drying, low power for styling), allowing the system to optimize productivity while minimizing unnecessary power consumption.
Solution Approach 2:
The system changes operational parameters (motor speed, temperature, intensity) based on user selections through the display and buttons. Different operation modes correspond to different parameter settings, enabling the hair dryer to adapt its power consumption to match the actual drying or styling task required.
Data Source
Figure 1(a)~1(c)
Figure 2
Figure 3(a)~4(b)
AI summary
The present disclosure relates to a hair dryer to which a display is attached. In particular, by defining various UX/UI scenarios, not only is user convenience increased, but a rapid increase in temperature due to the hair dryer being overloaded is prevented.