Massage Stick With Segmented Handles And Roller Tube
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Solution Overview
Problem
Conventional massage sticks lack massage functionality on their ends, limiting the ability to massage certain body parts effectively.
Innovation Solution
A massage stick design featuring a rod with threaded ends, a massage tube, and handles with massage portions, allowing for flexible massage techniques by using the tube or handles to apply pressure on different body parts.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If a conventional massage stick with only a roller in the middle is used, then the structure is simple, but the massage coverage is limited and cannot effectively massage certain body parts
Solution Approach 1:
The massage stick is divided into multiple functional segments: a middle roller for rolling massage and two end handles with protrusions for point massage. This segmentation allows each part to serve a specific massage purpose, expanding overall massage coverage while maintaining manageable structural complexity through modular design
Solution Approach 2:
The massage stick achieves multi-functionality by enabling two distinct massage techniques: rolling massage using the middle roller and point massage using the end handles. This allows a single device to address different body parts and massage needs, significantly improving versatility without requiring multiple separate tools
2Adaptability or versatility
If massage portions are added to both ends of the massage stick, then comprehensive massage coverage is achieved, but the device complexity increases
Solution Approach 1:
The design merges the massage tube and two handles into a single integrated rod structure, where all components share a common axis and connection system. This combining approach reduces the number of separate assemblies and simplifies manufacturing while still providing comprehensive massage functionality through the coordinated action of the roller and end handles
Solution Approach 2:
Different portions of the massage stick are designed with distinct local qualities: the middle section features a roller with protrusions for rolling massage, while the end handles have different protrusion patterns for point massage. This local differentiation allows each region to be optimized for its specific massage function while maintaining overall structural coherence
Data Source
AI summary
A massage stick includes a rod, a massage tube, two tube stoppers, two handles and two heads. The rod extends through the massage tube and each tube stopper is fixed on one end of the rod. Each tube stopper has a step in a hole thereof. The two handles are mounted to two ends of the rod and each has a passage in which two shoulders and a contact face are formed. The two heads are respectively connected to the two handles, and each has a shank and a massage end. The user may hold the handles and roll the massage tube to massage the body. Alternatively, the user may hold the massage tube and roll the handles to massage the body. The user may hold the handles or the massage tube, using the massage ends of the heads to massage the body.