Massage Head Air-Spring Control for Consistent Impact Energy
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Solution Overview
Problem
Existing massage apparatuses experience variations in return speed and impact energy due to differences in user body hardness, leading to inconsistent massaging operations.
Innovation Solution
A massage apparatus with a stroke center position of the driving element that is adjustable based on user body hardness, using sensors and a control panel to regulate the air spring effect, ensuring consistent impact energy through adjustable stroke center positions and lengths.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If the driving element uses a fixed stroke center position, then the structure is simple, but the return speed and impact energy vary with user body hardness
Solution Approach 1:
The patent makes the stroke center position of the driving element adjustable rather than fixed. The driving element can be positioned at different stroke center locations along the cylinder axis, allowing the system to adapt dynamically to different user body hardness conditions. This dynamic adjustment capability resolves the contradiction by enabling consistent massaging performance across varying conditions while accepting increased structural complexity.
Solution Approach 2:
The patent changes the positional parameter of the driving element (stroke center position) to optimize performance. By adjusting where the driving element centers its reciprocating motion within the cylinder, the system can compensate for variations in user body hardness, maintaining reliable and consistent massaging operations despite the added complexity of adjustment mechanisms.
2Reliability
If the stroke center position is adjusted for harder bodies, then impact energy consistency improves, but the device complexity increases
Solution Approach 1:
The driving element's stroke center position is made dynamically adjustable based on user body hardness. For harder bodies, the stroke center is positioned to optimize impact energy delivery, while for softer bodies, it is repositioned to prevent excessive force. This dynamic adaptation ensures consistent impact energy across different users, accepting the necessary complexity of adjustment mechanisms.
Solution Approach 2:
The patent adjusts the stroke center position parameter of the driving element to maintain consistent impact energy. By varying this positional parameter according to user body hardness, the system achieves reliable impact energy delivery while incorporating the complexity required for such adjustment capabilities.
3Device complexity
If the massaging element return speed varies with body hardness, then the structure is simpler, but the massaging operation becomes inconsistent
Solution Approach 1:
The patent introduces dynamic adjustability to the driving element's stroke center position to compensate for variations in massaging element return speed caused by different user body hardness. This dynamic adjustment ensures that despite structural simplicity, the massaging operation remains consistent and reliable across varying conditions.
Solution Approach 2:
The stroke center position parameter of the driving element is adjusted to compensate for variations in massaging element return speed. By changing this parameter based on user body hardness, the system maintains consistent massaging operations while balancing structural simplicity with performance reliability.
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
The apparatus provides a rationalized massaging operation by controlling the air spring effect to match user body hardness, maintaining consistent impact energy and reducing friction loss, thus enhancing the efficiency and effectiveness of the massage.
Implementation Method 1
When the driving element is moved from the first position to the second position, the driving element moves the massaging element via an air spring effect toward the massage head
Data Source
AI summary
A massage apparatus for massaging on a user's body by a massage head moving at least linearly in a longitudinal direction of the massage head, configured so that a massaging element moves toward the massage head by way of air pressure fluctuation in an air chamber when a driving element is moved from a first position to a second position. In addition, the stroke center position of the reciprocating movement of the driving element moved between the first position and the second position is configured to be changeable.