Z-Shaped Handle Design for Handheld Massager Maneuverability
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Solution Overview
Problem
Existing massage devices, particularly percussive and vibrational massagers, face challenges in maneuverability and force control due to their design, making it difficult to use on oneself or in confined spaces, and they often require manual support to maintain effectiveness.
Innovation Solution
A 'Z'-shaped handle design for a handheld massager with a linear main body and a perpendicular secondary handle, allowing for multiple grip options and improved control over the massage head, enabling better maneuverability and force application.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If a traditional linear or pistol-grip design is used, then the device structure is simple, but the maneuverability and ability to access confined spaces deteriorates
Solution Approach 1:
The patent introduces a secondary handle extending perpendicular to the main body axis, adding a dimensional element to the handle structure. This allows the device to be gripped from multiple orientations and improves maneuverability in confined spaces without significantly complicating the overall design
2Measurement precision
If a traditional design is used, then the device is easy to manufacture, but the force control and positioning precision deteriorates
Solution Approach 1:
The patent applies different functional qualities to different parts of the handle structure. The main body provides structural support and motor housing, while the secondary handle provides additional grip points and force application leverage. This localized functional differentiation improves positioning precision and force control without requiring complex manufacturing processes
3Adaptability or versatility
If the device is designed for self-use, then the versatility improves, but the stability and control deteriorates
Solution Approach 1:
The secondary handle acts as an intermediary structure that provides additional support and control points for self-use. It serves as a mediator between the user's hand and the massage head, enabling stable control during self-application without requiring two hands
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 'Z'-shaped handle design enhances the massager's usability by allowing for precise positioning and force application on various body parts, including confined spaces, and provides flexibility in grip styles for both self-use and use on others.
Implementation Method 1
the motor drives the massage head to percuss along a main axis generally parallel to the secondary main axis and non-parallel to the major axis
Implementation Method 2
by attaching an eccentric mass to the rotor, the subsequent rotation of the rotor will cause the mass to effectively oscillate around the rotor and the inertia imparted by the moving mass will generally cause the motor, and thus the massager, to shake
Implementation Method 3
a battery electrically connected to the motor and mounted within the secondary handle
Data Source
AI summary
A handle structure for a hand-held massager, and the massager itself, which utilizes what is referred to as a “Z”-shape. Specifically, the system provides for a generally linear main body with the massage head generally arranged at a generally right angle to the main body at or toward one of the two ends and will typically be close to the main body with little lateral extension except the physical head itself. At the opposing end, there will be a tail which acts as a secondary handle. The tail may serve to hold a removable battery pack or an internal battery or transformer and will also extend generally perpendicularly from the main body in the generally opposing direction to the massage head.