Gear Shift Actuator System for Automatic Transmission
Find Innovative SolutionsGenerate Solutions
Solution Overview
Problem
Manual gear shifting in two-wheeled vehicles requires continuous operator attention, leading to operator unease and instability, especially in heavy traffic, and existing automatic transmission systems require significant engine modifications, complicating design standardization and increasing weight and size.
Innovation Solution
An electrically operated gear shift actuator system for internal combustion engines, comprising a gear shift motor, reduction gearbox, power transmission mechanism, shift control unit, and shift position detector, which automatically selects gear ratios without manual intervention, compatible with various two-wheeled vehicles and engine configurations.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If manual gear shifting is used, then the transmission system is simple, but operator comfort and stability deteriorate due to continuous attention required
Solution Approach 1:
The gear shift actuator system performs gear shifting automatically without operator intervention. The microcontroller monitors engine parameters and autonomously controls the actuator to change gear ratios, allowing the system to serve itself rather than requiring continuous operator attention.
Solution Approach 2:
The patent replaces the manual mechanical gear shifting system with an automated electromechanical system. The actuator uses an electric motor driven by a microcontroller to automatically engage and disengage clutch plates and shift gears, substituting the operator's manual mechanical operations with automated control.
2Ease of operation
If automatic transmission system is implemented, then operator comfort improves, but engine assembly size and weight increase
Solution Approach 1:
The gear shift actuator system is nested within the existing engine assembly structure. The actuator components including the motor, clutch plates, and shifting mechanism are integrated into the engine's crankcase and transmission housing, allowing the automatic transmission system to occupy space within the existing engine footprint rather than adding external components.
Solution Approach 2:
The actuator system is designed to be compatible with multiple engine types and configurations. The same basic actuator design can be adapted to different engine assemblies through modular installation, allowing one universal solution to serve multiple applications without requiring custom-heavy designs for each engine variant.
3Ease of operation
If automatic transmission system is implemented, then ease of operation improves, but design standardization becomes difficult
Solution Approach 1:
The gear shift actuator is designed as a universal component that can be adapted to multiple engine types and vehicle configurations. The actuator's mounting interface and control system are standardized to work with different engine assemblies, allowing the same basic design to be applied across various applications without requiring complete redesign for each case.
4Productivity
If manual gear shifting is used, then the transmission system is simple, but productivity deteriorates in heavy traffic conditions
Solution Approach 1:
The microcontroller continuously monitors engine parameters such as RPM and load conditions, and uses this feedback to determine the optimal gear ratio. The system automatically adjusts gear selection based on real-time engine performance data, enabling rapid and appropriate gear changes in heavy traffic without requiring operator interpretation or manual intervention.
Solution Approach 2:
The gear shift actuator system performs gear shifting automatically without operator intervention. The microcontroller monitors engine parameters and autonomously controls the actuator to change gear ratios, allowing the system to serve itself rather than requiring continuous operator attention.
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
Provides a stress-free and comfortable ride by eliminating the need for manual gear shifting and allowing seamless integration with existing engine designs, enhancing operator comfort and vehicle stability without altering engine assembly size or weight.
Implementation Method 1
an electrically operated gear shift actuator system for an internal combustion engine for actuating the operation of change of gear ratio comprising of a gear shift motor
Implementation Method 2
a reduction gear box connected to the said gear shift motor for reducing the power received from the said gear shift motor
Data Source
AI summary
The present subject matter discloses an electrically operated gear shift actuator system for an internal combustion engine for automatic actuation of the gear shifting operation for transmission of power generated by the engine. The actuator system includes a gear shift motor, a reduction gear box connected to the said gear shift motor, a power transmission mechanism for transmitting rotational driving force of the said gear shift motor to a shift drum, a shift control unit and a shift position detector. The present subject matter removes the need for manual gear shifting and makes the ride easy and less toilsome for the operator of the vehicle.