Electronic Vehicle Shift System With Pedal Sensor

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Solution Overview

Problem

Current vehicle shift systems are cumbersome and require manual effort to change transmission settings, lacking efficient and intuitive methods for operators to quickly switch between gear settings like drive, reverse, park, and others.

Innovation Solution

A vehicle shift system incorporating a shift pedal or button that sends signals to a controller to change transmission settings, with optional display feedback, allowing for quick and easy gear changes and potentially reducing system size.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If manual shift systems are used, then transmission setting changes are reliable, but the operation becomes cumbersome and time-consuming

Engineering Contradiction:
Improveease of transmission setting changeVSAvoidtime for gear changes
Core Design Contradiction:
Ease of operationVSLoss of time

Solution Approach 1:

The patent replaces traditional mechanical shift levers and linkages with an electronic control system. A sensor detects the position of a simplified shift pedal, and a controller electronically actuates the transmission setting changes, eliminating complex mechanical connections while enabling faster, more intuitive operation.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

Solution Approach 2:

The patent introduces an electronic controller as an intermediary between the driver's input (shift pedal position) and the transmission actuation. This intermediary processes sensor signals and coordinates the transmission setting changes, providing a more responsive and user-friendly interface while reducing mechanical complexity.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Productivity

If electronic shift control is implemented, then operation speed increases, but system complexity increases

Engineering Contradiction:
Improvespeed of transmission setting changeVSAvoidcomplexity of shift system
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The patent divides the shift control system into distinct functional modules: a simple shift pedal for input, a sensor for detection, a controller for processing, and actuators for execution. This segmentation allows each component to be optimized independently and simplifies the overall system architecture while enabling rapid response.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The controller serves multiple functions: it receives and processes sensor signals, determines appropriate transmission settings based on vehicle conditions, coordinates actuator operations, and can provide user feedback. This multi-functionality reduces the need for separate dedicated components, thereby managing complexity while maintaining high productivity.

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

Data Source

PatentUS10138997B2Vehicle shift system
Publication Date: 2018.11.27 THUNDER POWER NEW ENERGY VEHICLE DEV CO LTD
  • US10138997B2 patent drawing
  • US10138997B2 patent drawing
  • US10138997B2 patent drawing

AI summary

A vehicle shift system, including a shift pedal, a sensor configured to generate a first signal when the shift pedal moves in a first direction, and a controller coupled to the sensor and configured to control a transmission to change from a first transmission setting to a second transmission setting in response to the first signal.