Mechanical Engineer

Sameer Khan Portfolio.

Design, prototyping, testing, and hardware systems by Sameer Khan.

Design · Test · Prototype

About

I’m a mechanical engineer focused on practical hardware work: modeling parts, building prototypes, setting up tests, and using data to improve designs.

My project work spans experimental propeller testing, mechatronics, product design, and medical-device research.

Projects

Toroidal propeller experiment on a test stand
Experimental Testing

Toroidal Propeller Study

Designed and tested toroidal propeller geometries using 3D printing, a custom thrust stand, and comparative MATLAB analysis.

Built: propeller prototypes, test setup, sensor workflow

Tools: SolidWorks, FDM printing, MATLAB, instrumentation

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Automatic writing arm CAD model
Mechanism Design

Automatic Writing Arm

Built a pen-plotting mechanism that translated GUI-generated paths into controlled mechanical motion.

Built: mechanical arm, calibration workflow, motion path filtering

Tools: Arduino, kinematics, CAD, prototyping

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Automatic water dispenser prototype
IoT Hardware

Automatic Water Dispenser

Designed an ESP32-based soil-moisture system with sensor feedback, control thresholds, and a custom enclosure.

Built: sensing circuit, control logic, enclosure

Tools: ESP32, sensors, enclosure design, prototyping

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Ergonomic water bottle holder
Product Design

Ergonomic Bottle Holder

Developed a lightweight carry accessory through iterative CAD modeling, 3D printing, and physical fit testing.

Built: printed prototypes, integrated storage features, ergonomic form

Tools: Onshape, FDM printing, product iteration

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Bike frame design
CAD Design

Bike Frame Design

Modeled a bike frame concept with attention to geometry, structure, manufacturability, and presentation visuals.

Built: frame model, component layout, animated design presentation

Tools: Creo, 3ds Max, CAD modeling

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