Bicycle Seat Position Indicator with Feedback Display

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Solution Overview

Problem

Cyclists need to manually observe the adjustable seatpost to determine its height, which can be inconvenient and time-consuming.

Innovation Solution

A bicycle seat position indicator system comprising a controller and an indicating device that provides a visual or auditory output signal representing the current height position of the adjustable seatpost, allowing cyclists to receive information without direct observation.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Loss of information

If a cyclist manually observes the seatpost to determine its height position, then the cyclist can obtain position information, but it requires time and attention that could be used for cycling

Engineering Contradiction:

Improveseatpost height position informationVSAvoidtime to determine seatpost position

Core Design Contradiction:

Loss of informationVSLoss of time

Solution Approach 1:

The patent implements a feedback system where a detector continuously monitors the seatpost height position and sends signals to a controller, which then displays the position information on an indicating device mounted on the handlebar. This closed-loop feedback mechanism automatically provides position information to the cyclist without requiring manual observation or interpretation of the seatpost position.

Inventive Principle:

Principle #23Feedback

Solution Approach 2:

The patent introduces an intermediary indicating device (display system) that acts as a mediator between the seatpost position and the cyclist. Instead of directly observing the seatpost, the cyclist receives processed position information through the indicating device mounted on the handlebar, which translates complex position data into easily interpretable visual or auditory signals.

Inventive Principle:

Principle #24Intermediary (Mediator)

2Ease of operation

If no position indicator is provided, then the device complexity remains low, but the cyclist cannot easily determine the current seat height

Engineering Contradiction:

Improveease of determining seatpost heightVSAvoidcomplexity of seatpost indication system

Core Design Contradiction:

Ease of operationVSDevice complexity

Solution Approach 1:

The patent replaces manual mechanical observation of the seatpost position with an automated electronic detection and indication system. The detector electronically senses the seatpost position, and the controller electronically processes and displays this information, substituting the mechanical visual inspection method with an electronic information system that provides easier and more reliable position determination.

Inventive Principle:

Principle #28Mechanics substitution (Replace mechanical system)

Solution Approach 2:

The indicating device is designed to provide multiple functions: it can display position information visually through LEDs or displays, and potentially provide auditory feedback. The system serves both as a position indicator and as an information interface between the seatpost mechanism and the cyclist, making the complexity worthwhile by providing versatile position information delivery methods.

Inventive Principle:

Principle #6Universality (Multi-functionality)

Data Source

PatentUS8781690B2Bicycle seat position indicator

Publication Date: 2014.07.15 SHIMANO INC

AI summary

A bicycle seat position indicator has a controller and an indicating device. The controller provides an output signal indicative of a current height position of an adjustable bicycle seatpost. The indicating device is operatively coupled to the controller to receive the output signal and provide information representing the current height position of the adjustable bicycle seatpost based on the output signal from the controller.