Replaceable Massage Subassemblies with Conducting Sliding Rails

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Solution Overview

Problem

Existing massage devices have fixed integrated massage modules that cannot adjust their relative positions and do not accommodate different user physical differences, limiting their functionality and adaptability.

Innovation Solution

A massage device with replaceable massage subassemblies and a conducting sliding rail system that allows for adjustable positioning and sliding of these subassemblies on a stick body, enabling different massage modes and accommodating various user needs.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If massage modules are integrated into a fixed structure, then the device structure is simple, but the adaptability to different user needs and body parts is poor

Engineering Contradiction:
Improveadaptability to different user needsVSAvoiddevice structure
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The massage device is divided into a stick body and multiple detachable massage subassemblies. Each subassembly can be independently selected and attached to the stick body, allowing users to customize their massage experience while maintaining a simple overall structure.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The stick body serves as a universal carrier that can accommodate different types of massage subassemblies. The standardized interface and conducting sliding rail system allow a single stick body to support multiple massage functions through interchangeable subassemblies.

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

2Adaptability or versatility

If massage modules are fixed in position, then the device structure is stable, but the relative position between modules cannot be adjusted for different users

Engineering Contradiction:
Improveadjustability of module positionVSAvoidstructural stability
Core Design Contradiction:
Adaptability or versatilityVSReliability

Solution Approach 1:

The massage subassemblies are designed to be dynamically positionable on the stick body through the conducting sliding rail system. Users can slide and lock subassemblies at different positions along the stick body to accommodate different body parts and user preferences, while the silica gel layers provide friction-based positioning stability.

Inventive Principle:
Principle #15Dynamics

3Adaptability or versatility

If multiple massage functions are integrated into one device, then the functionality is comprehensive, but the device becomes complex and difficult to operate

Engineering Contradiction:
Improvecomprehensive massage functionalityVSAvoidease of use
Core Design Contradiction:
Adaptability or versatilityVSEase of operation

Solution Approach 1:

Different massage functions are separated into distinct subassemblies (e.g., vibration module, rolling module, heating module). Users can select and attach only the subassemblies they need for a particular massage session, simplifying operation while maintaining comprehensive functionality across different configurations.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The device allows users to self-configure their massage experience by selecting and attaching appropriate subassemblies to the stick body. The intuitive sliding and locking mechanism enables easy assembly and disassembly without requiring technical knowledge or complex procedures.

Inventive Principle:
Principle #25Self-service

4Adaptability or versatility

If massage subassemblies are made detachable and adjustable, then the adaptability to different users is improved, but the electrical connection stability may be compromised

Engineering Contradiction:
Improveadaptability to different usersVSAvoidelectrical connection stability
Core Design Contradiction:
Adaptability or versatilityVSReliability

Solution Approach 1:

Conducting sliding rails and corresponding conducting sheets serve as intermediary components between the stick body and detachable subassemblies. These intermediaries maintain continuous electrical connection during the sliding and detaching processes, ensuring signal and power transmission stability while allowing mechanical adjustability.

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

Silica gel layers are used as flexible contact surfaces between the stick body and subassemblies. These elastic layers maintain constant pressure contact with the conducting sliding rails, ensuring stable electrical connection even when subassemblies are adjusted to different positions or detached and reattached.

Inventive Principle:
Principle #30Flexible shells and thin films

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

Enables users to customize massage modes by replacing subassemblies and adjust their length on the stick body, maintaining stable electrical connections and ensuring working stability through silica gel layers and conducting sliding rails.

Implementation Method 1

a conducting sliding rail disposed in a lengthwise direction of the stick body, and the PCB is electrically connected to the conducting sliding rail. Each massage subassembly is provided with a conducting sheet adapting to the conducting sliding rail, and the conducting sheet is electrically connected to the second massage module

Methodology Applied
Scientific EffectElectrical conduction: Conduction (electrical)

Implementation Method 2

An inner side surface of the connecting through hole has a first silica gel layer. An outer side surface of the stick body is provided with a second silica gel layer. When the massage subassembly is arranged on the stick body, the first silica gel layer and the second silica gel layer are in contact with each other

Methodology Applied
Scientific EffectFriction: Friction

Data Source

PatentUS12458564B2Massage device with replaceable massage subassemblies
Publication Date: 2025.11.04 SHENZHEN ALLTOKEE TECH CO LTD
  • US12458564B2 patent drawing
  • US12458564B2 patent drawing
  • US12458564B2 patent drawing

AI summary

The present disclosure discloses a massage device with replaceable massage subassemblies, including a stick body and at least one massage subassembly. A printed circuit board (PCB), a first massage module, and a power supply are arranged in the stick body. The PCB is electrically connected to the first massage module and the power supply. A second massage module is arranged in each massage subassembly. The stick body is provided with a conducting sliding rail, and the PCB is electrically connected to the conducting sliding rail. Each massage subassembly is provided with a conducting sheet adapting to the conducting sliding rail. The conducting sheet is capable of sliding in a reciprocating manner on the conducting sliding rail. Therefore, by means of configuring several massage subassemblies, each massage subassembly has a different massage function, so that a user can replace massage subassemblies to achieve different massage modes.