Human-Powered Vehicle Memory Device Frame Cavity Integration

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Solution Overview

Problem

Current memory devices for human-powered vehicles lack improved usability and protection, and do not efficiently store and transmit log-related information from various components, which can interfere with the operation of the vehicle.

Innovation Solution

A memory device for human-powered vehicles that includes a base with memory and an electronic controller, arranged in a cavity of the vehicle frame, capable of storing log-related information from components and transmitting it via communication lines, with optional wireless communication, and powered separately to reduce size and enhance protection.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If the memory device is integrated into frequently used vehicle components, then usability is improved, but the risk of interference with vehicle operation increases

Engineering Contradiction:
ImproveusabilityVSAvoidinterference with vehicle operation
Core Design Contradiction:
Ease of operationVSObject-generated harmful factors

Solution Approach 1:

The memory device is extracted from frequently used vehicle components and placed in a dedicated, separate location within the vehicle frame. This isolation removes the harmful interference factor while preserving usability through dedicated access mechanisms, allowing the memory device to function independently without affecting other vehicle operations.

Inventive Principle:
Principle #2Taking out (Extraction)

Solution Approach 2:

A communication interface serves as an intermediary between the memory device and the vehicle's control systems. This intermediary allows the memory device to store and transmit log information without directly integrating with frequently used components, thereby preventing interference while maintaining operational usability through controlled data exchange.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Reliability

If the memory device is placed in a dedicated cavity within the vehicle frame, then protection is improved, but device complexity increases

Engineering Contradiction:
ImproveprotectionVSAvoiddevice complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The memory device is nested within a dedicated cavity space within the vehicle frame structure. This nesting approach provides protection by utilizing existing vehicle frame space rather than adding external protective structures, thereby enhancing reliability without significantly increasing overall device complexity.

Inventive Principle:
Principle #7Nested doll (Nesting)

Solution Approach 2:

The dedicated cavity within the vehicle frame serves multiple functions: it provides structural support for the memory device, offers protection from environmental factors, and maintains organized wiring routes. This multi-functionality reduces the need for additional protective components, thereby improving protection while minimizing the increase in device complexity.

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

3Volume of moving object

If the memory device is powered by a separate battery, then the memory device size is reduced, but the wiring complexity increases

Engineering Contradiction:
Improvememory device sizeVSAvoidwiring complexity
Core Design Contradiction:
Volume of moving objectVSDevice complexity

Solution Approach 1:

The power supply system is segmented into separate modules: a dedicated battery for the memory device and the vehicle's main electrical system. This segmentation allows the memory device to be powered independently, reducing its size by eliminating the need for integrated power management components, while wiring complexity is managed through standardized connector designs.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

A power line connector serves as an intermediary between the separate battery and the memory device. This intermediary component simplifies the wiring arrangement by providing a dedicated, standardized interface for power transmission, thereby reducing memory device size through external power supply while minimizing the practical impact of increased wiring complexity through modular connection design.

Inventive Principle:
Principle #24Intermediary (Mediator)

4Quantity of substance

If the memory device stores log information from multiple components, then the quantity of stored information increases, but the risk of data loss increases

Engineering Contradiction:
Improvequantity of log informationVSAvoiddata loss risk
Core Design Contradiction:
Quantity of substanceVSReliability

Solution Approach 1:

The memory device incorporates redundant storage capacity and error-checking mechanisms as beforehand cushioning against data loss. By designing the storage system with excess capacity and protective features, the device can accommodate large quantities of log information from multiple components while maintaining reliability through redundancy that prevents data loss even under adverse conditions.

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

Data Source

PatentUS20250002109A1Memory device for human-powered vehicle
Publication Date: 2025.01.02 SHIMANO INC
  • US20250002109A1 patent drawing
  • US20250002109A1 patent drawing
  • US20250002109A1 patent drawing

AI summary

A memory device is provided for a human-powered vehicle. The memory device basically includes a base, memory and an electronic controller. The memory is provided on the base. The electronic controller is configured to control the memory so that the memory stores log-related information received from at least one component provided on the human-powered vehicle. The base is arranged in a cavity of a frame of the human-powered vehicle.