Mechanical Engineering · Jul 18, 2025

Mechanism Design: Key-Turn Assist Prototype

Designed and tested a compact assist mechanism that lowers required key-turn torque for constrained users.

mechanism-designprototypehuman-factorstesting
Mechanism Design: Key-Turn Assist Prototype

Overview

Developed an assistive mechanism concept to improve accessibility for key-based interfaces.

Problem / Constraints

  • Compact packaging volume
  • Durability targets under repeated actuation
  • Ergonomic usability for broad user range

Approach

Evaluated linkage concepts, prototyped alternatives, and tested torque profiles under repeat cycles.

Results

User Torque

-41%

Prototype Iterations

6

Media

Lessons / Next Steps

Next iteration will integrate material upgrades for lifecycle durability.