Sliding Massage Device With Guide-Rail Reciprocation and Vibration

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Solution Overview

Problem

Existing massagers offer singular experiences due to limited functionality in changing shape, vibration frequency, and vibration mode, failing to provide users with a better user experience.

Innovation Solution

A sliding massage device comprising a drive motor, drive shaft, rotating frame, support housing, and sliding ring, which allows for vertical reciprocating motion combined with a vibration assembly, enhancing massage diversity and user comfort.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If the massager uses traditional vibration-only mechanisms, then the structure remains simple, but the massage experience becomes singular and lacks diversity

Engineering Contradiction:
Improvemassage experience diversityVSAvoidstructure complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The patent applies the dynamics principle by transforming the static vibration mechanism into a dynamic sliding mechanism. The sliding ring moves along the guide rail under centrifugal force generated by the rotating counterweight, creating variable massage pressure and motion patterns. This dynamic element adds versatility to the massage experience without requiring multiple separate devices, thereby improving adaptability while controlling structural complexity.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The patent introduces a new spatial dimension to the massage mechanism by adding vertical sliding motion to the traditional horizontal vibration. The sliding ring's movement along the guide rail creates a multi-dimensional massage path, transforming the single-plane vibration into multi-plane combined motion. This dimensional enhancement provides diverse massage experiences while maintaining a relatively compact structure.

Inventive Principle:
Principle #17Another dimension (Dimensionality change)

2Adaptability or versatility

If the massager adds multiple functions to improve user experience, then the massage experience becomes diverse, but the structural complexity increases

Engineering Contradiction:
Improvemassage function diversityVSAvoidcomponent quantity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The patent merges the vibration function and sliding massage function into a single integrated mechanism. The rotating assembly combines the vibration motor with the counterweight-driven sliding mechanism, allowing both vibration and sliding motions to be generated by one compact unit. This merging reduces component quantity and structural complexity while providing diverse massage functions.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The sliding ring serves multiple functions simultaneously: it acts as a massage head, a motion amplifier, and a pressure regulator. The guide rail structure serves both as a motion constraint and as part of the housing. This multi-functionality approach allows the device to provide diverse massage experiences without proportionally increasing component quantity.

Inventive Principle:
Principle #6Universality (Multi-functionality)

3Ease of operation

If the sliding ring moves vertically to provide diverse massage methods, then user comfort improves, but the risk of structural damage during use increases

Engineering Contradiction:
Improveuser comfortVSAvoidstructural integrity
Core Design Contradiction:
Ease of operationVSReliability

Solution Approach 1:

The patent incorporates the buffer elastic element between the sliding ring and the housing to provide beforehand cushioning. This elastic element absorbs impact forces and prevents hard collisions during the sliding ring's vertical movement, protecting the structure from damage while maintaining user comfort. The cushioning is built into the design to handle expected operational stresses.

Inventive Principle:
Principle #11Beforehand cushioning (Prior cushioning)

Solution Approach 2:

The guide rail is designed with specific geometric constraints that dynamically control the sliding ring's motion path and speed. The rail's shape and the sliding block's interaction with it create a controlled dynamic system that prevents excessive forces while enabling comfortable massage motion. This dynamic constraint system protects structural integrity during operation.

Inventive Principle:
Principle #15Dynamics

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 device provides more diversified massage methods, ensuring user comfort and structural integrity, preventing damage during use, and offering a superior user experience.

Implementation Method 1

a drive motor; a drive shaft fixedly connected to the output shaft of the drive motor

Methodology Applied
Scientific EffectElectromagnetic conversion: Electromagnetic Induction

Implementation Method 2

a vibration assembly arranged on the side of the support housing opposite to the side facing the drive motor

Methodology Applied
Scientific EffectVibration: Vibration

Data Source

PatentUS20250318980A1Sliding massage device and massager
Publication Date: 2025.10.16 YIJINGXIN (SHANDONG) MEDICAL DEVICE TECH CO LTD
  • US20250318980A1 patent drawing
  • US20250318980A1 patent drawing
  • US20250318980A1 patent drawing

AI summary

The present invention discloses a sliding massage device and massager comprising a drive motor, drive shaft, rotating frame, support housing, and sliding ring. The rotating frame includes a sliding block fixed to the sliding ring and has an inward-recessed drive guide rail for the sliding block. The support housing contains the rotating frame in an accommodation cavity and features a limit guide rail allowing the sliding block to protrude outside. A vibration assembly is mounted on the housing opposite the motor side. During rotation, the sliding block moves along the drive guide rail, causing the sliding ring to move vertically relative to the housing. This innovative structure enables diversified massage motions while maintaining comfort. The present invention provides users with enhanced massage techniques and improved user experience through its unique sliding mechanism combined with vibration functionality.